Sheremetyevo International Airport (IATA: SVO, ICAO: UUEE) is an international airport located in Khimki, Moscow Oblast, Russia, 29 km (18 mi) northwest of central Moscow. It is a hub for passenger operations of the Russian international airline Aeroflot, and is one of the three major airports that serve Moscow, along with Domodedovo International Airport and Vnukovo International Airport (the IATA city code for Sheremetyevo, Domodedovo, and Vnukovo is MOW). In 2015, the airport handled 31,612,402 passengers and 256,104 aircraft movements, making the airport the busiest of the Russian Federation.