The nearest airport is in Sheremetyevo Airport (SVO), located 22.4 mi (36 km) from the city centre. If you can't find a flight that works for your travel itinerary, you can also fly into Podolsk (OSF-Ostafyevo), which is 13.8 mi (22.2 km) away.
Catch a ride on the metro at Kolomenskaya Station for ease of access to the rest of the city.