compagnies aériennes
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Us-bangla Airlines | Organisation | 21 | 0.8 |
| Us Airways Express | Organisation | 11 | 0.5 |
| Us Airways | Organisation | 45 | 26.8 |
| Urumqi Air | Organisation | 20 | 0.2 |
| Ural Airlines | Organisation | 34 | 7.8 |
| Ups Airlines | Organisation | 25 | 11.7 |
| Universal Airlines | Organisation | 3 | 0.3 |
| United Express | Organisation | 17 | 4.6 |
| United Eagle Airlines | Organisation | 5 | 0.5 |
| United Airlines | Organisation | 79 | 103.9 |
| Union des Transports Africains de Guinée | Organisation | 3 | 0.0 |
| Union de Transports Aériens | Organisation | 14 | 40.4 |
| Union Aéromaritime de Transport | Organisation | 5 | 2.8 |
| Uni-air | Organisation | 2 | 0.0 |
| Uni Air | Organisation | 18 | 2.4 |
| Um Air | Organisation | 16 | 0.5 |
| Ukrainian Cargo Airways | Organisation | 6 | 0.6 |
| Ukraine International Airlines | Organisation | 40 | 16.4 |
| Uganda Airlines | Organisation | 11 | 1.4 |
| U-land Airlines | Organisation | 5 | 0.0 |
| U-fly Alliance | Organisation | 9 | 0.0 |
| U Air | Organisation | 5 | 0.6 |
| Tyrolean Airways | Organisation | 29 | 3.8 |
| Twin Jet | Organisation | 14 | 34.4 |
| Tus Airways | Organisation | 21 | 0.3 |
| Turpial Airlines | Organisation | 6 | 0.0 |
| Turkmenistan Airlines | Organisation | 38 | 8.5 |
| Turkish Airlines | Organisation | 89 | 149.1 |
| Tunisavia | Organisation | 12 | 2.3 |
| Tunisair Express | Organisation | 21 | 11.6 |
| Tunisair | Organisation | 35 | 101.5 |
| Tulpar Air | Organisation | 8 | 0.0 |
| Tuifly Nordic | Organisation | 24 | 0.1 |
| Tuifly | Organisation | 29 | 8.9 |
| Tui Fly Netherlands | Organisation | 28 | 2.1 |
| Tui Fly Belgium | Organisation | 26 | 17.9 |
| Tui Airways | Organisation | 28 | 6.4 |
| Trujet | Organisation | 10 | 0.5 |
| Tropic Air | Organisation | 9 | 0.0 |
| Trip Linhas Aéreas | Organisation | 12 | 0.4 |
| Trigana Air Service | Organisation | 22 | 2.5 |
| Transwisata Prima Aviation | Organisation | 4 | 0.0 |
| Transwede Airways | Organisation | 8 | 0.0 |
| Transports Aériens Intercontinentaux | Organisation | 3 | 4.7 |
| Transportes Aéreos da Índia Portuguesa | Organisation | 6 | 0.0 |
| Transportes Aéreos Bolivianos | Organisation | 7 | 0.8 |
| Transporte Aereo Militar | Organisation | 12 | 1.1 |
| Transport Air Centre | Organisation | 1 | 0.1 |
| Transnusa | Organisation | 10 | 1.9 |
| Transmile Air Services | Organisation | 18 | 0.5 |