| Code | Airline | % Searches | % being the cheapest |
|---|---|---|---|
| FR | Ryanair | 30.3 | 44.7 |
| V7 | Volotea | 0.5 | 29.1 |
| NT | Binter | 0.5 | 27.4 |
| W6 | Wizz Air | 1.5 | 24.5 |
| ZB | Monarch | 1.3 | 18.8 |
| LS | Jet2 | 0.5 | 18.7 |
| PC | Pegasus Airlines | 2.2 | 16.2 |
| IB | Iberia | 95.3 | 16.1 |
| AA | American Airlines | 2.9 | 12.8 |
| UX | Air Europa | 71.0 | 12.1 |
| VY | Vueling | 60.6 | 12.1 |
| AT | Royal Air | 6.6 | 12.0 |
| PU | Plus Ultra | 0.8 | 11.6 |
| AI | Air India | 0.5 | 11.3 |
| U2 | EasyJet | 10.1 | 10.8 |
| SV | Saudia | 0.9 | 10.4 |
| HV | Transavia | 7.3 | 9.9 |
| CA | Air China | 7.7 | 9.8 |
| SU | Aeroflot | 15.7 | 9.3 |
| LH | Lufthansa | 62.0 | 9.2 |
| I2 | Iberia Express | 19.2 | 8.8 |
| TK | Turkish | 33.5 | 8.3 |
| TU | Tunis Air | 0.5 | 8.3 |
| QR | Qatar | 11.1 | 8.2 |
| TP | TAP | 42.6 | 8.0 |
| LX | Swiss | 46.9 | 7.7 |
| DY | Norwegian | 18.7 | 7.5 |
| AZ | Alitalia | 43.2 | 7.3 |
| YW | Air Nostrum | 17.0 | 7.2 |
| EK | Emirates | 9.6 | 7.0 |
| MF | Xiamen Airlines | 0.5 | 7.0 |
| UA | United | 13.7 | 6.7 |
| DL | Delta | 12.9 | 6.7 |
| 0B | Blue Air | 2.3 | 6.7 |
| KL | KLM | 69.5 | 6.6 |
| AC | Air Canada | 11.8 | 6.6 |
| PS | Ukraine | 2.1 | 6.6 |
| 5W | Iceland Express | 1.0 | 6.6 |
| FI | Icelandair | 0.5 | 6.5 |
| KQ | Kenya Airways | 0.7 | 6.0 |
| OB | Boliviana | 0.5 | 6.0 |
| AF | Air France | 63.5 | 5.9 |
| CZ | China Southern | 4.3 | 5.9 |
| AH | Air Algérie | 1.0 | 5.8 |
| FB | Bulgaria Air | 0.8 | 5.8 |
| RJ | Royal Jordanian | 1.4 | 5.7 |
| EY | Etihad Airways | 8.0 | 5.4 |
| MU | China Eastern | 3.3 | 5.1 |
| WI | White Airways | 5.1 | 5.0 |
| ET | Ethiopian Airlines | 1.5 | 5.0 |
| LA | Latam | 10.4 | 4.9 |
| AV | Avianca | 13.7 | 4.8 |
| BA | British Airways | 69.1 | 4.2 |
| EI | Aer Lingus | 10.1 | 4.0 |
| SN | Brussels Airlines | 31.8 | 3.9 |
| AB | Air Berlin | 30.9 | 3.9 |
| MS | EgyptAir | 2.3 | 3.8 |
| LZ | Swiss Global Air Lines | 1.3 | 3.8 |
| SK | SAS | 9.5 | 3.6 |
| JJ | TAM | 5.6 | 3.5 |
| QS | Smart Wings | 2.9 | 3.4 |
| AM | Aeroméxico | 9.4 | 3.3 |
| NI | Portugalia | 3.8 | 3.1 |
| S4 | SATA | 1.4 | 3.0 |
| A3 | Aegean Airlines | 9.4 | 2.9 |
| AR | Aerolíneas Argentinas | 3.0 | 2.9 |
| EW | Eurowings | 10.5 | 2.7 |
| CX | Cathay | 2.6 | 2.7 |
| 9W | Jet Airways | 2.2 | 2.7 |
| SQ | Singapore | 3.3 | 2.6 |
| BE | FlyBe | 0.8 | 2.6 |
| LO | LOT | 7.9 | 2.4 |
| CT | Alitalia CityLiner | 1.3 | 2.3 |
| HG | Niki | 5.9 | 2.2 |
| OK | Czech | 8.0 | 2.1 |
| DE | Condor | 2.0 | 2.1 |
| BT | Air Baltic | 1.6 | 2.1 |
| S7 | S7 | 1.1 | 2.0 |
| A5 | Hop | 1.8 | 1.9 |
| QF | Qantas | 1.1 | 1.9 |
| RO | Tarom | 3.4 | 1.8 |
| AY | Finnair | 17.2 | 1.7 |
| WK | Edelweiss Air | 0.5 | 1.7 |
| JU | Air Serbia | 1.7 | 1.3 |
| MH | Malaysia | 0.8 | 1.3 |
| JL | Japan | 2.4 | 1.2 |
| IG | Meridiana | 1.2 | 1.2 |
| CJ | BA CityFlyer | 0.9 | 1.2 |
| OS | Austrian | 17.4 | 1.0 |
| UL | Sri Lankan | 1.0 | 1.0 |
| 2L | Helvetic | 1.1 | 0.9 |
| AD | Azul | 0.5 | 0.8 |
| LG | Luxair | 2.4 | 0.7 |
| KE | Korean Air | 3.8 | 0.4 |
| VN | Vietnam | 2.7 | 0.4 |
| TG | Thai | 0.7 | 0.4 |
| GA | Garuda Indonesia | 0.5 | 0.4 |
| CI | China | 1.0 | 0.3 |
| LY | El Al Israel Airlines | 0.9 | 0.3 |
| CM | Copa | 1.4 | 0.0 |
