This morning, the Ministry of Defense of Russia reported that another UAV was detected in Moscow oblast. Due to this, they closed the whole airspace over Moscow and all Moscow airports.
Planes are flying bypassing Moscow in the morning of August 21, 2023 / Flightradar24
As a consequence, at the moment all planes, which are flying to Turkey/Georgia/Egypt, etc. from Belarus, bypass Moscow, and this adds 30 minutes to the flight time. Moreover, a plane of the Aeroflot flight that left Minsk for Moscow in the morning turned around on approach and flew back to Minsk.