Modibo Keita International Airport (IATA: BKO, ICAO: GABS) (formerly Bamako–Sénou International Airport) is Mali's main airport located approximately 15 kilometres south of downtown Bamako, the capital of Mali in West Africa. It is the country's only international airport. Bamako-Sénou Airport was opened to traffic in 1974. The airport was upgraded between 2007 and 2012 in a US$181 million project funded by the Millennium Challenge Corporation, a United States foreign aid agency. It is managed by Aéroports du Mali (ADM). Its operations are overseen by the Malian Ministry of Equipment and Transport. Bamako–Sénou International Airport is adjacent to Air Base 101, which is used by the Mali Air Force.