Flight Chhatrapati Shivaji International Airport departs from Mumbai Chhatrapati Shivaji International Airport at 17:10 and arrives at Chennai Chennai International Airport at 19:05.
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 Monday and it would be best to avoid Sunday, as prices are on average 106.47% higher than on Monday. (Average prices, based on 674157 datapoints.)
We have a lot more statistics for flights AI 639 and between Mumbai and Chennai.