Kuala Lumpur International Airport (KLIA) (IATA: KUL, ICAO: WMKK) is Malaysia's main international airport and a Southeast Asian airport. It costed US$3.5 billions to build. It is in Sepang district of Selangor. It is located approximately 45 kilometres (28 mi) from Kuala Lumpur and serves the Greater Klang Valley conurbation.
It is the major hub of Malaysia Airlines, MASkargo, AirAsia, AirAsia X, Malindo Air and Department of Civil Aviation (DCA).