Flight International Airport departs from Minsk International Airport at 23:15 and arrives at Baku Heydar Aliyev International Airport at 03:35.
The flighttime is about 2h 20m. The distance travelled ("as the bird flies"): 2699 Km. So the average speed is roughly 1157 Km.
There is an 2 hour time difference between Minsk and Baku