Cheap flights from Kolkata to Southeast Asia from £88

The month of August is, on average, the cheapest month to fly to Southeast Asia from Kolkata, with most prices found around £31. If you are unable to visit Southeast Asia during the month of August, then departing from Kolkata during the month July is also very affordable. Most momondo users find prices during this month for around £39.

Our data shows that Thursday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as £124. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Southeast Asia on Monday is £236.

Fly from Kolkata Netaji S. Chandra to Bangkok Suvarnabhumi for the best Kolkata Netaji S. Chandra - Southeast Asia flight prices

You are more likely to see cheaper flights to Southeast Asia from Kolkata when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around £152 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Kolkata for as low as £132 on momondo.

There are 2 cabin classes available to choose from on Kolkata to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Kolkata to Southeast Asia.

The number of flights available between Kolkata and Southeast Asia is 12 per day as of June 2026. The most frequent departure time is 02:00, with 48% of daily flights leaving in the evening.

As of June 2026, there are 88 flights per week flying from Kolkata to Southeast Asia. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.