| AirlineId | AirlineAllianceId | MembershipType | JoinDate | QuitDate | SponsoredBy |
|---|---|---|---|---|---|
| Northwest Airlink | SkyTeam | Member | 09/13/2004 | 01/31/2010 | |
| Northwest Airlines | SkyTeam | Member | 09/13/2004 | 01/31/2010 | |
| Continental Airlines | SkyTeam | Member | 09/13/2004 | 10/24/2009 | |
| Continental Connection | SkyTeam | Member | 09/13/2004 | 10/24/2009 | |
| Continental Express | SkyTeam | Member | 09/13/2004 | 10/24/2009 | |
| Continental Micronesia | SkyTeam | Member | 09/13/2004 | 10/24/2009 | |
| KLM | SkyTeam | Member | 09/13/2004 | ||
| KLM Cityhopper | SkyTeam | Member | 09/13/2004 | ||
| LOT Polish Airlines | Star Alliance | Member | 10/26/2003 | ||
| LOT Charters | Star Alliance | Member | 10/26/2003 |