| IATA | ICAO | Airport name | Location served |
| -YA- |
| YAA | | Anahim Lake Airport (TC: CAJ4) | Anahim Lake, British Columbia, Canada |
| YAB | CYAB | Arctic Bay Airport (TC: CJX7) | Arctic Bay, Nunavut, Canada |
| YAC | CYAC | Cat Lake Airport | Cat Lake, Ontario, Canada |
| YAD | | Moose Lake Airport (TC: CJB4) | Moose Lake, Manitoba, Canada |
| YAG | CYAG | Fort Frances Municipal Airport | Fort Frances, Ontario, Canada |
| YAH | CYAH | La Grande-4 Airport | La Grande-4, Quebec, Canada |
| YAI | SCCH | General Bernardo O'Higgins Airport | Chillán, Chile |
| YAJ | | Lyall Harbour Seaplane Base | Saturna Island, British Columbia, Canada |
| YAK | PAYA | Yakutat Airport | Yakutat, Alaska, United States |
| YAL | CYAL | Alert Bay Airport | Alert Bay, British Columbia, Canada |
| YAM | CYAM | Sault Ste. Marie Airport | Sault Ste. Marie, Ontario, Canada |
| YAN | FZIR | Yangambi Airport | Yangambi, Democratic Republic of the Congo |
| YAO | FKKY | Yaoundé Airport | Yaoundé, Cameroon |
| YAP | PTYA | Yap International Airport (FAA: T11) | Yap, Federated States of Micronesia |
| YAQ | | Maple Bay Seaplane Base | Maple Bay, British Columbia, Canada |
| YAR | CYAD | La Grande-3 Airport | La Grande-3, Quebec, Canada |
| YAS | NFSW | Yasawa Island Airport | Yasawa, Fiji |
| YAT | CYAT | Attawapiskat Airport | Attawapiskat, Ontario, Canada |
| YAU | | Kattiniq/Donaldson Airport (TC: CTP9) | Raglan Mine, Quebec, Canada |
| YAV | | Mayne Island Water Aerodrome (Miner's Bay Seaplane Base) (TC: CAW7) | Mayne Island, British Columbia, Canada |
| YAX | | Angling Lake/Wapekeka Airport[1] (TC: CKB6) | Wapekeka, Ontario, Canada |
| YAY | CYAY | St. Anthony Airport | St. Anthony, Newfoundland and Labrador, Canada |
| YAZ | CYAZ | Tofino-Long Beach Airport | Tofino, British Columbia, Canada |
| -YB- |
| YBA | CYBA | Banff Airport | Banff, Alberta, Canada |
| YBB | CYBB | Kugaaruk Airport | Kugaaruk, Nunavut, Canada |
| YBC | CYBC | Baie-Comeau Airport | Baie-Comeau, Quebec, Canada |
| YBE | CYBE | Uranium City Airport | Uranium City, Saskatchewan, Canada |
| YBF | | Bamfield Water Aerodrome (TC: CAE9) | Bamfield, British Columbia, Canada |
| YBG | CYBG | Canadian Forces Base Bagotville | La Baie (Bagotville), Quebec, Canada |
| YBH | CYBH | Bull Harbour Waterdrome | Bull Harbour, British Columbia, Canada |
| YBI | | Black Tickle Airport (TC: CCE4) | Black Tickle, Newfoundland and Labrador, Canada |
| YBJ | | Baie-Johan-Beetz Seaplane Base | Baie-Johan-Beetz, Quebec, Canada |
| YBK | CYBK | Baker Lake Airport | Baker Lake, Nunavut, Canada |
| YBL | CYBL | Campbell River Airport | Campbell River, British Columbia, Canada |
| YBO | | Bob Quinn Lake Airport (TC: CBW4) | Bob Quinn Lake, British Columbia, Canada |
| YBP | ZUYB | Yibin Wuliangye Airport | Yibin, Sichuan, China |
| YBQ | | Telegraph Harbour Seaplane Base | Thetis Island, British Columbia, Canada |
| YBR | CYBR | Brandon Municipal Airport (McGill Field) | Brandon, Manitoba, Canada |
| YBS | | Opapimiskan Lake Airport[1] (TC: CKM8) | Opapimiskan Lake, Ontario, Canada |
| YBT | CYBT | Brochet Airport | Brochet, Manitoba, Canada |
| YBV | CYBV | Berens River Airport | Berens River, Manitoba, Canada |
| YBW | | Bedwell Harbour Water Aerodrome (TC: CAB3) | Bedwell Harbour, British Columbia, Canada |
| YBX | CYBX | Lourdes-de-Blanc-Sablon Airport | Blanc-Sablon, Quebec, Canada |
| YBY | CYBF | Bonnyville Airport | Bonnyville, Alberta, Canada |
| -YC- |
| YCA | | Courtenay Airpark (TC: CAH3) | Courtenay, British Columbia, Canada |
| YCB | CYCB | Cambridge Bay Airport | Cambridge Bay, Nunavut, Canada |
| YCC | CYCC | Cornwall Regional Airport | Cornwall, Ontario, Canada |
| YCD | CYCD | Nanaimo Airport | Nanaimo, British Columbia, Canada |
| YCE | CYCE | Centralia/James T. Field Memorial Aerodrome | Centralia, Ontario, Canada |
| YCF | | Cortes Island Aerodrome (TC: CCI9) | Cortes Island, British Columbia, Canada |
| YCG | CYCG | West Kootenay Regional Airport (Castlegar Airport) | Castlegar, British Columbia, Canada |
| YCH | CYCH | Miramichi Airport | Miramichi, New Brunswick, Canada |
| YCK | CYVL | Colville Lake/Tommy Kochon Aerodrome | Colville Lake, Northwest Territories, Canada |
| YCL | CYCL | Charlo Airport | Charlo, New Brunswick, Canada |
| YCM | CYSN | St. Catharines/Niagara District Airport | St. Catharines, Ontario, Canada |
