| Code | Airline | % Searches | % being the cheapest |
|---|---|---|---|
| FR | Ryanair | 29.6 | 39.1 |
| V7 | Volotea | 0.6 | 34.4 |
| W6 | Wizz Air | 1.4 | 29.5 |
| NT | Binter | 0.5 | 28.4 |
| LS | Jet2 | 0.5 | 21.8 |
| ZB | Monarch | 0.9 | 18.8 |
| WW | WOW air | 0.5 | 18.6 |
| IB | Iberia | 95.5 | 15.0 |
| PC | Pegasus Airlines | 2.2 | 14.2 |
| UX | Air Europa | 72.6 | 13.8 |
| PU | Plus Ultra | 0.7 | 13.6 |
| AI | Air India | 0.6 | 13.3 |
| VY | Vueling | 61.2 | 12.3 |
| AA | American Airlines | 7.9 | 11.6 |
| AT | Royal Air | 6.9 | 11.4 |
| U2 | EasyJet | 9.4 | 11.2 |
| CA | Air China | 7.6 | 10.9 |
| PS | Ukraine | 3.1 | 10.6 |
| LH | Lufthansa | 65.3 | 9.9 |
| SU | Aeroflot | 15.8 | 9.7 |
| TP | TAP | 45.8 | 9.3 |
| SV | Saudia | 1.1 | 9.3 |
| I2 | Iberia Express | 19.8 | 8.6 |
| TU | Tunis Air | 0.5 | 8.5 |
| LX | Swiss | 49.1 | 8.2 |
| HV | Transavia | 8.8 | 8.2 |
| DY | Norwegian | 18.0 | 7.9 |
| QR | Qatar | 11.4 | 7.7 |
| AC | Air Canada | 12.4 | 7.5 |
| TK | Turkish | 34.8 | 7.4 |
| AZ | Alitalia | 43.9 | 7.2 |
| EK | Emirates | 9.9 | 6.9 |
| MF | Xiamen Airlines | 1.4 | 6.7 |
| 5W | Iceland Express | 0.7 | 6.6 |
| KL | KLM | 71.7 | 6.3 |
| UA | United | 14.3 | 6.2 |
| OB | Boliviana | 0.5 | 6.1 |
| DL | Delta | 12.7 | 6.0 |
| FI | Icelandair | 0.6 | 5.9 |
| AF | Air France | 64.9 | 5.8 |
| YW | Air Nostrum | 18.3 | 5.6 |
| CZ | China Southern | 3.9 | 5.6 |
| AH | Air Algérie | 1.1 | 5.5 |
| AV | Avianca | 13.5 | 5.4 |
| ET | Ethiopian Airlines | 2.0 | 5.4 |
| 0B | Blue Air | 2.8 | 5.2 |
| MU | China Eastern | 3.5 | 4.9 |
| WI | White Airways | 6.3 | 4.7 |
| RJ | Royal Jordanian | 1.5 | 4.7 |
| LA | Latam | 11.6 | 4.6 |
| EY | Etihad Airways | 8.5 | 4.5 |
| KQ | Kenya Airways | 0.9 | 4.4 |
| FB | Bulgaria Air | 1.1 | 4.2 |
| SN | Brussels Airlines | 33.1 | 4.0 |
| MS | EgyptAir | 2.3 | 3.8 |
| BA | British Airways | 70.0 | 3.7 |
| SK | SAS | 9.5 | 3.6 |
| EI | Aer Lingus | 10.8 | 3.3 |
| JJ | TAM | 5.1 | 3.3 |
| A3 | Aegean Airlines | 10.4 | 3.2 |
| CX | Cathay | 3.3 | 3.1 |
| S4 | SATA | 1.1 | 3.1 |
| NI | Portugalia | 4.5 | 2.9 |
| QS | Smart Wings | 2.7 | 2.9 |
| LZ | Swiss Global Air Lines | 3.0 | 2.8 |
| BT | Air Baltic | 2.1 | 2.8 |
| AM | Aeroméxico | 10.4 | 2.7 |
| LO | LOT | 8.4 | 2.7 |
| S7 | S7 | 1.2 | 2.7 |
| SQ | Singapore | 3.7 | 2.6 |
| 9W | Jet Airways | 1.9 | 2.5 |
| EW | Eurowings | 12.0 | 2.4 |
| HG | Niki | 4.0 | 2.3 |
| AR | Aerolíneas Argentinas | 2.9 | 2.3 |
| OK | Czech | 9.3 | 2.1 |
| BE | FlyBe | 0.8 | 2.1 |
| CT | Alitalia CityLiner | 1.3 | 2.0 |
| AY | Finnair | 17.7 | 1.9 |
| RO | Tarom | 3.7 | 1.9 |
| A5 | Hop | 2.3 | 1.9 |
| QF | Qantas | 0.9 | 1.9 |
| DE | Condor | 2.0 | 1.8 |
| WK | Edelweiss Air | 0.6 | 1.4 |
| AD | Azul | 0.5 | 1.4 |
| JU | Air Serbia | 1.6 | 1.3 |
| JN | Joon | 4.2 | 1.2 |
| OS | Austrian | 19.1 | 1.0 |
| JL | Japan | 2.3 | 1.0 |
| 2L | Helvetic | 1.2 | 1.0 |
| IG | Meridiana | 1.3 | 0.9 |
| CJ | BA CityFlyer | 0.9 | 0.9 |
| CI | China | 1.3 | 0.8 |
| UL | Sri Lankan | 1.2 | 0.8 |
| NH | All Nippon Airways | 0.8 | 0.7 |
| TG | Thai | 0.6 | 0.7 |
| LG | Luxair | 2.3 | 0.6 |
| MH | Malaysia | 1.1 | 0.6 |
| XG | Gestair Cargo | 1.1 | 0.6 |
| GA | Garuda Indonesia | 0.6 | 0.6 |
| KE | Korean Air | 4.5 | 0.5 |
| VN | Vietnam | 2.8 | 0.5 |
| E2 | Eurowings Europe | 0.7 | 0.4 |
| LY | El Al Israel Airlines | 0.8 | 0.3 |
| EN | Air Dolomiti | 0.6 | 0.3 |
| KK | AtlasGlobal | 0.5 | 0.2 |
| CM | Copa | 1.6 | 0.0 |
