| Code | Airline | % Searches | % being the cheapest |
|---|---|---|---|
| 9V | Avior | 0.2 | 55.6 |
| G4 | Allegiant Air | 1.2 | 53.1 |
| VH | Aeropostal | 0.4 | 51.8 |
| NK | Spirit Airlines | 28.5 | 45.5 |
| SE | XL | 0.2 | 33.0 |
| PD | Porter | 0.3 | 30.9 |
| FC | VivaAir | 0.2 | 30.4 |
| VB | VivaAerobus | 1.9 | 29.9 |
| WW | WOW air | 0.7 | 28.2 |
| F9 | Frontier | 17.8 | 27.1 |
| AA | American Airlines | 83.3 | 22.1 |
| 4O | InterJet | 24.8 | 20.4 |
| DY | Norwegian | 2.6 | 19.9 |
| MU | China Eastern | 2.1 | 18.2 |
| B6 | JetBlue | 42.7 | 16.6 |
| Y4 | Volaris | 6.9 | 16.5 |
| FJ | Fiji | 0.3 | 16.0 |
| UA | United | 86.2 | 15.7 |
| 3U | Sichuan Airlines | 0.3 | 15.1 |
| DI | Divi Divi Air | 2.6 | 14.7 |
| Q6 | Aero Condor Peru | 0.6 | 14.7 |
| WN | Southwest Airlines | 16.5 | 13.7 |
| DE | Condor | 0.4 | 13.6 |
| 4B | Aviastar-TU | 0.2 | 13.5 |
| OB | Boliviana | 0.3 | 13.2 |
| HA | Hawaiian Airlines | 1.1 | 12.6 |
| HX | Hong Kong Airlines | 0.4 | 12.3 |
| LV | Level | 0.3 | 12.0 |
| TN | Air Tahiti Nui | 0.3 | 11.8 |
| KX | Cayman Airways | 3.4 | 11.7 |
| SY | Sun Country Airlines | 2.7 | 11.7 |
| MF | Xiamen Airlines | 0.5 | 11.6 |
| AM | Aeroméxico | 46.1 | 11.0 |
| MT | Thomas Cook | 0.2 | 10.8 |
| IG | Air Italy | 0.5 | 10.2 |
| DL | Delta | 56.2 | 10.1 |
| CM | Copa | 40.5 | 10.0 |
| G3 | Gol | 0.3 | 10.0 |
| VA | Virgin Australia | 0.3 | 9.8 |
| CA | Air China | 2.3 | 9.3 |
| 9K | Cape Air | 0.3 | 8.3 |
| SU | Aeroflot | 4.3 | 7.8 |
| O2 | Jet Air | 1.3 | 7.7 |
| JU | Air Serbia | 0.2 | 7.7 |
| TK | Turkish | 10.1 | 7.5 |
| FI | Icelandair | 2.2 | 7.2 |
| HU | Hainan Airlines | 0.3 | 7.1 |
| AV | Avianca | 36.7 | 7.0 |
| TP | TAP | 8.1 | 7.0 |
| PR | Philippine Airlines | 0.9 | 7.0 |
| PS | Ukraine | 0.8 | 7.0 |
| AT | Royal Air | 2.2 | 6.6 |
| KU | Kuwait Airways | 0.2 | 6.5 |
| SV | Saudia | 0.2 | 6.3 |
| QF | Qantas | 0.7 | 6.2 |
| AS | Alaska | 33.3 | 6.1 |
| SK | SAS | 2.8 | 5.9 |
| S4 | SATA | 0.2 | 5.7 |
| VS | Virgin Atlantic | 3.0 | 5.6 |
| NZ | Air New Zealand | 1.0 | 5.6 |
| AR | Aerolíneas Argentinas | 2.3 | 5.5 |
| AD | Azul | 0.5 | 5.4 |
| KQ | Kenya Airways | 0.2 | 5.3 |
| EI | Aer Lingus | 5.7 | 5.2 |
| EW | Eurowings | 0.5 | 5.2 |
| WS | WestJet | 4.7 | 5.1 |
| CZ | China Southern | 1.7 | 5.1 |
| SS | Corsair | 0.2 | 5.1 |
| BW | Caribbean Airlines | 2.0 | 5.0 |
| QR | Qatar Airways | 2.8 | 4.9 |
| LA | Latam | 13.1 | 4.6 |
| UX | Air Europa | 8.1 | 4.6 |
| JJ | TAM | 1.3 | 4.6 |
| AY | Finnair | 8.8 | 4.5 |
| EQ | TAME | 0.7 | 4.5 |
| IB | Iberia | 10.9 | 4.4 |
| VN | Vietnam | 0.2 | 4.4 |
| BA | British Airways | 13.0 | 4.3 |
| BR | EVA | 1.0 | 4.3 |
| 3M | Silver Airways | 3.9 | 4.2 |
| AI | Air India | 0.4 | 4.1 |
| UP | Bahamasair | 2.8 | 4.0 |
| AC | Air Canada | 30.3 | 3.9 |
| VX | Virgin America | 2.7 | 3.8 |
| XL | LATAM Ecuador | 1.0 | 3.5 |
| KL | KLM | 12.8 | 3.3 |
| ET | Ethiopian Airlines | 1.2 | 3.3 |
| NH | All Nippon Airways | 2.4 | 3.2 |
| RJ | Royal Jordanian | 0.5 | 3.0 |
| AF | Air France | 13.6 | 2.9 |
| LH | Lufthansa | 13.5 | 2.8 |
| CX | Cathay | 2.5 | 2.7 |
| LX | Swiss | 9.3 | 2.5 |
| EK | Emirates | 4.1 | 2.4 |
| JL | Japan | 2.1 | 2.4 |
| CI | China | 1.1 | 2.4 |
| O6 | Avianca Brasil | 0.4 | 2.4 |
| SA | South African Airways | 0.2 | 2.4 |
| SQ | Singapore | 2.6 | 2.3 |
| LO | LOT | 2.4 | 2.3 |
| EY | Etihad Airways | 1.8 | 2.3 |
| 9W | Jet Airways | 0.3 | 2.3 |
| OZ | Asiana Airlines | 1.5 | 2.2 |
| MS | EgyptAir | 0.4 | 1.7 |
| HR | Hahn Air Lines | 1.7 | 1.6 |
| SN | Brussels Airlines | 6.3 | 1.4 |
| 4M | LATAM Argentina | 0.6 | 1.4 |
| TA | Avianca El Salvador | 3.6 | 1.3 |
| KE | Korean Air | 2.3 | 1.3 |
| AZ | Alitalia | 5.9 | 1.2 |
| UL | Sri Lankan | 0.3 | 1.1 |
| GF | Gulf Air | 0.3 | 1.0 |
| MH | Malaysia | 0.2 | 0.7 |
| LY | El Al Israel Airlines | 0.2 | 0.7 |
| H1 | Hahn Air | 1.6 | 0.6 |
| OS | Austrian | 5.9 | 0.5 |
| TG | Thai | 0.3 | 0.1 |