| YCN | CYCN | Cochrane Aerodrome | Cochrane, Ontario, Canada |
| YCO | CYCO | Kugluktuk Airport | Kugluktuk, Nunavut, Canada |
| YCQ | CYCQ | Chetwynd Airport | Chetwynd, British Columbia, Canada |
| YCR | CYCR | Cross Lake (Charlie Sinclair Memorial) Airport | Cross Lake, Manitoba, Canada |
| YCS | CYCS | Chesterfield Inlet Airport | Chesterfield Inlet, Nunavut, Canada |
| YCT | CYCT | Coronation Airport | Coronation, Alberta, Canada |
| YCU | ZBYC | Yuncheng Guangong Airport | Yuncheng, Shanxi, China |
| YCW | CYCW | Chilliwack Airport | Chilliwack, British Columbia, Canada |
| YCY | CYCY | Clyde River Airport | Clyde River, Nunavut, Canada |
| YCZ | CYCZ | Fairmont Hot Springs Airport | Fairmont Hot Springs, British Columbia, Canada |
| -YD- |
| YDA | CYDA | Dawson City Airport | Dawson City, Yukon, Canada |
| YDB | CYDB | Burwash Airport | Burwash Landing, Yukon, Canada |
| YDC | | Drayton Valley Industrial Airport (TC: CER3) | Drayton Valley, Alberta, Canada |
| YDE | | Paradise River Airport (TC: CDF4) | Paradise River, Newfoundland and Labrador, Canada |
| YDF | CYDF | Deer Lake Regional Airport | Deer Lake, Newfoundland and Labrador, Canada |
| YDG | CYID | Digby/Annapolis Regional Airport | Digby, Nova Scotia, Canada |
| YDJ | | Hatchet Lake Airport[1] (TC: CJL2) | Hatchet Lake, Saskatchewan, Canada |
| YDL | CYDL | Dease Lake Airport | Dease Lake, British Columbia, Canada |
| YDN | CYDN | Lt. Col W.G. (Billy) Barker VC Airport | Dauphin, Manitoba, Canada |
| YDO | CYDO | Dolbeau-Saint-Félicien Airport | Dolbeau-Mistassini, Quebec, Canada |
| YDP | CYDP | Nain Airport | Nain, Newfoundland and Labrador, Canada |
| YDQ | CYDQ | Dawson Creek Airport | Dawson Creek, British Columbia, Canada |
| YDT | CZBB | Boundary Bay Airport | Vancouver, British Columbia, Canada |
| YDU | | Kasba Lake Airport[1] (TC: CJL8) | Kasba Lake, Northwest Territories, Canada |
| YDV | CZTA | Bloodvein River Airport | Bloodvein, Manitoba, Canada |
| YDW | | Obre Lake/North of Sixty Airport (TC: CKV4) | Obre Lake, Northwest Territories, Canada |
| -YE- |
| YEA[1] | | metropolitan area1 | Edmonton, Alberta, Canada |
| YEB | | Bar River Airport[1] (TC: CPF2) | Bar River, Ontario, Canada |
| YEC | RKTY | Yecheon Air Base | Yecheon, South Korea |
| YEG | CYEG | Edmonton International Airport | Edmonton, Alberta, Canada |
| YEI | LTBR | Yenişehir Airport | Bursa, Turkey |
| YEK | CYEK | Arviat Airport | Arviat, Nunavut, Canada |
| YEL | CYEL | Elliot Lake Municipal Airport | Elliot Lake, Ontario, Canada |
| YEM | CYEM | Manitowaning/Manitoulin East Municipal Airport | Manitowaning, Ontario, Canada |
| YEN | CYEN | Estevan Regional Aerodrome | Estevan, Saskatchewan, Canada |
| YEO | EGDY | Royal Naval Air Station Yeovilton | Yeovilton, England, United Kingdom |
| YEQ | | Yankisa Airport | Yankisa, Papua New Guinea |
| YER | CYER | Fort Severn Airport | Fort Severn, Ontario, Canada |
| YES | OISY | Yasuj Airport[1] | Yasuj (Yasouj), Iran |
| YET | CYET | Edson Airport | Edson, Alberta, Canada |
| YEU | CYEU | Eureka Aerodrome | Eureka, Nunavut, Canada |
| YEV | CYEV | Inuvik (Mike Zubko) Airport | Inuvik, Northwest Territories, Canada |
| YEY | CYEY | Amos/Magny Airport | Amos, Quebec, Canada |
| -YF- |
| YFA | CYFA | Fort Albany Airport | Fort Albany, Ontario, Canada |
| YFB | CYFB | Iqaluit Airport | Iqaluit, Nunavut, Canada |
| YFC | CYFC | Fredericton International Airport | Fredericton, New Brunswick, Canada |
| YFE | CYFE | Forestville Airport | Forestville, Quebec, Canada |
| YFG | | Fontanges Airport (TC: CTU2) | Fontanges, Quebec, Canada |
| YFH | CYFH | Fort Hope Airport | Eabametoong (Fort Hope), Ontario, Canada |
| YFI | | Fort MacKay/Firebag Aerodrome[1] (TC: CFG6) | Fort McKay, Alberta, Canada |
| YFJ | CYWE | Wekweètì Airport[1] (Snare Lake Airport) (TC: CFJ7) | Wekweeti, Northwest Territories, Canada |
| YFL | | Fort Reliance Water Aerodrome (CJN8) | Fort Reliance, Northwest Territories, Canada |
| YFO | CYFO | Flin Flon Airport | Flin Flon, Manitoba, Canada |
| YFR | CYFR | Fort Resolution Airport | Fort Resolution, Northwest Territories, Canada |
| YFS | CYFS | Fort Simpson Airport | Fort Simpson, Northwest Territories, Canada |
| YFT | | Taipa Ferry Terminal | Taipa, Macau |
| YFX | | St. Lewis (Fox Harbour) Airport (TC: CCK4) | St. Lewis, Newfoundland and Labrador, Canada |
| -YG- |
