Member airlines
Star Alliance has 26 member airlines.[1]
| Country | Airline | Joined |
 Greece | Aegean Airlines | 2010 |
 Canada | Air Canada | Founding member |
 China | Air China | 2007 |
 India | Air India | 2014 |
 New Zealand | Air New Zealand | 1999 |
 Japan | All Nippon Airways | 1999 |
 South Korea | Asiana Airlines | 2003 |
 Austria | Austrian Airlines | 2000 |
 Colombia | Avianca | 2012 |
 Belgium | Brussels Airlines | 2009 |
 Panama | Copa Airlines | 2012 |
 Croatia | Croatia Airlines | 2004 |
 Egypt | EgyptAir | 2008 |
 Ethiopia | Ethiopian Airlines | 2011 |
 Taiwan | EVA Air | 2013 |
 Italy | ITA Airways | 2026 |
 Poland | LOT Polish Airlines | 2003 |
 Germany | Lufthansa | Founding member |
| China | Shenzhen Airlines | 2012 |
 Singapore | Singapore Airlines | 2000 |
 South Africa | South African Airways | 2006 |
 Switzerland | Swiss International Air Lines | 2006 |
 Portugal | TAP Air Portugal | 2005 |
 Thailand | Thai Airways International | Founding member |
 Turkey | Turkish Airlines | 2008 |
 United States | United Airlines | Founding member |
ITA Airways became a full member of Star Alliance in March 2026.[2]
Former members
| Country | Airline | Membership | Reason for leaving |
 Slovenia | Adria Airways | 2004–2019 | Ceased operations |
 Australia | Ansett Australia | 1999–2001 | Ceased operations |
 Finland | Blue1 | 2004–2012 | Ceased operations |
 United Kingdom | BMI | 2000–2012 | Absorbed into British Airways |
| United States | Continental Airlines | 2009–2010 | Merged with United Airlines |
 Mexico | Mexicana de Aviación | 2000–2004 | Later joined Oneworld in 2009 |
 Denmark,  Norway and  Sweden | Scandinavian Airlines | 1997–2024 | Joined SkyTeam in 2024 |
| China | Shanghai Airlines | 2007–2010 | Merged with China Eastern Airlines and joined SkyTeam as its affiliate in 2011 |
 Spain | Spanair | 2003–2012 | Ceased operations |
 El Salvador | TACA | 2012–2013 | Merged with Avianca |
 Brazil | TAM Airlines | 2010–2014 | Merged with LAN Airlines and joined Oneworld in 2014 |
| United States | US Airways | 2004–2014 | Joined Oneworld as an affiliate of American Airlines before being fully merged into American in 2015 |
| Brazil | Varig | 1997–2007 | Ceased operations |
Connecting Partners
Connecting Partners participate in selected alliance services without becoming full Star Alliance members.
| Country | Partner | Joined |
| China | Juneyao Air | 2017 |
Juneyao Air joined as the alliance's first Connecting Partner in 2017.[3]
Intermodal Partners
Intermodal Partners extend the Star Alliance network through integrated connections with ground-transport operators.
| Country | Partner | Joined | Transport type |
| Germany | Deutsche Bahn | 2022 | Rail |
| Austria | Austrian Federal Railways | 2025 | Rail |
Austrian Federal Railways, commonly known as ÖBB, became the alliance's second intermodal partner in 2025.[4]