Flight Chhatrapati Shivaji International Airport departs from Mumbai Chhatrapati Shivaji International Airport at 20:00 and arrives at Kolkata Netaji Subhas Chandra Bose International Airport at 22:45.
The flighttime is about 2h 45m. The distance travelled ("as the bird flies"): 1733 Km. So the average speed is roughly 630 Km.
The best day to arrive at Mumbai is Wednesday and it would be best to avoid Monday, as prices are on average 211.47% higher than on Wednesday. (Average prices, based on 625464 datapoints.)
We have a lot more statistics for flights AI 776 and between Mumbai and Kolkata.