Flight Chhatrapati Shivaji International Airport departs from Mumbai Chhatrapati Shivaji International Airport at 08:30 and arrives at Chennai Chennai International Airport at 10:25.
The flighttime is about 1h 55m. The distance travelled ("as the bird flies"): 827 Km. So the average speed is roughly 431 Km.
The best day to arrive at Mumbai is Wednesday and it would be best to avoid Sunday, as prices are on average 84.67% higher than on Wednesday. (Average prices, based on 673882 datapoints.)
We have a lot more statistics for flights 6E 683 and between Mumbai and Chennai.