Flight Boryspil International Airport departs from Kiev Boryspil International Airport at 19:10 and arrives at Yerevan Zvartnots International Airport at 22:50.
The flighttime is about 2h 40m. The distance travelled ("as the bird flies"): 1746 Km. So the average speed is roughly 655 Km.
There is an 1 hour time difference between Kiev and Yerevan