| Code | Airline | % Searches | % being the cheapest |
|---|---|---|---|
| FR | Ryanair | 40.1 | 50.5 |
| 3O | Air Arabia Maroc | 0.7 | 37.6 |
| V7 | Volotea | 4.7 | 33.4 |
| NT | Binter | 1.2 | 23.2 |
| W9 | Wizz Air UK | 0.2 | 23.0 |
| PM | Canaryfly | 0.4 | 19.5 |
| PU | Plus Ultra | 0.4 | 17.3 |
| W6 | Wizz Air | 5.8 | 16.6 |
| E9 | Evelop | 0.5 | 16.5 |
| UX | Air Europa | 72.6 | 15.3 |
| OE | Laudamotion | 2.4 | 14.7 |
| VY | Vueling | 66.3 | 14.1 |
| IB | Iberia | 88.2 | 13.2 |
| I2 | Iberia Express | 20.7 | 11.7 |
| LV | Level | 0.4 | 11.5 |
| LA | LATAM | 7.1 | 11.2 |
| 5I | Alsa | 0.3 | 11.2 |
| CA | Air China | 3.5 | 11.0 |
| SV | Saudia | 0.6 | 9.9 |
| AA | American Airlines | 13.4 | 9.5 |
| TP | TAP | 43.6 | 9.3 |
| AC | Air Canada | 9.5 | 9.2 |
| TB | TUIfly | 0.4 | 9.0 |
| AI | Air India | 0.4 | 8.8 |
| LH | Lufthansa | 60.2 | 8.6 |
| PC | Pegasus Airlines | 2.9 | 8.5 |
| PS | Ukraine | 4.3 | 8.2 |
| U2 | EasyJet | 14.1 | 8.0 |
| LS | Jet2 | 0.8 | 8.0 |
| YW | Air Nostrum | 18.4 | 7.6 |
| UA | United | 12.3 | 7.6 |
| AM | Aeroméxico | 8.8 | 7.5 |
| OB | Boliviana | 0.4 | 7.4 |
| QR | Qatar Airways | 9.0 | 7.2 |
| SU | Aeroflot | 11.8 | 7.0 |
| EY | Etihad Airways | 6.1 | 7.0 |
| AT | Royal Air | 7.5 | 6.9 |
| WS | WestJet | 0.2 | 6.6 |
| KL | KLM | 64.4 | 6.3 |
| AH | Air Algérie | 1.0 | 6.3 |
| DY | Norwegian | 10.4 | 6.2 |
| X3 | TUIfly | 0.4 | 6.2 |
| AZ | Alitalia | 29.1 | 6.1 |
| MF | Xiamen Airlines | 1.0 | 6.1 |
| LX | Swiss | 40.6 | 5.8 |
| MU | China Eastern | 2.7 | 5.7 |
| FI | Icelandair | 0.4 | 5.6 |
| TK | Turkish | 28.1 | 5.5 |
| 0B | Blue Air | 1.9 | 5.3 |
| ET | Ethiopian Airlines | 1.5 | 5.2 |
| AF | Air France | 58.1 | 5.1 |
| KQ | Kenya Airways | 0.7 | 5.0 |
| AY | Finnair | 12.8 | 4.8 |
| AV | Avianca | 10.1 | 4.7 |
| DL | Delta | 9.0 | 4.7 |
| CI | China | 1.2 | 4.7 |
| EK | Emirates | 7.3 | 4.6 |
| MS | EgyptAir | 2.1 | 4.6 |
| HV | Transavia | 10.7 | 4.4 |
| SK | SAS | 6.2 | 4.3 |
| S4 | SATA | 0.7 | 4.2 |
| KM | Air Malta | 0.3 | 4.2 |
| AR | Aerolíneas Argentinas | 2.3 | 4.1 |
| 9W | Jet Airways | 0.4 | 4.1 |
| DE | Condor | 0.7 | 3.9 |
| WI | White Airways | 6.4 | 3.7 |
| TU | Tunis Air | 0.7 | 3.7 |
| ME | Middle East Airlines | 0.3 | 3.7 |
| MK | Air Mauritius | 0.2 | 3.6 |
| JU | Air Serbia | 1.4 | 3.4 |
| CZ | China Southern | 1.8 | 3.3 |
| W2 | FlexFlight | 0.2 | 3.2 |
| B2 | Belavia | 0.3 | 3.1 |
| LO | LOT | 8.4 | 3.0 |
| BT | Air Baltic | 2.1 | 3.0 |
| LZ | Swiss Global Air Lines | 0.4 | 2.8 |
| BA | British Airways | 55.0 | 2.7 |
| A3 | Aegean Airlines | 9.1 | 2.7 |
| RJ | Royal Jordanian | 1.1 | 2.7 |
| SN | Brussels Airlines | 24.7 | 2.5 |
| QS | Smart Wings | 2.1 | 2.5 |
| EW | Eurowings | 9.7 | 2.4 |
| NI | Portugalia | 4.2 | 2.4 |
| WY | Oman Air | 1.3 | 2.3 |
| FB | Bulgaria Air | 0.8 | 2.3 |
| HG | Niki | 0.5 | 2.3 |
| SQ | Singapore | 3.0 | 2.2 |
| CX | Cathay | 3.2 | 2.1 |
| S7 | S7 | 0.9 | 2.0 |
| EI | Aer Lingus | 9.6 | 1.9 |
| RO | Tarom | 3.5 | 1.8 |
| BE | FlyBe | 0.2 | 1.8 |
| TG | Thai | 1.2 | 1.7 |
| WK | Edelweiss Air | 0.7 | 1.6 |
| OS | Austrian | 15.7 | 1.5 |
| 2L | Helvetic | 1.2 | 1.4 |
| HU | Hainan Airlines | 0.5 | 1.4 |
| OK | Czech | 6.9 | 1.3 |
| A5 | Hop | 0.7 | 1.2 |
| JL | Japan | 2.6 | 1.1 |
| CT | Alitalia CityLiner | 2.5 | 1.1 |
| CL | Lufthansa Cityline | 0.5 | 1.1 |
| UL | Sri Lankan | 1.2 | 1.0 |
| EN | Air Dolomiti | 0.5 | 1.0 |
| GA | Garuda Indonesia | 0.3 | 1.0 |
| OZ | Asiana Airlines | 0.5 | 0.9 |
| QF | Qantas | 0.4 | 0.9 |
| UU | Air Austral | 0.2 | 0.9 |
| JN | Joon | 3.6 | 0.8 |
| E2 | Eurowings Europe | 1.2 | 0.8 |
| NH | All Nippon Airways | 2.2 | 0.7 |
| CJ | BA CityFlyer | 0.7 | 0.7 |
| KE | Korean Air | 2.4 | 0.6 |
| VS | Virgin Atlantic | 1.7 | 0.6 |
| AD | Azul | 0.5 | 0.6 |
| IG | Air Italy | 0.3 | 0.6 |
| LG | Luxair | 1.7 | 0.5 |
| VN | Vietnam | 1.7 | 0.5 |
| LY | El Al Israel Airlines | 0.5 | 0.5 |
| X9 | Avion Express | 0.2 | 0.5 |
| MH | Malaysia | 1.3 | 0.3 |
| SA | South African Airways | 0.3 | 0.2 |
| KK | AtlasGlobal | 0.3 | 0.1 |
| CM | Copa | 0.3 | 0.0 |
