Mexicana joined the oneworld alliance in 2009, and left in 2010 following its bankruptcy on August 28, 2010. For a long time the Oneworld website listed it as an 'inactive member', but this was removed in 2017.
Notes 1Merged with United Airlines, a Star Alliance founding member. 2Merged with American Airlines, a Oneworld founding member. 3As Connecting Partner before closure. 4Renamed as LATAM Airlines Brazil and LATAM Airlines Paraguay 2 years after leave the alliance.