 In January 2017, Air Berlin announced a much diminished route network for the upcoming 2017 season, with nearly all leisure routes either transferred to Niki or cancelled altogether.Additionally, some domestic and European metropolitan routes were dropped; the remaining network focuses on the hubs at Berlin Tegel Airport and Düsseldorf Airport.Due to ongoing bankruptcy proceedings, all Caribbean destinations were terminated in September 2017 and the remaining long-haul routes were terminated on 15 October 2017.