| Code | Airline | % Searches | % being the cheapest |
|---|---|---|---|
| G4 | Allegiant Air | 0.5 | 51.2 |
| NK | Spirit Airlines | 17.5 | 40.9 |
| F9 | Frontier | 9.4 | 36.2 |
| Y4 | Volaris | 5.8 | 29.7 |
| WW | WOW air | 1.3 | 29.0 |
| AA | American Airlines | 52.9 | 22.4 |
| B6 | JetBlue | 40.7 | 22.3 |
| UA | United | 93.0 | 21.3 |
| 4O | InterJet | 11.7 | 21.0 |
| AM | Aeroméxico | 46.1 | 17.9 |
| MU | China Eastern | 2.3 | 17.8 |
| KX | Cayman Airways | 3.9 | 17.3 |
| DY | Norwegian | 3.1 | 16.6 |
| TK | Turkish | 12.5 | 16.2 |
| CM | Copa | 39.0 | 14.8 |
| WN | Southwest Airlines | 13.8 | 14.5 |
| HA | Hawaiian Airlines | 1.9 | 14.0 |
| 7N | PAWA Dominicana | 1.0 | 13.3 |
| DL | Delta | 45.6 | 12.6 |
| SU | Aeroflot | 5.1 | 11.2 |
| AT | Royal Air | 2.1 | 10.4 |
| PS | Ukraine | 0.7 | 10.3 |
| CA | Air China | 2.2 | 10.2 |
| DE | Condor | 0.8 | 9.7 |
| TP | TAP | 8.9 | 9.6 |
| CZ | China Southern | 2.0 | 9.5 |
| WS | WestJet | 2.6 | 8.9 |
| PR | Philippine Airlines | 0.9 | 8.3 |
| SY | Sun Country Airlines | 3.7 | 8.2 |
| AV | Avianca | 35.1 | 7.7 |
| FI | Icelandair | 2.1 | 7.7 |
| DI | Divi Divi Air | 0.5 | 7.7 |
| SK | SAS | 3.9 | 7.4 |
| HR | Hahn Air Lines | 1.2 | 7.3 |
| NZ | Air New Zealand | 1.4 | 7.1 |
| EI | Aer Lingus | 6.1 | 7.0 |
| UP | Bahamasair | 3.4 | 6.9 |
| EQ | TAME | 1.1 | 6.7 |
| AS | Alaska | 29.5 | 6.2 |
| AR | Aerolíneas Argentinas | 2.1 | 5.7 |
| UX | Air Europa | 9.2 | 5.4 |
| QF | Qantas | 1.2 | 5.4 |
| BR | EVA | 1.0 | 5.1 |
| AI | Air India | 0.7 | 5.1 |
| AF | Air France | 14.9 | 4.8 |
| 3M | Silver Airways | 2.7 | 4.7 |
| AC | Air Canada | 25.1 | 4.6 |
| LA | Latam | 15.1 | 4.6 |
| QR | Qatar | 3.1 | 4.5 |
| BW | Caribbean Airlines | 2.1 | 4.4 |
| JJ | TAM | 2.5 | 4.0 |
| RJ | Royal Jordanian | 0.5 | 4.0 |
| VS | Virgin Atlantic | 4.2 | 3.9 |
| VX | Virgin America | 15.5 | 3.8 |
| CI | China | 1.4 | 3.8 |
| ET | Ethiopian Airlines | 1.2 | 3.7 |
| AD | Azul | 0.8 | 3.7 |
| EY | Etihad Airways | 2.9 | 3.6 |
| BA | British Airways | 18.0 | 3.5 |
| IB | Iberia | 15.9 | 3.4 |
| 9W | Jet Airways | 0.5 | 3.3 |
| NH | All Nippon Airways | 1.4 | 3.1 |
| AY | Finnair | 11.6 | 3.0 |
| EK | Emirates | 4.3 | 3.0 |
| OZ | Asiana Airlines | 1.7 | 2.9 |
| LH | Lufthansa | 18.9 | 2.6 |
| KL | KLM | 15.4 | 2.6 |
| CX | Cathay | 2.6 | 2.6 |
| LO | LOT | 3.3 | 2.5 |
| SQ | Singapore | 2.6 | 2.3 |
| H1 | Hahn Air | 2.1 | 2.3 |
| JL | Japan | 1.9 | 2.1 |
| 4M | LATAM Argentina | 0.5 | 2.1 |
| XL | Lan Ecuador | 1.5 | 1.8 |
| LX | Swiss | 11.2 | 1.6 |
| KE | Korean Air | 2.4 | 1.6 |
| TA | Avianca El Salvador | 3.5 | 1.4 |
| AZ | Alitalia | 9.2 | 1.1 |
| SN | Brussels Airlines | 7.9 | 0.9 |
| O6 | Avianca Brasil | 0.8 | 0.6 |
| OS | Austrian | 7.2 | 0.5 |
| EC | Avialeasing | 0.8 | 0.5 |
