All but low-cost carriers
Only low-cost carriers
Star Alliance
SkyTeam
Oneworld
Aer Lingus
Air Albania
Air Baltic
Air Dolomiti
Air Moldova
AlbaStar
Alitalia
Blue Dart Aviation
British Airways
easyJet
Eurowings
Finnair
Fly One
Jet2
Neos
Norwegian Air Shuttle
Nouvelair Tunisie
Region-Avia
Ryanair
Transavia
TUS Airways
Volotea
Wizz Air