Flight Indira Gandhi International Airport departs from Delhi Indira Gandhi International Airport at 17:40 and arrives at Lucknow Chaudhary Charan Singh Airport at 19:00.
The flighttime is about 1h 20m. The distance travelled ("as the bird flies"): 421 Km. So the average speed is roughly 316 Km.
The best day to arrive at Delhi is Tuesday and it would be best to avoid Sunday, as prices are on average 70.53% higher than on Tuesday. (Average prices, based on 658605 datapoints.)
We have a lot more statistics for flights 6E 2258 and between Delhi and Lucknow.