Flight Netaji Subhas Chandra Bose International Airport departs from Kolkata Netaji Subhas Chandra Bose International Airport at 05:25 and arrives at Guwahati Lokpriya Gopinath Bordoloi International Airport at 06:40.
The flighttime is about 1h 15m. The distance travelled ("as the bird flies"): 349 Km. So the average speed is roughly 279 Km.
The best day to arrive at Kolkata is Friday and it would be best to avoid Sunday, as prices are on average 136.59% higher than on Friday. (Average prices, based on 195958 datapoints.)
We have a lot more statistics for flights I5 541 and between Kolkata and Guwahati.