| MST | EHBK | Aachen Airport see Maastricht Aachen Airport, Netherlands |
| AAL | EKYT | Aalborg Airport AMBA, Denmark |
| AAR | EKAH | Aarhus Airport, Denmark |
| MOL | ENML | Aarø Airport see Molde Airport, Norway |
| YXX | CYXX | Abbotsford International Airport, Canada |
| JED | OEJN | Abdulaziz Airport see Jeddah - King Abdulaziz International Airport, Saudi Arabia |
| ABZ | EGPD | Aberdeen Airport Ltd, United Kingdom |
| AHB | OEAB | Abha Airport, Saudi Arabia |
| ABJ | DIAP | Abidjan International Airport, Ivory Coast |
| PSR | LIBP | Abruzzo see Pescara - SAGA Abruzzo International Airport, Italy |
| AUH | OMAA | Abu Dhabi International Airport, UAE, Abu Dhabi |
| ACA | MMAA | Acapulco Airport, Mexico |
| AHU | GMTA | Acharif Al Idriss Airport see Al Hoceima - Al Charif Al Idrissi Airport, Morocco |
| ADA | LTAF | Adana-Sakirpasa Airport, Turkey |
| ADD | HAAB | Addis Ababa - Bole International Airport, Ethiopia |
| ADL | YPAD | Adelaide Airport, Australia |
| | YPPF | Adelaide - Parafield Airport Ltd, Australia |
| ADE | OYAA | Aden International Airport, Yemen |
| JOG | WIIJ | Adi Sucipto Airport see Yogyakarta - Adi Sutjipto Airport, Indonesia |
| SOC | WRSQ | Adi Sumarmo Wiryokusumo see Surakarta - Adi Sumarmo Wiryokusumo Airport, Indonesia |
| SLK | KSLK | Adirondack Regional Airport see Saranac Lake - Adirondack Regional Airport, United States |
| ADB | LTBJ | Adnan Menderes Airport see Izmir - Adnan Menderes Airport, Turkey |
| POW | LJPZ | Aerodrom Portoroz doo, Slovenia |
| XCR | LFOK | Aéroport International de Vatry see Vatry - Aeroport International, France |
| | LEDQ | Aeropuerto Central Ciudad Real see Ciudad Real - Aeropuerto Central, Spain |
| CWB | SBCT | Afonso Pena Airport see Curitiba - Afonso Pena Airport, Brazil |
| AGA | GMAD | Agadir - Al Massira Airport, Morocco |
| AGF | LFBA | Agen - La Garenne Airport, France |
| AGR | VIAG | Agra Airport, India |
| BQN | TJBQ | Aguadilla - Rafael Hernandez Airport, Carib,Puerto Rico |
| TMR | DAAT | Aguenar Airport see Tamanrasset - Aguenar Airport, Algeria |
| AMD | VAAH | Ahmedabad - Sardar Vallabh Bhai Patel Int´l Airport, India |
| | | Airport, Liechtenstein |
| AIT | NCAI | Aitutaki Airport see Cook Is - Aitutaki Airport, Pac.Is, Cook Islands |
| CMF | LFLB | Aix les Bains Airport see Chambery/Aix les Bains Airport, France |
| AJA | LFKJ | Ajaccio - Campo Dell´Oro Airport, France |
| AXT | RJSK | Akita Airport, Japan |
| CAK | KCAK | Akron-Canton Regional Airport, United States |
| AHU | GMTA | Al Hoceima - Al Charif Al Idrissi Airport, Morocco |
| AGA | GMAD | Al Massira Airport see Agadir - Al Massira Airport, Morocco |
| ALS | KALS | Alamosa-Bergman-San Luis Valley Regional Airfield, United States |
| ABC | LEAB | Albacete - Los Llanos Airport, Spain |
| ALB | KALB | Albany International Airport, United States |
| ABY | KABY | Albany - Southwest Georgia Regional Airport, United States |
| LBI | LFCI | Albi - Le Sequestre Airport, France |
| ABQ | KABQ | Albuquerque International Airport, United States |
