| Name | Type | IATA | ICAO | City | Country | Elevation (ft) |
|---|---|---|---|---|---|---|
| Abou-Deïa Airport | Small Airport | AOD | AOD | Abou-Deïa | 🇹🇩 Chad | 1592 |
| Anadolu Airport | Medium Airport Scheduled | AOE | LTBY | Eskişehir | 🇹🇷 Türkiye | 2588 |
| Anshan Teng'ao Airport / Anshan Air Base | Medium Airport Scheduled | AOG | ZYAS | Anshan | 🇨🇳 China | - |
| Lima Allen County Airport | Small Airport | AOH | KAOH | Lima | 🇺🇸 United States | 975 |
| Marche Airport | Medium Airport Scheduled | AOI | LIPY | Falconara Marittima (AN) | 🇮🇹 Italy | 49 |
| Aomori Airport | Medium Airport Scheduled | AOJ | RJSA | Aomori | 🇯🇵 Japan | 664 |
| Karpathos Airport | Medium Airport Scheduled | AOK | LGKP | Karpathos Island | 🇬🇷 Greece | 66 |
| Paso De Los Libres Airport | Medium Airport | AOL | SARL | Paso de los Libres | 🇦🇷 Argentina | 230 |
| Adam Airport | Small Airport | AOM | OM-0002 | Adam | 🇴🇲 Oman | 1075 |
| Altoona Blair County Airport | Medium Airport Scheduled | AOO | KAOO | Altoona | 🇺🇸 United States | 1503 |
| Alferez FAP Alfredo Vladimir Sara Bauer Airport | Small Airport | AOP | SPAS | Andoas | 🇵🇪 Peru | 728 |
| Aappilattoq Heliport | Heliport Scheduled | AOQ | BGAG | Aappilattoq | 🇬🇱 Greenland | 42 |
| Sultan Abdul Halim Airport | Medium Airport Scheduled | AOR | WMKA | Alor Satar | 🇲🇾 Malaysia | 15 |
| Amook Bay Seaplane Base | Seaplane Base Scheduled | AOS | AK81 | Amook Bay | 🇺🇸 United States | - |
| Aosta Corrado Gex Airport | Medium Airport | AOT | LIMW | Saint-Christophe (AO) | 🇮🇹 Italy | 1791 |
| Attopeu Airport | Small Airport | AOU | VLAP | Attopeu | 🇱🇦 Lao People's Democratic Republic | 344 |
| Centennial Airport | Medium Airport | APA | KAPA | Denver | 🇺🇸 United States | 5885 |
| Apolo Airport | Small Airport | APB | SLAP | Apolo | 🇧🇴 Bolivia, Plurinational State of | 4639 |
| Napa County Airport | Small Airport | APC | KAPC | Napa | 🇺🇸 United States | 35 |
| Arung Palakka Airport | Small Airport | APD | WAWN | Bone | 🇮🇩 Indonesia | 130 |
| Naples Municipal Airport | Medium Airport | APF | KAPF | Naples | 🇺🇸 United States | 8 |
| Phillips Army Air Field | Medium Airport | APG | KAPG | Aberdeen | 🇺🇸 United States | 57 |
| Mary Walker LZ Airport | Small Airport | APH | KAPH | Bowling Green | 🇺🇸 United States | 220 |
| Gomez Nino Apiay Air Base | Medium Airport | API | SKAP | Apiay | 🇨🇴 Colombia | 1207 |
| Ali Pulan Airport | Medium Airport | APJ | CN-0354 | Burang Town | 🇨🇳 China | 13943 |
| Apataki Airport | Small Airport Scheduled | APK | NTGD | Apataki | 🇵🇫 French Polynesia | 8 |
| Nampula Airport | Medium Airport Scheduled | APL | FQNP | Nampula | 🇲🇿 Mozambique | 1444 |
| Alpena County Regional Airport | Medium Airport Scheduled | APN | KAPN | Alpena | 🇺🇸 United States | 690 |
| Antonio Roldán Betancur Airport | Medium Airport Scheduled | APO | SKLC | Carepa | 🇨🇴 Colombia | 46 |
| Asapa Airport | Small Airport | APP | APP | None | 🇵🇬 Papua New Guinea | 1930 |
| Arapiraca Airport | Small Airport | APQ | SNAL | Arapiraca | 🇧🇷 Brazil | 886 |
| April River Airport | Small Airport | APR | AYPE | April River | 🇵🇬 Papua New Guinea | 220 |
| Anápolis Airport | Small Airport | APS | SWNS | Anápolis | 🇧🇷 Brazil | 3648 |
| Marion County Airport - Brown Field | Small Airport | APT | KAPT | Jasper | 🇺🇸 United States | 641 |
| Captain João Busse Airport | Small Airport | APU | SSAP | Apucarana | 🇧🇷 Brazil | 2625 |
| Apple Valley Airport | Small Airport | APV | KAPV | Apple Valley | 🇺🇸 United States | 3062 |
| Faleolo International Airport | Medium Airport Scheduled | APW | NSFA | Apia | 🇼🇸 Samoa | 58 |
| Arapongas Airport | Small Airport | APX | SSOG | Arapongas | 🇧🇷 Brazil | 2599 |
| Alto Parnaíba Airport | Small Airport | APY | BR-2757 | Alto Parnaíba | 🇧🇷 Brazil | 968 |
| Zapala Airport | Medium Airport | APZ | SAHZ | Zapala | 🇦🇷 Argentina | 3330 |
| Araraquara Airport | Medium Airport Scheduled | AQA | SBAQ | Araraquara | 🇧🇷 Brazil | 2334 |
| Quiché Airport | Small Airport | AQB | MGQC | Santa Cruz del Quiché | 🇬🇹 Guatemala | 6631 |
| Anqing Tianzhushan Airport / Anqing North Air Base | Medium Airport Scheduled | AQG | ZSAQ | Anqing | 🇨🇳 China | - |
| Al Qaisumah/Hafr Al Batin Airport | Medium Airport Scheduled | AQI | OEPA | Qaisumah | 🇸🇦 Saudi Arabia | 1174 |
| Aqaba King Hussein International Airport | Medium Airport Scheduled | AQJ | OJAQ | Aqaba | 🇯🇴 Jordan | 175 |
| Ariquemes Airport | Small Airport | AQM | SJOG | Ariquemes | 🇧🇷 Brazil | 466 |
| Rodríguez Ballón International Airport | Medium Airport Scheduled | AQP | SPQU | Arequipa | 🇵🇪 Peru | 8405 |
| Girdwood-Alyeska Airport | Small Airport | AQY | AQY | Girdwood | 🇺🇸 United States | 150 |
| Acadiana Regional Airport | Medium Airport | ARA | KARA | New Iberia | 🇺🇸 United States | 24 |
| Ann Arbor Municipal Airport | Small Airport | ARB | KARB | Ann Arbor | 🇺🇸 United States | 839 |