Flight Netaji Subhas Chandra Bose International Airport departs from Kolkata Netaji Subhas Chandra Bose International Airport at 03:00 and arrives at Mumbai Chhatrapati Shivaji International Airport at 05:35.
The flighttime is about 2h 35m. The distance travelled ("as the bird flies"): 1733 Km. So the average speed is roughly 671 Km.
The best day to arrive at Kolkata is Friday and it would be best to avoid Tuesday, as prices are on average 537.39% higher than on Friday. (Average prices, based on 254533 datapoints.)
We have a lot more statistics for flights SG 142 and between Kolkata and Mumbai.