Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 13:50 and arrives at Dehradun Dehradun Airport at 14:45.
The flighttime is about 0h 55m. The distance travelled ("as the bird flies"): 125 Km. So the average speed is roughly 136 Km.
The best day to arrive at Delhi is Tuesday and it would be best to avoid Sunday, as prices are on average 201.62% higher than on Tuesday. (Average prices, based on 86509 datapoints.)
We have a lot more statistics for flights UK 617 and between Delhi and Dehradun.