Flight International Airport departs from Dubai International Airport at 01:15 and arrives at Lucknow Chaudhary Charan Singh Airport at 06:40.
The flighttime is about 3h 55m. The distance travelled ("as the bird flies"): 2838 Km. So the average speed is roughly 725 Km.
There is an 1.5 hour time difference between Dubai and Lucknow