AirAsia X has signed a commercial marketing agreement with Air Busan, so that it can offer special fares to Jeju Island from Busan. AirAsia X commenced its first flight into Busan from Kuala Lumpur on 15 July 2013 with four weekly flights into the city. This marketing agreement gives AirAsia X's passengers the option to travel on to Jeju Island at a discounted fare.