Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 19:30 and arrives at Chennai Chennai International Airport at 22:25.
The flighttime is about 2h 55m. The distance travelled ("as the bird flies"): 479 Km. So the average speed is roughly 164 Km.
The best day to arrive at Delhi is Monday and it would be best to avoid Wednesday, as prices are on average 161.52% higher than on Monday. (Average prices, based on 660663 datapoints.)
We have a lot more statistics for flights 6E 5041 and between Delhi and Chennai.