American Airlines | American Eagle (Envoy | PSA Airlines | Piedmont Airlines) | AAdvantage
Other: American Airlines Center

Defunct: AirCal | Trans World Airlines | AmericanConnection | US Airways | Executive Airlines

Alaska Airlines | American Airlines | British Airways | Cathay Pacific | Fiji Airways | Finnair | Iberia | Japan Airlines | Malaysia Airlines | Oman Air | Qantas | Qatar Airways | Royal Air Maroc | Royal Jordanian | SriLankan Airlines
Upcoming member: Philippine Airlines

Suspended members
S7 Airlines

Affiliate members
Air Nostrum | BA CityFlyer | BA EuroFlyer | Envoy | Fiji Link | Hawaiian Airlines | HK Express | Hokkaido Air System | Horizon Air | Iberia Express | J-Air | Japan Air Commuter | Japan Transocean Air | Jetconnect | Nordic Regional Airlines | QantasLink | Royal Air Maroc Express | SkyWest Airlines | Sun-Air

Former members
Defunct: Air Berlin | Canadian Airlines | Malév | Mexicana de Aviación | US Airways
Operational: Aer Lingus | LATAM Airlines

Former affiliate
Defunct: LATAM Airlines (Argentina) | Airconnex | Air Liberté | AmericanConnection | BA Connect | Belair | British Airways Limited | British Asia Airways | British Mediterranean Airways | Cathay Dragon | Comair | Deutsche BA | GB Airways | Globus Airlines | Japan Asia Airways | JAL Express | JALways | Mihin Lanka | MexicanaClick | MexicanaLink | Niki | OpenSkies | Qantas New Zealand | Regional Air | Southern Australia Airlines | US Airways Express | US Airways Shuttle
Operational: LATAM Airlines | LATAM Airlines (Colombia) | LATAM Airlines (Ecuador) | LATAM Airlines Express | LATAM Airlines (Peru)