| YGB | CYGB | Texada/Gillies Bay Airport | Gillies Bay, British Columbia, Canada |
| YGC | | Grande Cache Airport (TC: CEQ5) | Grande Cache, Alberta, Canada |
| YGE | | Gorge Harbour Water Aerodrome | Gorge Harbour, British Columbia, Canada |
| YGG | | Ganges Water Aerodrome (TC: CAX6) | Ganges, British Columbia, Canada |
| YGH | CYGH | Fort Good Hope Airport | Fort Good Hope, Northwest Territories, Canada |
| YGJ | RJOH | Miho–Yonago Airport | Yonago, Honshu, Japan |
| YGK | CYGK | Kingston/Norman Rogers Airport | Kingston, Ontario, Canada |
| YGL | CYGL | La Grande Rivière Airport | Radisson, Quebec, Canada |
| YGM | CYGM | Gimli Industrial Park Airport | Gimli, Manitoba, Canada |
| YGN | | Greenway Sound Water Aerodrome | Greenway Sound, British Columbia, Canada |
| YGO | CYGO | Gods Lake Narrows Airport | Gods Lake Narrows, Manitoba, Canada |
| YGP | CYGP | Michel-Pouliot Gaspé Airport | Gaspé, Quebec, Canada |
| YGQ | CYGQ | Geraldton (Greenstone Regional) Airport | Greenstone (Geraldton), Ontario, Canada |
| YGR | CYGR | Îles-de-la-Madeleine Airport | Les Îles-de-la-Madeleine, Quebec, Canada |
| YGT | CYGT | Igloolik Airport | Igloolik, Nunavut, Canada |
| YGV | CYGV | Havre Saint-Pierre Airport | Havre-Saint-Pierre, Quebec, Canada |
| YGW | CYGW | Kuujjuarapik Airport | Kuujjuarapik, Quebec, Canada |
| YGX | CYGX | Gillam Airport | Gillam, Manitoba, Canada |
| YGZ | CYGZ | Grise Fiord Airport | Grise Fiord, Nunavut, Canada |
| -YH- |
| YHA | | Port Hope Simpson Airport (TC: CCP4) | Port Hope Simpson, Newfoundland and Labrador, Canada |
| YHB | CYHB | Hudson Bay Airport | Hudson Bay, Saskatchewan, Canada |
| YHC | | Hakai Passage Water Aerodrome | Hakai Passage, British Columbia, Canada |
| YHD | CYHD | Dryden Regional Airport | Dryden, Ontario, Canada |
| YHE | CYHE | Hope Aerodrome | Hope, British Columbia, Canada |
| YHF | CYHF | Hearst (René Fontaine) Municipal Airport | Hearst, Ontario, Canada |
| YHG | | Charlottetown Airport (TC: CCH4) | Charlottetown, Newfoundland and Labrador, Canada |
| YHH | | Campbell River Water Aerodrome (TC: CAE3) | Campbell River, British Columbia, Canada |
| YHI | CYHI | Ulukhaktok/Holman Airport | Ulukhaktok, Northwest Territories, Canada |
| YHK | CYHK | Gjoa Haven Airport | Gjoa Haven, Nunavut, Canada |
| YHM | CYHM | John C. Munro Hamilton International Airport | Hamilton, Ontario, Canada |
| YHN | CYHN | Hornepayne Municipal Airport | Hornepayne, Ontario, Canada |
| YHO | CYHO | Hopedale Airport | Hopedale, Newfoundland and Labrador, Canada |
| YHP | CYHP | Poplar Hill Airport | Poplar Hill, Ontario, Canada |
| YHR | CYHR | Chevery Airport | Chevery, Quebec, Canada |
| YHS | | Sechelt Aerodrome (TC: CAP3) | Sechelt, British Columbia, Canada |
| YHT | CYHT | Haines Junction Airport | Haines Junction, Yukon, Canada |
| YHU | CYHU | Montréal/Saint-Hubert Airport | Montreal, Quebec, Canada |
| YHY | CYHY | Hay River/Merlyn Carter Airport | Hay River, Northwest Territories, Canada |
| YHZ | CYHZ | Halifax Stanfield International Airport | Halifax, Nova Scotia, Canada |
| -YI- |
| YIA | WAHI | Yogyakarta International Airport | Kulon Progo Regency, Special Region of Yogyakarta, Indonesia |
| YIB | CYIB | Atikokan Municipal Airport | Atikokan, Ontario, Canada |
| YIC | ZSYC | Yichun Mingyueshan Airport | Yichun, Jiangxi, China |
| YIE | ZBES | Arxan Yi'ershi Airport | Arxan (Aershan), Inner Mongolia, China |
| YIF | CYIF | Saint-Augustin Airport | Saint-Augustin / Pakuashipi, Quebec, Canada |
| YIG | | Big Bay Water Aerodrome (TC: CAF6) | Stuart Island, British Columbia, Canada |
| YIH | ZHYC | Yichang Sanxia Airport | Yichang, Hubei, China |
| YIK | CYIK | Ivujivik Airport | Ivujivik, Quebec, Canada |
| YIN | ZWYN | Yining Airport | Yining (Ghulja), Xinjiang, China |
| YIO | CYIO | Pond Inlet Airport | Pond Inlet, Nunavut, Canada |
| YIP | KYIP | Willow Run Airport | Detroit, Michigan, United States |
| YIV | CYIV | Island Lake Airport (Garden Hill Airport) | Island Lake / Garden Hill, Manitoba, Canada |
| YIW | ZSYW | Yiwu Airport | Yiwu, Zhejiang, China |
| -YJ- |
| YJA | CYJA | Jasper Airport | Jasper, Alberta, Canada |
| YJF | CYJF | Fort Liard Airport | Fort Liard, Northwest Territories, Canada |
| YJN | CYJN | Saint-Jean Airport | Saint-Jean-sur-Richelieu, Quebec, Canada |
| YJP | | Hinton/Jasper-Hinton Airport (TC: CEC4) | Hinton, Alberta, Canada |
| YJS | ZKSE | Samjiyon Airport[1] | Samjiyon, North Korea |
