SU · Russia
Aeroflot
Founded 1923
Suspended from SkyTeam in 2022 following sanctions over the war in Ukraine.
AM · Mexico
Aeroméxico
SkyTeam Founded 1934
- · Joint venture with Delta Air Lines across the US–Mexico border
AC · Canada
Air Canada
Star Alliance Founded 1937
- · Transatlantic joint venture with Lufthansa Group and United Airlines ("A++")
CA · China
Air China
Star Alliance Founded 1988
AF · France
Air France
SkyTeam Founded 1933
- · Transatlantic joint venture with Delta and Virgin Atlantic
- · Part of the Air France–KLM Group
AI · India
Air India
Founded 1932
Left Star Alliance in 2021 after the Tata Group takeover; merged with Vistara in 2024. Singapore Airlines took a minority stake as part of that merger.
NZ · New Zealand
Air New Zealand
Star Alliance Founded 1940
- · Pacific joint venture with United Airlines
AS · United States
Alaska Airlines
oneworld Founded 1932
- · Long-standing codeshare and loyalty ties with American Airlines
Joined oneworld in 2021.
AA · United States
American Airlines
oneworld Founded 1930
- · Transatlantic joint venture with British Airways, Iberia, and Finnair
- · Pacific joint venture with Qantas
NH · Japan
ANA (All Nippon Airways)
Star Alliance Founded 1952
- · Joint venture with United Airlines across the Pacific
OZ · South Korea
Asiana Airlines
Star Alliance Founded 1988
Being absorbed into Korean Air following a merger completed in 2025.
OS · Austria
Austrian Airlines
Star Alliance Founded 1957
- · Part of the Lufthansa Group
BA · United Kingdom
British Airways
oneworld Founded 1974
- · Transatlantic joint venture with American, Iberia, and Finnair
- · Part of the IAG group
CX · Hong Kong
Cathay Pacific
oneworld Founded 1946
MU · China
China Eastern
SkyTeam Founded 1988
CZ · China
China Southern
Founded 1988
Left SkyTeam in 2019.
CM · Panama
Copa Airlines
Star Alliance Founded 1947
DL · United States
Delta Air Lines
SkyTeam Founded 1924
- · Transatlantic joint venture with Air France–KLM and Virgin Atlantic
- · Pacific joint venture with Korean Air
- · Minority equity stake in LATAM Airlines
U2 · United Kingdom
easyJet
Founded 1995
Low-cost carrier; no alliance membership.
EK · United Arab Emirates
Emirates
Founded 1985
- · Extensive codeshare network including Qantas and JetBlue
ET · Ethiopia
Ethiopian Airlines
Star Alliance Founded 1945
BR · Taiwan
EVA Air
Star Alliance Founded 1989
AY · Finland
Finnair
oneworld Founded 1923
- · Part of the transatlantic joint venture with American Airlines, British Airways, and Iberia
GA · Indonesia
Garuda Indonesia
SkyTeam Founded 1949
IB · Spain
Iberia
oneworld Founded 1927
- · Part of the IAG group alongside British Airways and Aer Lingus
6E · India
IndiGo
Founded 2006
- · Codeshares with Turkish Airlines, Qantas, and others
AZ · Italy
ITA Airways
SkyTeam Founded 2021
Successor to Alitalia. Lufthansa Group acquired a 41% stake in 2025, with an option to take full control.
JL · Japan
Japan Airlines
oneworld Founded 1951
B6 · United States
JetBlue
Founded 1998
Its Northeast Alliance with American Airlines was unwound in 2023.
KL · Netherlands
KLM
SkyTeam Founded 1919
- · Part of the Air France–KLM Group
The world's oldest airline still flying under its original name.
KE · South Korea
Korean Air
SkyTeam Founded 1969
- · Pacific joint venture with Delta Air Lines
Completed its acquisition of Asiana Airlines in 2025.
LA · Chile
LATAM Airlines
Founded 1929
Left oneworld in 2020. Delta Air Lines holds a minority equity stake.
LH · Germany
Lufthansa
Star Alliance Founded 1953
- · Founding member of Star Alliance
- · Parent of Austrian, Swiss, and Brussels Airlines, plus a stake in ITA Airways
MH · Malaysia
Malaysia Airlines
oneworld Founded 1947
QF · Australia
Qantas
oneworld Founded 1920
- · Joint venture with American Airlines
- · Long-haul partnership with Emirates
QR · Qatar
Qatar Airways
oneworld Founded 1993
- · Equity stakes in IAG (parent of British Airways and Iberia), Cathay Pacific, and LATAM
AT · Morocco
Royal Air Maroc
oneworld Founded 1957
FR · Ireland
Ryanair
Founded 1984
Europe's largest low-cost carrier; no alliance membership.
SK · Sweden / Norway / Denmark
SAS (Scandinavian Airlines)
SkyTeam Founded 1946
Moved from Star Alliance to SkyTeam in 2024 after Air France–KLM took an equity stake.
SV · Saudi Arabia
Saudia
SkyTeam Founded 1945
SQ · Singapore
Singapore Airlines
Star Alliance Founded 1947
- · Joint venture with Lufthansa Group across Asia
- · Took a minority stake in Air India after its 2024 merger with Vistara
SA · South Africa
South African Airways
Star Alliance Founded 1934
WN · United States
Southwest Airlines
Founded 1967
No alliance membership; built around a point-to-point, single-fleet-type model.
LX · Switzerland
Swiss International Air Lines
Star Alliance Founded 2002
- · Part of the Lufthansa Group
TP · Portugal
TAP Air Portugal
Star Alliance Founded 1945
TG · Thailand
Thai Airways
Star Alliance Founded 1960
TK · Türkiye
Turkish Airlines
Star Alliance Founded 1933
UA · United States
United Airlines
Star Alliance Founded 1926
- · Transatlantic joint venture with Lufthansa Group and Air Canada ("A++")
- · Pacific joint venture with ANA
VN · Vietnam
Vietnam Airlines
SkyTeam Founded 1956
VS · United Kingdom
Virgin Atlantic
Founded 1984
- · Joint venture across the Atlantic with Delta Air Lines and Air France–KLM
Delta Air Lines holds a significant minority stake.
WS · Canada
WestJet
Founded 1996
- · Codeshare partnerships with Delta Air Lines, Qatar Airways, and others