Aer Lingus (EI, Dublin International) has announced it will leave oneworld alliance later this year, it will continue to codeshare with some of its current alliance partners. It has also planned a further network expansion for the winter timetable period: Cork-Lanzarote: 2x weekly A320-200 service starting on October 31 Cork-Madrid: 3x weekly A320-200 service starting on October 31 Cork-Prague: 3x weekly A320-200 service starting on October 29 Dublin-Newcastle: daily A320-200 service starting on October 29 Dublin-Turin: 3x weekly A320-200 service starting on October 29