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Bangkok to Colombo BKK, DMK → CMB

Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)

The cheapest return found recently is $329 with Thai AirAsia, 7 Jan 2027 – 24 Jan 2027, found today.

Return

The cheapest return fare on each of 26 departure dates is usually $338 to $376.

Cheapest return found recently

$329

7 Jan 2027 – 24 Jan 2027 · Thai AirAsia

Don Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)

Leaves 8:05 p.m. · Return leaves 11:00 p.m. · 6 h 50 min of travel, both ways together

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

Cheapest nonstop return

$329

7 Jan 2027 – 24 Jan 2027 · Thai AirAsia

Don Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)

Leaves 8:05 p.m. · Return leaves 11:00 p.m. · 6 h 50 min of travel, both ways together

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

Every nonstop date from Bangkok to Colombo

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Found recently, and the cheapest we hold

Cheapest found recently $329 7 Jan 2027 – 24 Jan 2027found todaySee prices for these dates

Cheapest we hold, of any age $328 27 Jan 2027 – 26 Feb 2027found 3 days agoSee prices for these dates

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $293 to $330.

$329, the cheapest return found recently, sits here in that range of $293 to $330.

25 days is a short history, so treat this range as an early guide.

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 26 departure dates from 20 Nov to 6 May 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 17-night return fares leaving within 3 days of 7 Jan 2027 to compare.

Every date we hold

268 fares on 26 departure dates

20 Nov – 10 Dec: $370, found 6 days ago24 Nov – 7 Dec: $371, found 5 days ago28 Nov – 9 Dec: $359, found 3 days ago3 Dec – 18 Dec: $396, found 2 days ago5 Dec – 14 Jan 2027: $364, found 7 days ago14 Dec – 29 Dec: $418, found 5 days ago15 Dec – 29 Dec: $396, found 4 days ago16 Dec – 7 Jan 2027: $409, found 3 days ago18 Dec – 8 Jan 2027: $351, found 3 days ago19 Dec – 15 Jan 2027: $381, found 6 days ago3 Jan 2027 – 5 Jan 2027: $399, found 6 days ago7 Jan 2027 – 24 Jan 2027: $329, found today20 Jan 2027 – 6 Feb 2027: $338, found 16 hours ago22 Jan 2027 – 6 Feb 2027: $338, found yesterday23 Jan 2027 – 31 Jan 2027: $331, found 2 days ago27 Jan 2027 – 26 Feb 2027: $328, found 3 days ago7 Feb 2027 – 14 Feb 2027: $341, found 4 days ago11 Feb 2027 – 24 Feb 2027: $346, found 3 days ago15 Feb 2027 – 15 Feb 2027: $377, found 4 days ago23 Feb 2027 – 5 Mar 2027: $341, found 3 days ago24 Feb 2027 – 7 Mar 2027: $329, found 3 days ago25 Feb 2027 – 8 Mar 2027: $329, found 3 days ago10 Mar 2027 – 25 Mar 2027: $340, found 18 hours ago11 Mar 2027 – 26 Mar 2027: $356, found 3 days ago12 Mar 2027 – 26 Mar 2027: $355, found 3 days ago6 May 2027 – 20 May 2027: $362, found 2 days agoNovDecJanFebMarMay
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Nov – 10 Dec$370Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back 1 stopfound 6 days agoSee prices for these dates
24 Nov – 7 Dec$371Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 5 days agoSee prices for these dates
28 Nov – 9 Dec$359Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 3 days agoSee prices for these dates
3 Dec – 18 Dec$396Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 2 days agoSee prices for these dates
5 Dec – 14 Jan 2027$364Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 7 days agoSee prices for these dates
14 Dec – 29 Dec$418VietjetSuvarnabhumi Airport (BKK) → Bandaranaike International Airport (CMB)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
15 Dec – 29 Dec$396Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back 1 stopfound 4 days agoSee prices for these dates
16 Dec – 7 Jan 2027$409VietjetSuvarnabhumi Airport (BKK) → Bandaranaike International Airport (CMB)out 1 stop, back nonstopfound 3 days agoSee prices for these dates
18 Dec – 8 Jan 2027$351Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 3 days agoSee prices for these dates
19 Dec – 15 Jan 2027$381Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 6 days agoSee prices for these dates
3 Jan 2027 – 5 Jan 2027$399Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 6 days agoSee prices for these dates
7 Jan 2027 – 24 Jan 2027$329Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound todaySee prices for these dates
20 Jan 2027 – 6 Feb 2027$338Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 16 hours agoSee prices for these dates
22 Jan 2027 – 6 Feb 2027$338Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound yesterdaySee prices for these dates
23 Jan 2027 – 31 Jan 2027$331Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 2 days agoSee prices for these dates
27 Jan 2027 – 26 Feb 2027$328Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 3 days agoSee prices for these dates
7 Feb 2027 – 14 Feb 2027$341Air IndiaSuvarnabhumi Airport (BKK) → Bandaranaike International Airport (CMB)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
11 Feb 2027 – 24 Feb 2027$346Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 3 days agoSee prices for these dates
15 Feb 2027 – 15 Feb 2027$377SriLankan AirlinesSuvarnabhumi Airport (BKK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 4 days agoSee prices for these dates
23 Feb 2027 – 5 Mar 2027$341Air IndiaSuvarnabhumi Airport (BKK) → Bandaranaike International Airport (CMB)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
24 Feb 2027 – 7 Mar 2027$329Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 3 days agoSee prices for these dates
25 Feb 2027 – 8 Mar 2027$329Thai AirAsiaDon Mueang International Airport (DMK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 3 days agoSee prices for these dates
10 Mar 2027 – 25 Mar 2027$340Air IndiaSuvarnabhumi Airport (BKK) → Bandaranaike International Airport (CMB)out 1 stop, back 1 stopfound 18 hours agoSee prices for these dates
11 Mar 2027 – 26 Mar 2027$356Air IndiaSuvarnabhumi Airport (BKK) → Bandaranaike International Airport (CMB)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
12 Mar 2027 – 26 Mar 2027$355Air IndiaSuvarnabhumi Airport (BKK) → Bandaranaike International Airport (CMB)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
6 May 2027 – 20 May 2027$362THAI AirwaysSuvarnabhumi Airport (BKK) → Bandaranaike International Airport (CMB)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Which month looks cheapest?

