Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 17:55 and arrives at Patna Lok Nayak Jayaprakash Airport at 19:35.
The flighttime is about 1h 40m. The distance travelled ("as the bird flies"): 888 Km. So the average speed is roughly 533 Km.
The best day to arrive at Delhi is Monday and it would be best to avoid Friday, as prices are on average 141.83% higher than on Monday. (Average prices, based on 512943 datapoints.)
We have a lot more statistics for flights 6E 2695 and between Delhi and Patna.