Flight Chhatrapati Shivaji International Airport departs from Mumbai Chhatrapati Shivaji International Airport at 08:30 and arrives at Delhi Indira Gandhi International Airport at 10:35.
The flighttime is about 2h 05m. The distance travelled ("as the bird flies"): 544 Km. So the average speed is roughly 261 Km.
The best day to arrive at Mumbai is Saturday and it would be best to avoid Friday, as prices are on average 173.88% higher than on Saturday. (Average prices, based on 6651902 datapoints.)
We have a lot more statistics for flights 6E 355 and between Mumbai and Delhi.