Flight Sheremetyevo International Airport departs from Moscow Sheremetyevo International Airport at 21:15 and arrives at Bangkok Suvarnabhumi Airport at 10:30.
The flighttime is about 9h 15m. The distance travelled ("as the bird flies"): 6765 Km. So the average speed is roughly 731 Km.
There is an 4 hour time difference between Moscow and Bangkok