Flight Netaji Subhas Chandra Bose International Airport departs from Kolkata Netaji Subhas Chandra Bose International Airport at 14:30 and arrives at Delhi Indira Gandhi International Airport at 17:00.
The flighttime is about 2h 30m. The distance travelled ("as the bird flies"): 1262 Km. So the average speed is roughly 505 Km.
The best day to arrive at Kolkata is Thursday and it would be best to avoid Saturday, as prices are on average 49.6% higher than on Thursday. (Average prices, based on 1246854 datapoints.)
We have a lot more statistics for flights 6E 2759 and between Kolkata and Delhi.