Airlines — A
- IMEAirtime Charters
- TRSAirTran Airways
- VABAirtrans Ltd
- TSQairtransse
- RVLAirvallee
- AVVAirvantage Incorporated
- RVEAirventure
- AIVAirvias S/A Linhas Aereas
- AWVAirwave Transport
- WLAAirwaves Airlink
- AEXAirway Express
- WAYAirways
- XFXAirways Corporation of New Zealand
- DRMAirways Flight Training
- AWBAirways International
- AWZAirWest
- NWGAirwing
- WGSAirwings oy
- AWKAirwork
- SPZAirworld
- AJYAjet
- TKJAJet
- AKZAK Navigator LLC
- AKHAkhal
- AKKAklak Air
- AKBAktjubavia
- LHRAl Ahram Aviation
- PHRAl Farana Airline
- HJTAl Rais Cargo
- LRWAl Rida Airways
- LIEAl-Dawood Air
- LDNAl-Donas Airlines
- RADAlada
- AYDAladia Airlines
- ANHAlajnihah for Air Transport
- LMLAlamia Air
- AVDAlamo Aviacion
- AMHAlan Mann Helicopters Ltd.
- ALVAlas de Venezuela
- ALWAlas Nacionales
- ASAAlaska Airlines
- AERAlaska Central Express
- AAKAlaska Island Air
- BMVAlatau Airlines
- AFQAlba Servizi Aerotrasporti
- LBCAlbanian Airlines
- NBKAlbarka Air
- LAVAlbaStar
- LBWAlbatros Airways
- BNIAlberni Airways
- ABKAlberta Citylink
- GOAAlberta Government
- ALDAlbion Aviation
- LBIAlbisa
- AOAAlcon Servicios Aereos
- LEMAleem
- AXNAlexandair
- KHHAlexandria Airlines
- FCUAlfa 4
- LFPAlfa Aerospace
- AFAAlfa Air
- KYAAlghanim
- AGGAlgoma Airways
- AIUAlicante Internacional Airlines
- LIDAlidaunia
- PAJAliparma
- AZAAlitalia
- SMXAlitalia Express
- LVNAliven
- AKNAlkan Air
- PYBAll America BOPY
- SSAAll America US
- BLAAll Charter Limited
- ANAAll Nippon Airways
- ASRAll Star Airlines
- CNXAllcanada Express
- ALOAllegheny Commuter Airlines
- AAYAllegiant Air
- GROAllegro
- AFJAlliance
- LLRAlliance Air
- UTYAlliance Airlines
- KVRAlliance Avia
- RWBAlliance Express Rwanda
- AJKAllied Air
- ALFAllied Command Europe (Mobile Force)
- LMUAlMasria Universal Airlines
- LMTAlmaty Aviation
- VERAlmaver
- HPOAlmiron Aviation
- LUCAlninati Aeronautics
- AAHAloha Airlines
- LOKAlok Air
- APHAlpha Aviation
- AJWAlpha Jet International
- ELGAlpi Eagles
- AIHAlpine Air Chile
- AIPAlpine Air Express
- LPCAlpine Aviation
- ALPAlpliner AG