| ACI | EGJA | Alderney Airport see Channel Islands - Alderney Airport, United Kingdom |
| ALP | OSAP | Aleppo International Airport, Syria |
| AES | ENAL | Alesund Airport, Norway |
| ALY | HEAX | Alexandria - El Nhouza Airport, Egypt |
| ESF | KESF | Alexandria - Esler Regional Airport, United States |
| AEX | KAEX | Alexandria International Airport, United States |
| AXD | LGAL | Alexandroupolis National Airport, Greece |
| CLO | SKCL | Alfonso Bonilla Aragon Airport see Cali - Alfonso Bonilla Aragón Airport, Colombia |
| AHO | LIEA | Alghero-Fertilia Airport, Italy |
| ALG | DAAG | Algiers-Houari Boumedienne Airport, Algeria |
| ALC | LEAL | Alicante Airport, Spain |
| ASP | YBAS | Alice Springs Airport, Australia |
| LHE | OPLA | Allama Iqbal International Airport see Lahore - Allama Iqbal International Airport, Pakistan |
| ABE | KABE | Allentown Airport see Lehigh Valley International Airport, United States |
| AFW | KAFW | Alliance see Fort Worth Alliance Airport, United States |
| ALA | UAAA | Alma Ata see Almaty International Airport, Kazakhstan |
| ALA | UAAA | Almaty International Airport, Kazakhstan |
| LEI | LEAM | Almeria Airport, Spain |
| AOR | WMKA | Alor Setar - Sultan Abdul Halim Airport, Malaysia |
| ALF | ENAT | Alta Airport, Norway |
| AOC | EDAC | Altenburg Nobitz Airport, Germany |
| ACH | LSZR | Altenrhein - St Gallen Airport, Switzerland |
| AMA | KAMA | Amarillo - Rick Husband International Airport, United States |
| MAJ | PKMJ | Amata Kabua International Airport, Pac.Is, Marshall Islands |
| MJN | FMNM | Amborovy Airport see Majunga - Amborovy Airport, Madagascar |
| JIB | HDAM | Ambouli Airport see Djibouti - Ambouli Airport, Djibouti |
| | LSPM | Ambri Airport, Switzerland |
| COR | SACO | Ambrosio L V Taravella see Cordoba - Ambrosio L V Taravella Airport, Argentina |
| PPG | NSTU | American Samoa Airport see Pago Pago International Airport, Pac.Is, American Samoa |
| FLR | LIRQ | Amerigo Vespucci see Florence - Amerigo Vespucci Airport, Italy |
| SID | GVAC | Amilcar Cabral International Airport, Cape Verde |
| AMM | OJAI | Amman-Queen Alia Airport, Jordan |
| ATQ | VIAR | Amritsar International Airport - Raja Sansi, India |
| AMS | EHAM | Amsterdam Airport Schiphol, Netherlands |
| DYR | UHMA | Anadyr Airport, Russia |
| ANC | PANC | Anchorage - Ted Stevens International Airport, United States |
| AOI | LIPY | Ancona Falconara Airport, Italy |
| ANX | ENAN | Andenes Airport, Norway |
| | | Andorra Airport, Andorra |
| AGH | ESDB | Angelholm - Helsingborg Airport, Sweden |
| BIQ | LFBZ | Anglet Airport see Biarritz/Bayone/Anglet Aeroport, France |
| ANG | LFBU | Angoulême - Brie-Champniers Airport, France |
| AXA | TQPF | Anguilla Wallblake Airport, Carib,Anguilla |
| ESB | LTAC | Ankara - Esenboga Airport, Turkey |
| AAE | DABB | Annaba-Rabah Bitat Airport, Algeria |
| NCY | LFCP | Annecy Airport - Haute Savoie, France |
| AYT | LTAI | Antalya Airport, Turkey |
| TNR | FMMI | Antananarivo - Ivato Airport, Madagascar |
