Flight Chhatrapati Shivaji International Airport departs from Mumbai Chhatrapati Shivaji International Airport at 18:45 and arrives at Patna Lok Nayak Jayaprakash Airport at 21:10.
The flighttime is about 2h 25m. The distance travelled ("as the bird flies"): 1364 Km. So the average speed is roughly 564 Km.
The best day to arrive at Mumbai is Wednesday and it would be best to avoid Tuesday, as prices are on average 243.5% higher than on Wednesday. (Average prices, based on 19437 datapoints.)
We have a lot more statistics for flights 6E 825 and between Mumbai and Patna.