January 2027 is the cheapest month — from $328.

November 2026From $3593 departure dates28 Nov – 9 Dec · found 3 days agoSee prices for these dates
December 2026From $3517 departure dates18 Dec – 8 Jan 2027 · found 3 days agoSee prices for these datesEvery date in December 2026
January 2027From $328Cheapest seen6 departure dates27 Jan 2027 – 26 Feb 2027 · found 3 days agoSee prices for these dates
February 2027From $3296 departure dates24 Feb 2027 – 7 Mar 2027 · found 3 days agoSee prices for these dates
March 2027From $3403 departure dates10 Mar 2027 – 25 Mar 2027 · found 18 hours agoSee prices for these dates
May 2027From $3621 departure date6 May 2027 – 20 May 2027 · found 2 days agoSee prices for these dates

Airlines on the cheapest dates: Thai AirAsia, Air India, Vietjet, SriLankan Airlines, THAI Airways.

Premium cabin fares from Bangkok to Colombo

Return

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

Today's prices for 7 Jan 2027 – 24 Jan 2027 in another cabin: Premium economy · Business · First

One-way

Business

The lowest business fare we have seen is $587, across 2 departure dates.

11 Dec · BKK → CMB · Air India

1 stop · via DEL · 15 h connection

found 6 days ago

See prices for these datesCheck today's price

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How far ahead were prices cheapest for Bangkok to Colombo?

Return

The cheapest fares were 7 to 13 days before departure.

From the cheapest return each day between 24 Sept and 18 Oct (25 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$326$311+1%10
7–13 days$324$311Cheapest seen14
14–29 days$337$323+4%14
30–59 days$337$323+4%25
60–89 days$374$351+15%25
90–179 days$327$293+1%25
180+ days$333$321+3%20

Could a nearby airport be cheaper?

A different airport at either end can change the fare — sometimes a lot.

Return

Pattaya → Colombo

101 km from Bangkok

$785

$456 more than flying from Bangkok

29 Dec – 31 Dec · UTP → CMB · out 2 stops, back 2 stops

found 3 days ago

Check today's price

Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.

Live price for these dates

The cheapest return found recently is for 7 Jan 2027 – 24 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.

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