Onur Air (Onur Air Tasimacilik A.S.) is an airline based in Istanbul, Turkey. It operates charter services throughout Europe, as well as scheduled domestic services since deregulation of the local airline market. Its main base is Ataturk International Airport, Istanbul.The airline was established in 1992 and started operations in May 1992. It began with two leased Airbus A320 aircraft. In 2003 it launched its low-fare domestic services.