| YJT | CYJT | Stephenville International Airport | Stephenville, Newfoundland and Labrador, Canada |
| -YK- |
| YKA | CYKA | Kamloops Airport | Kamloops, British Columbia, Canada |
| YKC | CYKC | Collins Bay Airport | Collins Bay, Saskatchewan, Canada |
| YKD | CYKM | Kincardine Municipal Airport | Kincardine, Ontario, Canada |
| YKE | | Knee Lake Airport (TC: CJT3) | Knee Lake, Manitoba, Canada |
| YKF | CYKF | Region of Waterloo International Airport | Kitchener / Cambridge / Waterloo, Ontario, Canada |
| YKG | CYAS | Kangirsuk Airport | Kangirsuk, Quebec, Canada |
| YKH | ZYYK | Yingkou Lanqi Airport | Yingkou, Liaoning, China |
| YKJ | CYKJ | Key Lake Airport[1] | Key Lake, Saskatchewan, Canada |
| YKK | | Kitkatla Water Aerodrome (TC: CAP7) | Kitkatla, British Columbia, Canada |
| YKL | CYKL | Schefferville Airport | Schefferville, Quebec, Canada |
| YKM | KYKM | Yakima Air Terminal (McAllister Field) | Yakima, Washington, United States |
| YKN | KYKN | Chan Gurney Municipal Airport | Yankton, South Dakota, United States |
| YKO | LTCW | Hakkari Yüksekova Airport[1] | Hakkâri / Yüksekova, Turkey |
| YKQ | CYKQ | Waskaganish Airport | Waskaganish, Quebec, Canada |
| YKS | UEEE | Yakutsk Airport | Yakutsk, Yakutia, Russia |
| YKT | | Klemtu Water Aerodrome | Klemtu, British Columbia, Canada |
| YKU | | Chisasibi Airport (TC: CSU2) | Chisasibi, Quebec, Canada |
| YKX | CYKX | Kirkland Lake Airport | Kirkland Lake, Ontario, Canada |
| YKY | CYKY | Kindersley Regional Airport | Kindersley, Saskatchewan, Canada |
| YKZ | CYKZ | Buttonville Municipal Airport | Toronto, Ontario, Canada |
| -YL- |
| YLB | CYLB | Lac La Biche Airport | Lac La Biche, Alberta, Canada |
| YLC | CYLC | Kimmirut Airport | Kimmirut, Nunavut, Canada |
| YLD | CYLD | Chapleau Airport | Chapleau, Ontario, Canada |
| YLE | | Whatì Airport (TC: CEM3) | Whatì, Northwest Territories, Canada |
| YLG | YYAL | Yalgoo Airport | Yalgoo, Western Australia, Australia |
| YLH | CYLH | Lansdowne House Airport | Neskantaga (Lansdowne House Indian Band), Ontario, Canada |
| YLI | EFYL | Ylivieska Airfield | Ylivieska, Finland |
| YLJ | CYLJ | Meadow Lake Airport | Meadow Lake, Saskatchewan, Canada |
| YLK | CYLS | Lake Simcoe Regional Airport[1] | Barrie / Orillia, Ontario, Canada |
| YLL | CYLL | Lloydminster Airport | Lloydminster, Alberta/Saskatchewan,2 Canada |
| YLM | | Clinton Creek Airport[1] | Clinton Creek, Yukon, Canada |
| YLN | ZYYL | Yilan Airport | Yilan, Heilongjiang, China |
| YLP | CYLP | Mingan Airport | Mingan, Quebec, Canada |
| YLQ | CYLQ | La Tuque Airport | La Tuque, Quebec, Canada |
| YLR | CYLR | Leaf Rapids Airport | Leaf Rapids, Manitoba, Canada |
| YLS | | Lebel-sur-Quévillon Airport (TC: CSH4) | Lebel-sur-Quévillon, Quebec, Canada |
| YLT | CYLT | Alert Airport | Alert, Nunavut, Canada |
| YLV | UBEE | Yevlakh Airport[1] | Yevlakh, Azerbaijan |
| YLW | CYLW | Kelowna International Airport | Kelowna, British Columbia, Canada |
| YLX | | Yulin Fumian Airport | Yulin, Guangxi, China |
| YLY | CYNJ | Langley Regional Airport[1] | Langley, British Columbia, Canada |
| -YM- |
| YMA | CYMA | Mayo Airport | Mayo, Yukon, Canada |
| YMB | | Merritt Airport (TC: CAD5) | Merritt, British Columbia, Canada |
| YMD | CYMD | Mould Bay Airport | Prince Patrick Island, Northwest Territories, Canada |
| YME | CYME | Matane Airport | Matane, Quebec, Canada |
| YMF | | Montague Harbour Water Aerodrome | Galiano Island, British Columbia, Canada |
| YMG | CYMG | Manitouwadge Airport | Manitouwadge, Ontario, Canada |
| YMH | CYMH | Mary's Harbour Airport | Mary's Harbour, Newfoundland and Labrador, Canada |
| YMJ | CYMJ | CFB Moose Jaw (C.M. McEwen Airport) | Moose Jaw, Saskatchewan, Canada |
| YMK | USDK | Mys-Kamenny Airport[1] | Mys-Kamenny, Yamalo-Nenets Autonomous Okrug, Russia |
| YML | CYML | Charlevoix Airport | La Malbaie, Quebec, Canada |
| YMM | CYMM | Fort McMurray International Airport | Fort McMurray, Alberta, Canada |
| YMN | CYFT | Makkovik Airport | Makkovik, Newfoundland and Labrador, Canada |
| YMO | CYMO | Moosonee Airport | Moosonee, Ontario, Canada |
| YMP | | Port McNeill Airport (TC: CAT5) | Port McNeill, British Columbia, Canada |
| YMQ[1] | | metropolitan area3 | Montreal, Quebec, Canada |
| YMS | SPMS | Moisés Benzaquén Rengifo Airport | Yurimaguas, Peru |
