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Cheap flights from Kolkata to Bangkok from $114 CCU → BKK, DMK

Netaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)

The cheapest return found recently is $230 with Thai Vietjet Air, 14 Jan 2027 – 18 Jan 2027, found 2 days ago. The cheapest one-way found recently is $114 with Thai Vietjet Air, 15 Feb 2027, found 2 days ago.

Cheapest one-way found recently
$114, Thai Vietjet Air, found 2 days ago
Cheapest return found recently
$230, 14 Jan 2027 to 18 Jan 2027
Usual return price
$248 to $276
Cheapest month to fly
February 2027, return fares from $226 found in the last 7 days
Airlines with nonstop flights
THAI Airways, Thai Vietjet Air, Thai AirAsia, IndiGo, Bhutan Airlines
Shortest nonstop flight found
2 h 35 min

Return

The cheapest return fare on each of 11 departure dates is usually $248 to $276.

Cheapest return found recently

$230

14 Jan 2027 – 18 Jan 2027 · Thai Vietjet Air

Netaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)

Leaves 12:50 a.m. · Return leaves 10:30 p.m. · 5 h 25 min of travel, both ways together

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

Cheapest nonstop return

$230

14 Jan 2027 – 18 Jan 2027 · Thai Vietjet Air

Netaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)

Leaves 12:50 a.m. · Return leaves 10:30 p.m. · 5 h 25 min of travel, both ways together

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

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Found recently, and the cheapest we hold

Cheapest found recently $230 14 Jan 2027 – 18 Jan 2027found 2 days agoSee prices for these dates

Cheapest we hold, of any age $226 4 Feb 2027 – 10 Feb 2027found 7 days agoSee prices for these dates

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $168 to $256.

$230, the cheapest return found recently, sits here in that range of $168 to $256.

Those were the prices on those days, not today's.

Is this a good return price?

Compared with the cheapest return fare on each of 11 departure dates from 4 Dec to 15 Feb 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

No. We hold 4-night return fares on 2 other departure dates within 3 days of 14 Jan 2027, and none is cheaper.

Every date we hold

189 fares on 11 departure dates

4 Dec – 9 Dec: $313, found 6 days ago2 Jan 2027 – 16 Jan 2027: $258, found 2 days ago4 Jan 2027 – 25 Jan 2027: $246, found 2 days ago7 Jan 2027 – 21 Jan 2027: $288, found 2 days ago12 Jan 2027 – 16 Jan 2027: $278, found 2 days ago13 Jan 2027 – 13 Jan 2027: $274, found 2 days ago14 Jan 2027 – 18 Jan 2027: $230, found 2 days ago15 Jan 2027 – 18 Jan 2027: $272, found 2 days ago4 Feb 2027 – 10 Feb 2027: $226, found 7 days ago11 Feb 2027 – 11 Feb 2027: $266, found 4 days ago15 Feb 2027 – 16 Feb 2027: $250, found 2 days agoDecJanFeb
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
4 Dec – 9 Dec$313IndiGoNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 6 days agoSee prices for these dates
2 Jan 2027 – 16 Jan 2027$258Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
4 Jan 2027 – 25 Jan 2027$246Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
7 Jan 2027 – 21 Jan 2027$288Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
12 Jan 2027 – 16 Jan 2027$278Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
13 Jan 2027 – 13 Jan 2027$274Thai AirAsiaNetaji Subhas Chandra Bose Airport (CCU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
14 Jan 2027 – 18 Jan 2027$230Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
15 Jan 2027 – 18 Jan 2027$272IndiGoNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
4 Feb 2027 – 10 Feb 2027$226Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 7 days agoSee prices for these dates
11 Feb 2027 – 11 Feb 2027$266Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 4 days agoSee prices for these dates
15 Feb 2027 – 16 Feb 2027$250Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Which month looks cheapest?

February 2027 is the cheapest month — from $226.

December 2026From $3131 departure date4 Dec – 9 Dec · found 6 days agoSee prices for these dates
January 2027From $2307 departure dates14 Jan 2027 – 18 Jan 2027 · found 2 days agoSee prices for these datesEvery date in January 2027
February 2027From $226Cheapest seen3 departure dates4 Feb 2027 – 10 Feb 2027 · found 7 days agoSee prices for these dates

One-way

The cheapest one-way fare on each of 12 departure dates is usually $116 to $150.

Cheapest one-way found recently

$114

15 Feb 2027 · Thai Vietjet Air

Netaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)

Leaves 12:50 a.m. · 2 h 35 min trip

nonstop

found 2 days ago

Open this tripCheck today's price

Cheapest nonstop one-way

$114

15 Feb 2027 · Thai Vietjet Air

Netaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)

Leaves 12:50 a.m. · 2 h 35 min trip

nonstop

found 2 days ago

Open this tripCheck today's price

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Found recently, and the cheapest we hold

Cheapest found recently $114 15 Feb 2027found 2 days agoOpen this trip

Cheapest we hold, of any age $99 28 Jan 2027found 4 days agoOpen this trip

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $88 to $119.

$114, the cheapest one-way found recently, sits here in that range of $88 to $119.

Those were the prices on those days, not today's.

Is this a good one-way price?

Compared with the cheapest one-way fare on each of 12 departure dates from 15 Dec to 12 Apr 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 15 Feb 2027 to compare.

