Domodedovo Airport officially opened In May 1965 and is the busiest airport in Russia and the former USSR. Lying just south east of central Moscow, it is named after the town of Domodedovo, on the territory of which it is located and it is one of three major airports to serve the Russian capital along with Sheremetyevo and Vnukovo. The airport was officially opened in 1965 and is now serviced by three runways and one terminal. The terminal is currently being expanded and, when completed, will be twice the size of Terminal 5 at London Heathrow. Domodedovo became Russia's first ISO certified environmentally friendly airport in 2003.