| YMT | CYMT | Chibougamau/Chapais Airport | Chibougamau, Quebec, Canada |
| YMU | | Mansons Landing Water Aerodrome[1] (TC: CAV7) | Mansons Landing, British Columbia, Canada |
| YMV | | Mary River Aerodrome[1] (TC: CMR2) | Mary River, Nunavut, Canada |
| YMW | CYMW | Maniwaki Airport | Maniwaki, Quebec, Canada |
| YMX | CYMX | Montréal–Mirabel International Airport | Montreal, Quebec, Canada |
| -YN- |
| YNA | CYNA | Natashquan Airport | Natashquan, Quebec, Canada |
| YNB | OEYN | Yanbu Airport (Yenbo Airport) | Yanbu al Bahr (Yenbo), Saudi Arabia |
| YNC | CYNC | Wemindji Airport | Wemindji, Quebec, Canada |
| YND | CYND | Gatineau-Ottawa Executive Airport | Gatineau / Ottawa (ON), Quebec, Canada |
| YNE | CYNE | Norway House Airport | Norway House, Manitoba, Canada |
| YNG | KYNG | Youngstown–Warren Regional Airport | Youngstown / Warren, Ohio, United States |
| YNH | CYNH | Hudson's Hope Airport | Hudson's Hope, British Columbia, Canada |
| YNJ | ZYYJ | Yanji Chaoyangchuan Airport | Yanji, Jilin, China |
| YNL | CYNL | Points North Landing Airport | Points North Landing, Saskatchewan, Canada |
| YNM | CYNM | Matagami Airport | Matagami, Quebec, Canada |
| YNN | | Yandicoogina Airport[1] | Yandicoogina, Western Australia, Australia |
| YNO | | North Spirit Lake Airport (TC: CKQ3) | North Spirit Lake, Ontario, Canada |
| YNP | | Natuashish Airport[1] (TC: CNH2) | Natuashish, Newfoundland and Labrador, Canada |
| YNS | CYHH | Nemiscau Airport | Nemiscau, Quebec, Canada |
| YNT | ZSYT | Yantai Penglai International Airport | Yantai, Shandong, China |
| YNX | | Snap Lake Airport[1] (TC: CSK6) | Snap Lake, Northwest Territories, Canada |
| YNY | RKNY | Yangyang International Airport[1] | Yangyang, South Korea |
| YNZ | ZSYN | Yancheng Nanyang International Airport | Yancheng, Jiangsu, China |
| -YO- |
| YOA | CYOA | Ekati Airport[1] | Ekati, Northwest Territories, Canada |
| YOC | CYOC | Old Crow Airport | Old Crow, Yukon, Canada |
| YOD | CYOD | CFB Cold Lake (R.W. McNair Airport) | Cold Lake, Alberta, Canada |
| YOE | | Donnelly Airport (TC: CFM4) | Donnelly, Alberta, Canada |
| YOG | CYKP | Ogoki Post Airport | Marten Falls (Ogoki), Ontario, Canada |
| YOH | CYOH | Oxford House Airport | Oxford House, Manitoba, Canada |
| YOJ | CYOJ | High Level Airport | High Level, Alberta, Canada |
| YOL | DNYO | Yola Airport | Yola, Nigeria |
| YON | VQTY | Yongphulla Airport[1] (Yonphula Airport) | Trashigang, Bhutan |
| YOO | CYOO | Oshawa Airport | Oshawa, Ontario, Canada |
| YOP | CYOP | Rainbow Lake Airport | Rainbow Lake, Alberta, Canada |
| YOS | CYOS | Billy Bishop Regional Airport | Owen Sound, Ontario, Canada |
| YOT | LLYT | Yotvata Airfield | Yotvata, Israel |
| YOW | CYOW | Ottawa Macdonald–Cartier International Airport | Ottawa, Ontario, Canada |
| -YP- |
| YPA | CYPA | Prince Albert (Glass Field) Airport | Prince Albert, Saskatchewan, Canada |
| YPB | | Alberni Valley Regional Airport (TC: CBS8) | Port Alberni, British Columbia, Canada |
| YPC | CYPC | Nora Aliqatchialuk Ruben Airport | Paulatuk, Northwest Territories, Canada |
| YPD | | Parry Sound Area Municipal Airport (TC: CNK4) | Parry Sound, Ontario, Canada |
| YPE | CYPE | Peace River Airport | Peace River, Alberta, Canada |
| YPG | CYPG | Portage la Prairie/Southport Airport | Portage la Prairie, Manitoba, Canada |
| YPH | CYPH | Inukjuak Airport | Inukjuak, Quebec, Canada |
| YPI | | Port Simpson Water Aerodrome (TC: CAN8) | Lax Kw'alaams (Port Simpson), British Columbia, Canada |
| YPJ | CYLA | Aupaluk Airport | Aupaluk, Quebec, Canada |
| YPL | CYPL | Pickle Lake Airport | Pickle Lake, Ontario, Canada |
| YPM | CYPM | Pikangikum Airport | Pikangikum, Ontario, Canada |
| YPN | CYPN | Port-Menier Airport | Port-Menier, Quebec, Canada |
| YPO | CYPO | Peawanuck Airport | Peawanuck, Ontario, Canada |
| YPQ | CYPQ | Peterborough Airport | Peterborough, Ontario, Canada |
| YPR | CYPR | Prince Rupert Airport | Prince Rupert, British Columbia, Canada |
| YPS | CYPD | Port Hawkesbury Airport | Port Hawkesbury, Nova Scotia, Canada |
| YPT | | Pender Harbour Water Aerodrome (TC: CAG8) | Pender Harbour, British Columbia, Canada |
| YPW | CYPW | Powell River Airport | Powell River, British Columbia, Canada |
| YPX | CYPX | Puvirnituq Airport | Puvirnituq, Quebec, Canada |
| YPY | CYPY | Fort Chipewyan Airport | Fort Chipewyan, Alberta, Canada |
