- Associação Recreativa Fazenda Bonanza AirportIdent: SDBNCountry: Brazil
- Assomption AirportIdent: FSASCountry: Seychelles
- Assunção do Içana AirportIdent: SWAKCountry: Brazil
- Astronaut Kent Rominger AirportIdent: K8V1Country: United States
- Astypalaia AirportIdent: LGPLCountry: Greece
- At Tur AirportIdent: HETRCountry: Egypt
- Atacalco AirportIdent: SCAKCountry: Chile
- Atang Senjaya AirportIdent: WIAJCountry: Indonesia
- Atatakuinjia AirstripIdent: EC-0034Country: Ecuador
- Atbara AirportIdent: HSATCountry: Sudan
- Atena AirportIdent: SDPCCountry: Brazil
- Ath/Isieres AirfieldIdent: EBISCountry: Belgium
- Athabasca AirportIdent: CYWMCountry: Canada
- Athanasiou Valley AirportIdent: CO07Country: United States
- Athboy AirfieldIdent: EIMHCountry: Ireland
- Atherton AirportIdent: YATNCountry: Australia
- Ati AirportIdent: FTTICountry: Chad
- Atibaia AirportIdent: SDTBCountry: Brazil
- Atico AirportIdent: SPOYCountry: Peru
- Atka AirportIdent: PAAKCountry: United States
- Atkins Ridge AirportIdent: WI43Country: United States
- Atkinson Municipal AirportIdent: KPTSCountry: United States
- Atkár AirfieldIdent: HU-0029Country: Hungary
- Atlanta Municipal AirportIdent: KY93Country: United States
- Atlanta Speedway AirportIdent: K4A7Country: United States
- Atlantic Field Marine Corps Outlying FieldIdent: 12NCCountry: United States
- Atlantic Municipal AirportIdent: KAIOCountry: United States
- Atley AirportIdent: YATYCountry: Australia
- Atlin AirportIdent: CYSQCountry: Canada
- Atmore Municipal AirportIdent: K0R1Country: United States
- Atoka Municipal AirportIdent: KAQRCountry: United States
- Attawapiskat AirportIdent: CYATCountry: Canada
- Attendorn-Finnentrop AirfieldIdent: EDKUCountry: Germany
- Atterheide AirfieldIdent: EDWOCountry: Germany
- Atula AirportIdent: YATLCountry: Australia
- Atwell AirportIdent: 1NC2Country: United States
- Atwood / Coghlin AirportIdent: CAT1Country: Canada
- Atwood-Rawlins City-County AirportIdent: KADTCountry: United States
- Aua Island AirportIdent: AYNDCountry: Papua New Guinea
- Auaris AirportIdent: SWBVCountry: Brazil
- Auberge Des Fleurs AirportIdent: 4OR6Country: United States
- Aubigny-sur-Nère AirfieldIdent: LFEHCountry: France
- Aubrey Mountain AirstripIdent: 13ORCountry: United States
- Auburn Academy AirportIdent: WA84Country: United States
- Auburn Lewiston Municipal AirportIdent: KLEWCountry: United States
- Auburn Municipal AirportIdent: KAUNCountry: United States
- Auburn Municipal AirportIdent: KS50Country: United States
- Auburn University Regional AirportIdent: KAUOCountry: United States
- Aucó AirportIdent: SCILCountry: Chile
- Audubon County AirportIdent: KADUCountry: United States
- Auerbach AirfieldIdent: EDOACountry: Germany
- August Euler AirfieldIdent: DE-0003Country: Germany
- August FieldIdent: NK17Country: United States
- Augusta AirportIdent: 3U5Country: United States
- Augusta Municipal AirportIdent: K3AUCountry: United States
- Augusto Vergara AirportIdent: MPNUCountry: Panama
- Augustus Downs AirportIdent: YAGDCountry: Australia
- Aumo AirportIdent: AYUMCountry: Papua New Guinea
- Aupaluk AirportIdent: CYLACountry: Canada
- Aurora Municipal AirportIdent: KARRCountry: United States