Flight Zvartnots International Airport departs from Yerevan Zvartnots International Airport at 04:20 and arrives at Warsaw Warsaw Chopin Airport at 06:15.
The flighttime is about 3h 55m. The distance travelled ("as the bird flies"): 2830 Km. So the average speed is roughly 723 Km.
There is an 2 hour time difference between Yerevan and Warsaw