Flight Netaji Subhas Chandra Bose International Airport departs from Kolkata Netaji Subhas Chandra Bose International Airport at 05:15 and arrives at Chennai Chennai International Airport at 07:30.
The flighttime is about 2h 15m. The distance travelled ("as the bird flies"): 923 Km. So the average speed is roughly 410 Km.
The best day to arrive at Kolkata is Friday and it would be best to avoid Tuesday, as prices are on average 64.96% higher than on Friday. (Average prices, based on 180864 datapoints.)
We have a lot more statistics for flights 6E 989 and between Kolkata and Chennai.