| SJF | TAPA | Antigua V C Bird International Airport, Carib,Antigua & Barbuda |
| ANF | SCFA | Antofagasta Airport- Cerro Moreno, Chile |
| GUM | PGUM | Antonio B Won Pat Airport see Guam - Antonio B Won Pat Int´l Airport, Pac.Is, Guam |
| GIG | SBGL | Antonio Carlos Jobim see Rio de Janeiro-Galeão - Antonio Carlos Jobim International Airport, Brazil |
| SCU | MUCU | Antonio Maceo Airport see Santiago - Antonio Maceo Airport, Carib,Cuba |
| GML | UKKM | Antonov see Kiev - Antonov International Airport, Ukraine |
| ANR | EBAW | Antwerp Airport, Belgium |
| APW | NSFA | Apia Airport see Faleolo International Airport, Pac.Is, Samoa |
| ATW | KATW | Appleton/Outagamie County Regional Airport, United States |
| AQJ | OJAQ | Aqaba - King Hussein Int´l Airport, Jordan |
| ARW | LRAR | Arad Airport, Romania |
| BNE | YBAF | Archerfield Airport see Brisbane - Archerfield Airport, Australia |
| ARI | SCAR | Arica - Chacalluta Airport, Chile |
| ARH | ULAA | Arkhangelsk - Talagi Airport, Russia |
| ARN | ESSA | Arlanda Airport see Stockholm - Arlanda Airport, Sweden |
| FNI | LFTW | Arles Airport see Nimes/Arles/Camargue Aeroport, France |
| SBK | LFRT | Armor Airport see Saint Brieuc-Armor Airport, France |
| AZS | MDAB | Arroyo Barril see Samaná - Aeropuerto Internacional de Arroyo Barril, Carib,Dominican Republic |
| SCL | SCEL | Arturo Merino Benitez Airport see Santiago - Arturo Merino Benitez Airport, Chile |
| AUA | TNCA | Aruba - Queen Beatrix Airport, Carib,Aruba |
| | RJEC | Asahikawa Airport, Japan |
| AVL | KAVL | Asheville Regional Airport, United States |
| LYX | EGMD | Ashford Airport see London Ashford- Lydd Airport, United Kingdom |
| ASB | UTAA | Ashkabad Airport, Turkmenistan |
| ASM | HHAS | Asmara Int´l Airport, Eritrea |
| TSE | UACC | Astana International Airport, Kazakhstan |
| | | Astrakhan - Narimanovo Airport, Russia |
| OVD | LEAS | Asturias Airport, Spain |
| ASU | SGAS | Asuncion - Silvio Pettirossi International Airport, Paraguay |
| ASW | HESN | Aswan - Daraw Airport, Egypt |
| IST | LTBA | Atatürk Airport see Istanbul - Atatürk Airport, Turkey |
| ATH | LGAT | Athens - Hellinikon Airport, Greece |
| AHN | KAHN | Athens Ben Epps Airport, United States |
| ATH | LGAT | Athens International Airport - Eleftherios Venizelos, Greece |
| ATL | KATL | Atlanta - Hartsfield-Jackson International Airport, United States |
| ACY | KACY | Atlantic City Int´l Airport, United States |
| NTE | LFRS | Atlantique Int´l Airport see Nantes-Atlantique Airport, France |
| GUW | UAGZ | Atyrau International Airport, Kazakhstan |
| AKL | NZAA | Auckland International Airport, New Zealand |
| AGB | EDMA | Augsburg Airport, Germany |
| AGS | KAGS | Augusta Regional Airport, United States |
| NAT | SBNT | Augusto Severo Airport see Natal - Augusto Severo Airport, Brazil |
| CFE | LFLC | Aulnat Airport see Clermont Ferrand Auvergne International Airport, France |
| AUR | LFLW | Aurillac Airport, France |
| AUS | KAUS | Austin-Bergstrom International Airport, United States |
| AVN | LFMV | Avignon/Caumont Airport, France |
