| Letter | Revenue (Billions) | Airlines | % Correct |
|---|---|---|---|
| A | 54.2 | American Airlines | 100%
|
| D | 61.6 | Delta Airlines | 92%
|
| U | 57.1 | United Airlines | 85%
|
| B | 39.2 | British Airways | 81%
|
| E | 20.6 | Emirates | 81%
|
| L | 40.4 | Lufthansa German Airlines | 81%
|
| J | 9.5 | Japan Airlines | 65%
|
| Q | 23.6 | Qatar Airways | 65%
|
| K | 11.2 | Korean Air | 62%
|
| R | 15.9 | Ryanair | 62%
|
| C | 24.5 | China Southern Airlines | 58%
|
| T | 22.7 | Turkish Airlines | 54%
|
| S | 27.5 | Southwest Airlines | 50%
|
| F | 4.2 | Finnair | 38%
|
| X | 4.6 | Xiamen Airlines | 38%
|
| I | 10.0 | IndiGo | 35%
|
| G | 3.9 | GOL Airlines | 31%
|
| H | 7.8 | Hainan Airlines | 31%
|
| M | 3.7 | Malaysia Airlines | 31%
|
| V | 3.9 | Virgin Atlantic | 31%
|
| W | 6.2 | WizzAir | 31%
|
| O | 863m | Olympic Air | 12%
|
| P | 4.0 | Pegasus Airlines | 8%
|
| Z | 654m | ZipAir | 8%
|
| N | 4 | Nok Air | 4%
|
| Y | 27.0 | Yamal Airlines | 4%
|