The best month to fly between Bangalore and Kolkata is August and the most expensive month to fly is March. (Average prices, based on 549 datapoints.)
The best day to arrive at Bangalore is Friday and it would be best to avoid Thursday, as prices are on average 298.3% higher than on Friday. (Average prices, based on 360220 datapoints.)
The best time to fly is at around 20. (Average prices, based on 634 datapoints.)