| YPZ | CYPZ | Burns Lake Airport | Burns Lake, British Columbia, Canada |
| -YQ- |
| YQA | CYQA | Muskoka Airport | Muskoka, Ontario, Canada |
| YQB | CYQB | Québec City Jean Lesage International Airport | Quebec City, Quebec, Canada |
| YQC | CYHA | Quaqtaq Airport | Quaqtaq, Quebec, Canada |
| YQD | CYQD | The Pas Airport | The Pas, Manitoba, Canada |
| YQF | CYQF | Red Deer Regional Airport | Red Deer, Alberta, Canada |
| YQG | CYQG | Windsor International Airport | Windsor, Ontario, Canada |
| YQH | CYQH | Watson Lake Airport | Watson Lake, Yukon, Canada |
| YQI | CYQI | Yarmouth Airport | Yarmouth, Nova Scotia, Canada |
| YQJ | | April Point Water Aerodrome[1] | Quadra Island, British Columbia, Canada |
| YQK | CYQK | Kenora Airport | Kenora, Ontario, Canada |
| YQL | CYQL | Lethbridge Airport | Lethbridge, Alberta, Canada |
| YQM | CYQM | Greater Moncton International Airport | Moncton, New Brunswick, Canada |
| YQN | CYQN | Nakina Airport | Greenstone (Nakina), Ontario, Canada |
| YQQ | CYQQ | CFB Comox | Comox, British Columbia, Canada |
| YQR | CYQR | Regina International Airport | Regina, Saskatchewan, Canada |
| YQS | CYQS | St. Thomas Municipal Airport | St. Thomas, Ontario, Canada |
| YQT | CYQT | Thunder Bay International Airport | Thunder Bay, Ontario, Canada |
| YQU | CYQU | Grande Prairie Airport | Grande Prairie, Alberta, Canada |
| YQV | CYQV | Yorkton Municipal Airport | Yorkton, Saskatchewan, Canada |
| YQW | CYQW | North Battleford Airport (Cameron McIntosh Airport) | North Battleford, Saskatchewan, Canada |
| YQX | CYQX | Gander International Airport / CFB Gander | Gander, Newfoundland and Labrador, Canada |
| YQY | CYQY | Sydney/J.A. Douglas McCurdy Airport | Sydney, Nova Scotia, Canada |
| YQZ | CYQZ | Quesnel Airport | Quesnel, British Columbia, Canada |
| -YR- |
| YRA | CYRA | Gamètì/Rae Lakes Airport | Gamèti, Northwest Territories, Canada |
| YRB | CYRB | Resolute Bay Airport | Resolute, Nunavut, Canada |
| YRC | | Refuge Cove Water Aerodrome[1] | Refuge Cove, British Columbia, Canada |
| YRD | | Dean River Airport | Dean River, British Columbia, Canada |
| YRF | CYCA | Cartwright Airport | Cartwright, Newfoundland and Labrador, Canada |
| YRG | | Rigolet Airport (TC: CCZ2) | Rigolet, Newfoundland and Labrador, Canada |
| YRI | CYRI | Rivière-du-Loup Airport | Rivière-du-Loup, Quebec, Canada |
| YRJ | CYRJ | Roberval Airport | Roberval, Quebec, Canada |
| YRL | CYRL | Red Lake Airport | Red Lake, Ontario, Canada |
| YRM | CYRM | Rocky Mountain House Airport | Rocky Mountain House, Alberta, Canada |
| YRN | | Rivers Inlet Water Aerodrome (TC: CAU8) | Rivers Inlet, British Columbia, Canada |
| YRO | CYRO | Ottawa/Rockcliffe Airport | Ottawa, Ontario, Canada |
| YRQ | CYRQ | Trois-Rivières Airport | Trois-Rivières, Quebec, Canada |
| YRR | | Stuart Island Airstrip | Stuart Island, British Columbia, Canada |
| YRS | CYRS | Red Sucker Lake Airport | Red Sucker Lake, Manitoba, Canada |
| YRT | CYRT | Rankin Inlet Airport | Rankin Inlet, Nunavut, Canada |
| YRV | CYRV | Revelstoke Airport | Revelstoke, British Columbia, Canada |
| -YS- |
| YSA | | Sable Island Aerodrome | Sable Island, Nova Scotia, Canada |
| YSB | CYSB | Sudbury Airport | Greater Sudbury, Ontario, Canada |
| YSC | CYSC | Sherbrooke Airport | Sherbrooke, Quebec, Canada |
| YSE | CYSE | Squamish Airport | Squamish, British Columbia, Canada |
| YSF | CYSF | Stony Rapids Airport | Stony Rapids, Saskatchewan, Canada |
| YSG | CYLK | Lutselk'e Airport | Lutselk'e, Northwest Territories, Canada |
| YSH | CYSH | Smiths Falls-Montague Airport | Smiths Falls, Ontario, Canada |
| YSI | | Parry Sound/Frying Pan Island-Sans Souci Water Aerodrome (TC: CPS9) | Fryingpan Island, Ontario, Canada |
| YSJ | CYSJ | Saint John Airport | Saint John, New Brunswick, Canada |
| YSK | CYSK | Sanikiluaq Airport | Sanikiluaq, Nunavut, Canada |
| YSL | CYSL | Saint-Léonard Aerodrome | Saint-Léonard, New Brunswick, Canada |
| YSM | CYSM | Fort Smith Airport | Fort Smith, Northwest Territories, Canada |
| YSN | CZAM | Salmon Arm Airport | Salmon Arm, British Columbia, Canada |
| YSO | | Postville Airport (TC: CCD4) | Postville, Newfoundland and Labrador, Canada |
| YSP | CYSP | Marathon Aerodrome | Marathon, Ontario, Canada |
| YSQ | ZYSQ | Songyuan Chaganhu Airport | Songyuan, Jilin, China |
| YST | CYST | St. Theresa Point Airport | St. Theresa Point, Manitoba, Canada |
