Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 20:20 and arrives at Bangalore Kempegowda International Airport at 23:05.
The flighttime is about 2h 45m. The distance travelled ("as the bird flies"): 383 Km. So the average speed is roughly 139 Km.
The best day to arrive at Delhi is Wednesday and it would be best to avoid Monday, as prices are on average 262.8% higher than on Wednesday. (Average prices, based on 4111472 datapoints.)
We have a lot more statistics for flights 6E 6515 and between Delhi and Bangalore.