Flight Chhatrapati Shivaji International Airport departs from Mumbai Chhatrapati Shivaji International Airport at 09:20 and arrives at Chennai Chennai International Airport at 11:20.
The flighttime is about 2h 00m. The distance travelled ("as the bird flies"): 827 Km. So the average speed is roughly 414 Km.
The best day to arrive at Mumbai is Saturday and it would be best to avoid Sunday, as prices are on average 196.34% higher than on Saturday. (Average prices, based on 523148 datapoints.)
We have a lot more statistics for flights 6E 425 and between Mumbai and Chennai.