| YSU | CYSU | Summerside Airport | Summerside, Prince Edward Island, Canada |
| YSX | | Bella Bella/Shearwater Water Aerodrome (TC: CAW8) | Bella Bella, British Columbia, Canada |
| YSY | CYSY | Sachs Harbour (David Nasogaluak Jr. Saaryuaq) Airport | Sachs Harbour, Northwest Territories, Canada |
| -YT- |
| YTA | CYTA | Pembroke Airport | Pembroke, Ontario, Canada |
| YTB | | Hartley Bay Water Aerodrome (TC: CAY4) | Hartley Bay, British Columbia, Canada |
| YTD | CZLQ | Thicket Portage Airport | Thicket Portage, Manitoba, Canada |
| YTE | CYTE | Cape Dorset Airport | Cape Dorset, Nunavut, Canada |
| YTF | CYTF | Alma Airport | Alma, Quebec, Canada |
| YTG | | Sullivan Bay Water Aerodrome (TC: CAV5) | Sullivan Bay, British Columbia, Canada |
| YTH | CYTH | Thompson Airport | Thompson, Manitoba, Canada |
| YTL | CYTL | Big Trout Lake Airport | Kitchenuhmaykoosib Inninuwug (Big Trout Lake), Ontario, Canada |
| YTM | CYFJ | Mont Tremblant International Airport | Mont-Tremblant, Quebec, Canada |
| YTO[1] | | metropolitan area4 | Toronto, Ontario, Canada |
| YTP | | Tofino Harbour Water Aerodrome (TC: CAB4) | Tofino, British Columbia, Canada |
| YTQ | CYTQ | Tasiujaq Airport | Tasiujaq, Quebec, Canada |
| YTR | CYTR | CFB Trenton | Trenton, Ontario, Canada |
| YTS | CYTS | Timmins/Victor M. Power Airport | Timmins, Ontario, Canada |
| YTT | | Tisdale Airport (TC: CJY3) | Tisdale, Saskatchewan, Canada |
| YTU | | Tasu Water Aerodrome | Tasu, British Columbia, Canada |
| YTW | ZWYT | Yutian Wanfang Airport | Yutian, Xinjiang, China |
| YTX | | Telegraph Creek Airport (TC: CBM5) | Telegraph Creek, British Columbia, Canada |
| YTY | ZSYA | Yangzhou Taizhou Airport | Yangzhou / Taizhou, Jiangsu, China |
| YTZ | CYTZ | Billy Bishop Toronto City Airport (Toronto Island Airport) | Toronto, Ontario, Canada |
| -YU- |
| YUA | ZPYM | Yuanmou Air Base | Yuanmou, Yunnan, China |
| YUB | CYUB | Tuktoyaktuk/James Gruben Airport | Tuktoyaktuk, Northwest Territories, Canada |
| YUD | CYMU | Umiujaq Airport | Umiujaq, Quebec, Canada |
| YUE | YYND | Yuendumu Airport | Yuendumu, Northern Territory, Australia |
| YUK | UDCK | Syunik Airport | Kapan, Syunik, Armenia |
| YUL | CYUL | Montréal–Trudeau International Airport | Montreal, Quebec, Canada |
| YUM | KNYL | Yuma International Airport / MCAS Yuma (FAA: NYL) | Yuma, Arizona, United States |
| YUS | ZLYS | Yushu Batang Airport | Yushu City, Qinghai, China |
| YUT | CYUT | Repulse Bay Airport | Naujaat (Repulse Bay), Nunavut, Canada |
| YUX | CYUX | Hall Beach Airport | Hall Beach, Nunavut, Canada |
| YUY | CYUY | Rouyn-Noranda Airport | Rouyn-Noranda, Quebec, Canada |
| -YV- |
| YVA | FMCN | Iconi Airport | Moroni, Comoros |
| YVB | CYVB | Bonaventure Airport | Bonaventure, Quebec, Canada |
| YVC | CYVC | La Ronge (Barber Field) Airport | La Ronge, Saskatchewan, Canada |
| YVD | | Yeva Airport | Yeva, Papua New Guinea |
| YVE | CYVK | Vernon Regional Airport | Vernon, British Columbia, Canada |
| YVG | CYVG | Vermilion Airport | Vermilion, Alberta, Canada |
| YVM | CYVM | Qikiqtarjuaq Airport | Qikiqtarjuaq, Nunavut, Canada |
| YVN | CYVN | Cape Dyer Airport[1] | Cape Dyer, Nunavut, Canada |
| YVO | CYVO | Val-d'Or Airport | Val-d'Or, Quebec, Canada |
| YVP | CYVP | Kuujjuaq Airport | Kuujjuaq, Quebec, Canada |
| YVQ | CYVQ | Norman Wells Airport | Norman Wells, Northwest Territories, Canada |
| YVR | CYVR | Vancouver International Airport | Vancouver, British Columbia, Canada |
| YVT | CYVT | Buffalo Narrows Airport | Buffalo Narrows, Saskatchewan, Canada |
| YVV | CYVV | Wiarton Airport | Wiarton, Ontario, Canada |
| YVZ | CYVZ | Deer Lake Airport | Deer Lake, Ontario, Canada |
| -YW- |
| YWA | CYWA | Petawawa Airport | Petawawa, Ontario, Canada |
| YWB | CYKG | Kangiqsujuaq (Wakeham Bay) Airport | Kangiqsujuaq, Quebec, Canada |
| YWG | CYWG | Winnipeg James Armstrong Richardson International Airport | Winnipeg, Manitoba, Canada |
| YWH | CYWH | Victoria Harbour Water Airport | Victoria, British Columbia, Canada |
| YWJ | CYWJ | Déline Airport | Deline, Northwest Territories, Canada |
| YWK | CYWK | Wabush Airport | Wabush, Newfoundland and Labrador, Canada |
| YWL | CYWL | Williams Lake Airport | Williams Lake, British Columbia, Canada |
| YWM | | Williams Harbour Airport (TC: CCA6) | William's Harbour, Newfoundland and Labrador, Canada |
