Flight Warsaw Chopin Airport departs from Warsaw Warsaw Chopin Airport at 23:00 and arrives at Bucharest Bucharest Henri Coanda International Airport at 01:50.
The flighttime is about 1h 50m. The distance travelled ("as the bird flies"): 961 Km. So the average speed is roughly 524 Km.
There is an 1 hour time difference between Warsaw and Bucharest