| AirlineId | AirlineAllianceId | MembershipType | JoinDate | QuitDate | SponsoredBy |
|---|---|---|---|---|---|
| Cathay Dragon | Oneworld | Member | 02/01/1999 | Cathay Pacific | |
| Finnair | Oneworld | Member | 09/01/1999 | ||
| Nordic Regional Airlines | Oneworld | Member | 09/01/1999 | ||
| Iberia | Oneworld | Member | 09/01/1999 | ||
| Iberia Regional | Oneworld | Member | 09/01/1999 | ||
| Iberia Express | Oneworld | Member | 09/01/1999 | ||
| Japan Airlines | Oneworld | Member | 04/01/2007 | American Airlines | |
| Fiji Airways | Oneworld | Connect partner | 06/03/2018 | ||
| Fiji Link | Oneworld | Connect partner | 06/03/2018 | ||
| Aer Lingus | Oneworld | Member | 06/01/2000 | 04/01/2007 |