Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 11:00 and arrives at Srinagar Srinagar International Airport at 12:30.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 298 Km. So the average speed is roughly 199 Km.
The best day to arrive at Delhi is Wednesday and it would be best to avoid Thursday, as prices are on average 150.72% higher than on Wednesday. (Average prices, based on 891022 datapoints.)
We have a lot more statistics for flights I5 1336 and between Delhi and Srinagar.