February is by far the best month, wherein you can get cheapest flights for Bangkok to Kolkata. Meanwhile, May is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
One Way Fare February- During this month the footfall is less so, the flight is gradually inexpensive.
Round Trip Fare February - is the cheapest month to book round trip flights.
Cheapest Fare- Currently, this is the fare price based on the current demand.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.
Bangkok
05:50
Suvarnabhumi Airport [BKK]
Fri , 16 Jan 2026
Kolkata
07:20
Netaji Subhash Chandra Bose International Airport [CCU]
Fri, 16 Jan 2026
Bangkok
06:30
Suvarnabhumi Airport [BKK]
Fri , 16 Jan 2026
Kolkata
07:45
Netaji Subhash Chandra Bose International Airport [CCU]
Fri, 16 Jan 2026
Bangkok
17:05
Suvarnabhumi Airport [BKK]
Fri , 16 Jan 2026
Kolkata
11:00
Netaji Subhash Chandra Bose International Airport [CCU]
Sat, 17 Jan 2026
Bangkok
05:30
Suvarnabhumi Airport [BKK]
Fri , 16 Jan 2026
Kolkata
06:50
Netaji Subhash Chandra Bose International Airport [CCU]
Fri, 16 Jan 2026
Bangkok
15:10
Suvarnabhumi Airport [BKK]
Fri , 16 Jan 2026
Kolkata
23:15
Netaji Subhash Chandra Bose International Airport [CCU]
Fri, 16 Jan 2026
Bangkok
23:35
Suvarnabhumi Airport [BKK]
Fri , 16 Jan 2026
Kolkata
00:40
Netaji Subhash Chandra Bose International Airport [CCU]
Sat, 17 Jan 2026
Bangkok
22:30
Suvarnabhumi Airport [BKK]
Fri , 16 Jan 2026
Kolkata
23:50
Netaji Subhash Chandra Bose International Airport [CCU]
Fri, 16 Jan 2026
Bangkok
17:05
Suvarnabhumi Airport [BKK]
Fri , 16 Jan 2026
Kolkata
23:10
Netaji Subhash Chandra Bose International Airport [CCU]
Fri, 16 Jan 2026
Bangkok
02:00
Suvarnabhumi Airport [BKK]
Fri , 16 Jan 2026
Kolkata
18:50
Netaji Subhash Chandra Bose International Airport [CCU]
Fri, 16 Jan 2026
To crack the better offer on Bangkok to Kolkata flights, it’s better to make advanced bookings at least few weeks prior of your intended date because price might rise eventually due to the delay.
Weekdays are the best day to get low-cost flight tickets from Bangkok to Kolkata. However, it depends on a certain factor. If the demand is high and festivals are there, then prices could be a little high.
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