SkyTeam

Skyteam logoSkyTeam is an airline alliance founded in 2000. Its centralised management team is based on the grounds of Amsterdam Airport Schiphol, Netherlands. In terms of the number of passengers and the number of members, SkyTeam is now the second largest alliance in the world, second only to Star Alliance and ahead of Oneworld. SkyTeam operates with the slogan: Caring more about you.
Source: Wikipedia

 

Full members and some of their affiliates:
Aeroflot
Aerolineas Argentinas, including Austral
Aeromexico (founding member)
Air Europa
Air France (founding member)
Alitalia
China Airlines, including Mandarin Airlines
China Eastern Airlines, including Shanghai Airlines
China Southern Airlines
Czech Airlines
Delta Airlines (founding member)
Garuda Indonesia
Kenya Airways
KLM, including KLM Cityhopper
Korean Air (founding member)
Middle East Airlines
Saudia
TAROM
Vietnam Airlines
Xiamen Airlines

Former members:
Alitalia-Linee Aeree Italiane
Continental Airlines
Northwest Airlines