Flight Chaudhary Charan Singh Airport departs from Lucknow Chaudhary Charan Singh Airport at 20:20 and arrives at Delhi Indira Gandhi International Airport at 21:25.
The flighttime is about 1h 05m. The distance travelled ("as the bird flies"): 421 Km. So the average speed is roughly 389 Km.
The best day to arrive at Lucknow is Wednesday and it would be best to avoid Monday, as prices are on average 77.5% higher than on Wednesday. (Average prices, based on 336536 datapoints.)
We have a lot more statistics for flights 6E 546 and between Lucknow and Delhi.