Populära flygbolag hos Travelstart
- SK - SAS
- DY - Norwegian
- FR - Ryanair
- LH - Lufthansa
- TK - Turkish Airlines
- EW - Eurowings
- KL - KLM
- QR - Qatar Airways
- SN - Brussels Airlines
- TG - Thai Airways
- UA - United Airlines
- TF - BRA
- ET - Ethiopian Airlines
- LX - Swiss
- EK - Emirates Airline
- SU - Aeroflot Russian Airlines
- AF - Air France
- TP - TAP Portugal
- OS - Austrian Airlines
- IB - Iberia
- PC - Pegasus Airlines
- LO - Lot Polish Airlines
- OK - Czech Airlines
- FD - Thai Airasia
- PS - Ukraine International Airlines
- VY - Vueling
- JU - Air Serbia
- BA - British Airways
- A3 - Aegean Airlines
- OU - Croatia Airlines