Every date we hold

12 fares on 12 departure dates

15 Dec: $116, found 7 days ago31 Dec: $116, found 3 days ago4 Jan 2027: $109, found 5 days ago6 Jan 2027: $149, found 5 days ago13 Jan 2027: $154, found 6 days ago20 Jan 2027: $154, found 6 days ago26 Jan 2027: $116, found 3 days ago28 Jan 2027: $99, found 4 days ago10 Feb 2027: $142, found 5 days ago11 Feb 2027: $126, found 4 days ago15 Feb 2027: $114, found 2 days ago12 Apr 2027: $168, found 3 days agoDecJanFebApr
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
15 Dec$116Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)stops unknownfound 7 days agoOpen this trip
31 Dec$116Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)nonstopfound 3 days agoOpen this trip
4 Jan 2027$109Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)nonstopfound 5 days agoOpen this trip
6 Jan 2027$149Thai AirAsiaNetaji Subhas Chandra Bose Airport (CCU) → Don Mueang International Airport (DMK)nonstopfound 5 days agoOpen this trip
13 Jan 2027$154Thai AirAsiaNetaji Subhas Chandra Bose Airport (CCU) → Don Mueang International Airport (DMK)nonstopfound 6 days agoOpen this trip
20 Jan 2027$154Thai AirAsiaNetaji Subhas Chandra Bose Airport (CCU) → Don Mueang International Airport (DMK)nonstopfound 6 days agoOpen this trip
26 Jan 2027$116Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)nonstopfound 3 days agoOpen this trip
28 Jan 2027$99Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)nonstopfound 4 days agoOpen this trip
10 Feb 2027$142Thai AirAsiaNetaji Subhas Chandra Bose Airport (CCU) → Don Mueang International Airport (DMK)nonstopfound 5 days agoOpen this trip
11 Feb 2027$126Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)nonstopfound 4 days agoOpen this trip
15 Feb 2027$114Thai Vietjet AirNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)nonstopfound 2 days agoOpen this trip
12 Apr 2027$168THAI AirwaysNetaji Subhas Chandra Bose Airport (CCU) → Suvarnabhumi Airport (BKK)nonstopfound 3 days agoOpen this trip

Which month looks cheapest?

January 2027 is the cheapest month — from $99.

December 2026From $1162 departure dates15 Dec · found 7 days agoOpen this trip
January 2027From $99Cheapest seen6 departure dates28 Jan 2027 · found 4 days agoOpen this tripEvery date in January 2027
February 2027From $1143 departure dates15 Feb 2027 · found 2 days agoOpen this trip
April 2027From $1681 departure date12 Apr 2027 · found 3 days agoOpen this trip

Premium cabin fares from Kolkata to Bangkok

We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.

How far ahead were prices cheapest for Kolkata to Bangkok?

Return

Fares 60 to 89 days before departure were typically 29% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$335$253+42%24
7–13 days$337$266+43%20
14–29 days$260$202+10%37
30–59 days$258$202+9%46
60–89 days$236$224Cheapest seen49
90–179 days$252$226+7%34

One-way

Fares 60 to 89 days before departure were typically 19% lower than 7 to 13 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — one way, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
7–13 days$127$116+23%7
14–29 days$116$88+13%15
30–59 days$119$89+16%34
60–89 days$103$91Cheapest seen47
90–179 days$109$90+6%49
180+ days$145$92+41%33

Live price for these dates

The cheapest return found recently is for 14 Jan 2027 – 18 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.

Questions about this trip

How much is a return flight from Kolkata to Bangkok?

The cheapest return found recently is $230 with Thai Vietjet Air, 14 Jan 2027 to 18 Jan 2027, found 2 days ago. The cheapest return we hold, of any age, is $226 with Thai Vietjet Air, 4 Feb 2027 to 10 Feb 2027, found 7 days ago. The cheapest return fare on each of 11 departure dates is usually $248 to $276.

How much is a one-way flight from Kolkata to Bangkok?

The cheapest one-way found recently is $114 with Thai Vietjet Air, 15 Feb 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $99 with Thai Vietjet Air, 28 Jan 2027, found 4 days ago. The cheapest one-way fare on each of 12 departure dates is usually $116 to $150.

What is the cheapest month to fly from Kolkata to Bangkok?

February 2027 is the cheapest month for a return, from $226, 4 Feb 2027 to 10 Feb 2027, found 7 days ago. January 2027 is the cheapest month for a one-way, from $99, 28 Jan 2027, found 4 days ago.

How far ahead should I book a flight from Kolkata to Bangkok?

In 49 days of prices between 24 Sept and 11 Nov, return fares 60 to 89 days before departure were typically 29% lower than 0 to 6 days before departure. One-way fares 60 to 89 days before departure were typically 19% lower than 7 to 13 days before departure.

Is there a direct flight from Kolkata to Bangkok?

Yes, the cheapest nonstop return found recently is $230 with Thai Vietjet Air, 14 Jan 2027 to 18 Jan 2027, found 2 days ago. The cheapest nonstop one-way found recently is $114 with Thai Vietjet Air, 15 Feb 2027, found 2 days ago.

How long is the flight from Kolkata to Bangkok?

The cheapest nonstop one-way found recently, with Thai Vietjet Air on 15 Feb 2027, takes 2 h 35 min from Netaji Subhas Chandra Bose Airport (CCU) to Suvarnabhumi Airport (BKK).

Which airlines have the cheapest flights from Kolkata to Bangkok?

Between 4 Dec and 15 Feb 2027, Thai Vietjet Air has the cheapest return on 8 of the 11 departure dates we hold, IndiGo on 2 and Thai AirAsia on 1. Between 15 Dec and 12 Apr 2027, Thai Vietjet Air has the cheapest one-way on 7 of the 12 departure dates we hold, Thai AirAsia on 4 and THAI Airways on 1.

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work