All but low-cost carriers
Only low-cost carriers
Star Alliance
SkyTeam
Oneworld
Aegean Airlines
Aer Lingus
Aeroflot
Aeromexico
Air Algerie
Air Arabia Maroc
Air Astana
Air Austral
Air Baltic
Air Canada
Air China
Air Europa
Air France
Air India
Air Madagascar
Air Malta
Air Mauritius
Air Senegal
Air Serbia
Air Tahiti Nui
Air Transat
Alitalia
American Airlines
ANA
Asiana Airlines
ASL Airlines France
Atlantic Airways
Austrian
Belavia
British Airways
Brussels Airlines
Bulgaria Air
Cathay Pacific
China Eastern Airlines
China Southern Airlines
Croatia Airlines
CSA
Delta Air Lines
easyJet
EgyptAir
El Al
Emirates
Ethiopian Airlines
Etihad Airways
Eurowings
EVA Air
Finnair
Fly One
Georgian Airways
Gulf Air
Hainan Airlines
Iberia Express
Icelandair
Iran Air
JAL
Jet2
Kenya Airways
KLM
Korean Air
Kuwait Airways
LATAM Airlines
LOT - Polish Airlines
Lufthansa
Luxair
Middle East Airlines
Montenegro Airlines
Norwegian Air Intl
Norwegian Air Shuttle
Nouvelair Tunisie
Oman Air
Pakistan International Airlines
Qatar Airways
Royal Air Maroc
Royal Jordanian
SAS
Saudia
Singapore Airlines
SriLankan Airlines
SunExpress
SWISS
TACV
TAROM
Thai Airways
Turkish Airlines
Turkmenistan Airlines
UIA
United Airlines
Uzbekistan Airways
Vietnam Airlines
Vueling
WestJet
Xiamen Airlines