Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 17:15 and arrives at Mumbai Chhatrapati Shivaji International Airport at 19:25.
The flighttime is about 2h 10m. The distance travelled ("as the bird flies"): 544 Km. So the average speed is roughly 251 Km.
The best day to arrive at Delhi is Saturday and it would be best to avoid Monday, as prices are on average 130.28% higher than on Saturday. (Average prices, based on 4737276 datapoints.)
We have a lot more statistics for flights 6E 864 and between Delhi and Mumbai.
THB