Soewondo Air Force Base

Soewondo Air Force Base is the former Polonia International Airport which was the principal airport serving Medan, North Sumatra, Indonesia, about 2 km from the downtown, and used to serve flights to several Indonesian and Malaysian cities, along with a flight to Singapore and Thailand. Previous international flights had been opened to Hong Kong, Taipei, Amsterdam, Phuket, Chennai, Johor Bahru, Malacca and Ipoh.At the end of its service as civil airport, Polonia was the fourth largest airport in Indonesia after Soekarno–Hatta, Juanda, and Ngurah Rai, in terms of passenger numbers. Passenger service charges for each departed through domestic terminal was IDR 35,000 and IDR 75,000 for international terminal.All flights and services from this airport shifted to Kuala Namu International Airport on 25 July 2013. Following the airport's opening, Polonia's ICAO code is changed from WIMM to WIMK, since WIMM is assigned for Kuala Namu.