| YWP | CYWP | Webequie Airport | Webequie, Ontario, Canada |
| YWQ | | Chutes-des-Passes/Lac Margane Water Aerodrome[1] (TC: CTM3) | Passes-Dangereuses (Chute-des-Passes), Quebec, Canada |
| YWR | | White River Water Aerodrome (TC: CNJ8) | White River, Ontario, Canada |
| YWS | | Whistler/Green Lake Water Aerodrome (TC: CAE5) | Whistler, British Columbia, Canada |
| YWY | CYWY | Wrigley Airport | Wrigley, Northwest Territories, Canada |
| -YX- |
| YXC | CYXC | Cranbrook/Canadian Rockies International Airport | Cranbrook, British Columbia, Canada |
| YXD | CYXD | Edmonton City Centre (Blatchford Field) Airport[1] | Edmonton, Alberta, Canada |
| YXE | CYXE | Saskatoon John G. Diefenbaker International Airport | Saskatoon, Saskatchewan, Canada |
| YXH | CYXH | Medicine Hat Airport | Medicine Hat, Alberta, Canada |
| YXJ | CYXJ | Fort St. John Airport (North Peace Airport) | Fort St. John, British Columbia, Canada |
| YXK | CYXK | Rimouski Airport | Rimouski, Quebec, Canada |
| YXL | CYXL | Sioux Lookout Airport | Sioux Lookout, Ontario, Canada |
| YXN | CYXN | Whale Cove Airport | Whale Cove, Nunavut, Canada |
| YXP | CYXP | Pangnirtung Airport | Pangnirtung, Nunavut, Canada |
| YXQ | CYXQ | Beaver Creek Airport | Beaver Creek, Yukon, Canada |
| YXR | CYXR | Earlton (Timiskaming Regional) Airport | Armstrong (Earlton), Ontario, Canada |
| YXS | CYXS | Prince George Airport | Prince George, British Columbia, Canada |
| YXT | CYXT | Northwest Regional Airport | Terrace, British Columbia, Canada |
| YXU | CYXU | London International Airport | London, Ontario, Canada |
| YXX | CYXX | Abbotsford International Airport | Abbotsford, British Columbia, Canada |
| YXY | CYXY | Erik Nielsen Whitehorse International Airport | Whitehorse, Yukon, Canada |
| YXZ | CYXZ | Wawa Airport | Wawa, Ontario, Canada |
| -YY- |
| YYA | ZGYY | Yueyang Sanhe Airport | Yueyang, Hunan, China |
| YYB | CYYB | North Bay/Jack Garland Airport | North Bay, Ontario, Canada |
| YYC | CYYC | Calgary International Airport | Calgary, Alberta, Canada |
| YYD | CYYD | Smithers Airport | Smithers, British Columbia, Canada |
| YYE | CYYE | Northern Rockies Regional Airport | Fort Nelson, British Columbia, Canada |
| YYF | CYYF | Penticton Regional Airport | Penticton, British Columbia, Canada |
| YYG | CYYG | Charlottetown Airport | Charlottetown, Prince Edward Island, Canada |
| YYH | CYYH | Taloyoak Airport | Taloyoak, Nunavut, Canada |
| YYI | CYYI | Rivers Airport | Rivers, Manitoba, Canada |
| YYJ | CYYJ | Victoria International Airport | Victoria, British Columbia, Canada |
| YYL | CYYL | Lynn Lake Airport | Lynn Lake, Manitoba, Canada |
| YYM | CYYM | Cowley Airport | Cowley, Alberta, Canada |
| YYN | CYYN | Swift Current Airport | Swift Current, Saskatchewan, Canada |
| YYQ | CYYQ | Churchill Airport | Churchill, Manitoba, Canada |
| YYR | CYYR | CFB Goose Bay | Happy Valley-Goose Bay, Newfoundland and Labrador, Canada |
| YYT | CYYT | St. John's International Airport | St. John's, Newfoundland and Labrador, Canada |
| YYU | CYYU | Kapuskasing Airport | Kapuskasing, Ontario, Canada |
| YYW | CYYW | Armstrong Airport | Armstrong, Ontario, Canada |
| YYY | CYYY | Mont-Joli Airport | Mont-Joli, Quebec, Canada |
| YYZ | CYYZ | Toronto Pearson International Airport | Toronto, Ontario, Canada |
| -YZ- |
| YZA | CYZA | Cache Creek Airport (Ashcroft Regional Airport) | Cache Creek / Ashcroft, British Columbia, Canada |
| YZE | CYZE | Gore Bay-Manitoulin Airport | Gore Bay, Ontario, Canada |
| YZF | CYZF | Yellowknife Airport | Yellowknife, Northwest Territories, Canada |
| YZG | CYZG | Salluit Airport | Salluit, Quebec, Canada |
| YZH | CYZH | Slave Lake Airport | Slave Lake, Alberta, Canada |
| YZP | CYZP | Sandspit Airport | Sandspit, British Columbia, Canada |
| YZR | CYZR | Sarnia Chris Hadfield Airport | Sarnia, Ontario, Canada |
| YZS | CYZS | Coral Harbour Airport | Coral Harbour, Nunavut, Canada |
| YZT | CYZT | Port Hardy Airport | Port Hardy, British Columbia, Canada |
| YZU | CYZU | Whitecourt Airport | Whitecourt, Alberta, Canada |
| YZV | CYZV | Sept-Îles Airport | Sept-Îles, Quebec, Canada |
| YZW | CYZW | Teslin Airport | Teslin, Yukon, Canada |
| YZX | CYZX | CFB Greenwood | Greenwood, Nova Scotia, Canada |
| YZY | ZLZY | Zhangye Ganzhou Airport | Zhangye, Gansu, China |
| YZZ | | Trail Airport[1] (TC: CAD4) | Trail, British Columbia, Canada |
