Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 11:00 and arrives at Mumbai Chhatrapati Shivaji International Airport at 13:25.
The flighttime is about 2h 25m. The distance travelled ("as the bird flies"): 544 Km. So the average speed is roughly 225 Km.
The best month to arrive at Delhi is August and the most expensive month to fly is June. (Average prices, based on 1699 datapoints.)
We have a lot more statistics for flights AI 2425 and between Delhi and Mumbai.