The best month to arrive at Kolkata is August and the most expensive month to fly is December. (Average prices, based on 1069 datapoints.)
The best day to arrive at Kolkata is Thursday and it would be best to avoid Tuesday, as prices are on average 46.46% higher than on Thursday. (Average prices, based on 363 datapoints.)
The cheapest airline flying to Kolkata is Biman Bangladesh Airlines. They are 50% cheaper than Thai AirAsia. (Average prices, based on 1143 datapoints.)
At Kolkata the most flights depart around 21:00. (Hourly flights, based on 1279 datapoints.)
From Kolkata it is on average the cheapest to fly to Guwahati and to Hyderabad. (Average prices, based on 396 datapoints.)
From Kolkata most of the flights depart to Delhi, second best connected from Kolkata is Guwahati. (Daily flights, based on 91 datapoints.)