 The airline has codeshares with Oneworld, Star Alliance and SkyTeam members, as well as interline agreements with Etihad Airways, JetBlue Airways and United Airlines.Aer Lingus has a hybrid business model, operating a mixed fare service on its European routes and full service, two-class flights on transatlantic routes.Ryanair owned over 29% of Aer Lingus stock and the Irish state owned over 25% before being bought out by IAG in 2015.