Cheap flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport from £113

CMB — DMK
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to Bangkok Don Mueang Intl are usually found in March or January, booked 78 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

Cheap flight deals from Colombo to Don Mueang Intl

Enter your travel dates to find the best prices.

Cheapest flights from Colombo to Don Mueang Intl

Sun 1/1123:00 -
Nonstop3h 25m
Tue 3/1120:05 -
Nonstop3h 25m
Deal found 30/10£222
Sun 15/1123:00 -
Nonstop3h 25m
Thu 19/1120:05 -
Nonstop3h 25m
Deal found 2/11£224
Thu 19/1123:00 -
Nonstop3h 25m
Tue 24/1120:05 -
Nonstop3h 25m
Deal found 2/11£228
Tue 17/1123:00 -
Nonstop3h 25m
Mon 23/1120:05 -
Nonstop3h 25m
Deal found 1/11£229
Tue 17/1123:00 -
Nonstop3h 25m
Sat 21/1120:05 -
Nonstop3h 25m
Deal found 2/11£234
Wed 18/1123:00 -
Nonstop3h 25m
Tue 24/1120:05 -
Nonstop3h 25m
Deal found 1/11£237
Wed 9/1223:00 -
Nonstop3h 25m
Wed 16/1220:05 -
Nonstop3h 25m
Deal found 29/10£239
Sun 15/1123:00 -
Nonstop3h 25m
Fri 20/1113:40 -
1 stop9h 40m
Deal found 2/11£240
Sat 28/1123:00 -
Nonstop3h 25m
Sat 5/1220:05 -
Nonstop3h 25m
Deal found 31/10£243
Sun 15/1123:00 -
Nonstop3h 25m
Mon 23/1108:35 -
1 stop14h 45m
Deal found 2/11£244
Sun 15/1123:00 -
Nonstop3h 25m
Tue 17/1121:30 -
1 stop13h 25m
Deal found 2/11£248
Tue 17/1123:00 -
Nonstop3h 25m
Sat 21/1112:05 -
1 stop10h 10m
Deal found 2/11£251

Find flight deals from Colombo to Don Mueang Intl

Round-trip from

£222

One-way from

£113

Popular in

July

Cheapest in

March

Average price

£247

Good round-trip deal

£225 or less

Good one-way deal

£129 or less
Thai AirAsia
  • Thai AirAsia
  • 3/12-10/12
  • Nonstop
  • 6h 50m total
  • Colombo to Bangkok
Thai AirAsia
  • Thai AirAsia
  • 13/12-31/12
  • Nonstop
  • 3h 25m total
  • Colombo to Bangkok
Highest demand for flights based on searches. 9% potential increase in price (£17 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from Colombo Bandaranaike Intl to Bangkok Don Mueang Intl.
Price to beat on a one-way flight from Colombo Bandaranaike Intl to Bangkok Don Mueang Intl.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Sat 5/12

23:00-03:55

Nonstop3h 25m

Bangkok Don Mueang Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

£141

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Mon 16/11

21:45-17:00

1 stop17h 45m

Bangkok Don Mueang Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

£160

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Fri 5/2

23:00-03:55

Nonstop3h 25m

Bangkok Don Mueang Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

£160

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Wed 11/11

21:45-17:00

1 stop17h 45m

Bangkok Don Mueang Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

£169

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Fri 27/11

21:45-19:15

1 stop20h 00m

Bangkok Don Mueang Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

£169

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Sat 5/12

21:45-17:00

1 stop17h 45m

Bangkok Don Mueang Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

£196

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Mon 21/12

21:45-12:45

1 stop13h 30m

Bangkok Don Mueang Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

£226

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Fri 5/2

21:45-17:00

1 stop17h 45m

Bangkok Don Mueang Intl

Wed 31/12

00:00-22:30

Nonstop0h 00m

£236

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Thu 26/11

10:25-19:10

1 stop7h 15m

Bangkok Don Mueang Intl

Sun 29/11

20:05-22:00

Nonstop3h 25m

£305

ColomboBangkok

CMB Colombo Bandaranaike Intl - DMK Bangkok Don Mueang Intl

CMBDMK

Colombo Bandaranaike Intl

Mon 21/12

23:00-03:55

Nonstop3h 25m

Bangkok Don Mueang Intl

Mon 28/12

20:05-22:00

Nonstop3h 25m

£339

Flights are sorted by cheapest return flights first.

Deals found on 1/11

Showing 1-10 of 19 resultsSorted by cheapest first
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Best time to book a flight from Colombo to Don Mueang Intl

Have a flexible travel schedule? Discover the best time to fly to Don Mueang Intl from Colombo with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport

How far ahead should I book a flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

The best time to book flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport (average of £181). Flying from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport in July is currently the most expensive (average of £288). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CMB to DMK?

When flying from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

Airfare is below average for this route at the moment.

Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights typically cost between £229 and £261 in December.
The cheapest return price found within the last 5 days was £222 on Thai AirAsia (3 Dec–10 Dec).

Reviews of airlines servicing Don Mueang Intl

Get a feel of what it's like to fly with Thai AirAsia from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

6.2

Boarding

7.4

Overall

7.4

Crew

7.9

Entertainment

5.6

Comfort

6.8

Reviews

1 / 6
6.0
Good

Anonymous,Sept 2026

SAI - DMK

Most robbery High expensive and collected huge amount of excess baggage 1 g to 20kg at a huge robbery Even drinking water should be buy!

Food

6.2

Boarding

7.4

Overall

7.4

Crew

7.9

Entertainment

5.6

Comfort

6.8

Reviews

1 / 6
6.0
Good

Anonymous,Sept 2026

SAI - DMK

Most robbery High expensive and collected huge amount of excess baggage 1 g to 20kg at a huge robbery Even drinking water should be buy!

Related info for your journey

  • How long is the flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    There are many flights that can get you from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport in 3h 25m. Fly via Thai AirAsia or Batik Air to get the fastest option. Airlines will cover a distance of 1480 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport round-trip?

    Cheapflights users have booked flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport round-trip from £179. This flight start at 20% lower than the current average price 3 months from now.

  • Can I find deals for flights from Colombo to Don Mueang Intl that include hotel bookings?

    Yes. In addition to deals on Colombo to Don Mueang Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Colombo to Don Mueang Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colombo to Don Mueang Intl.

  • Can I find deals for business class flights from Colombo to Don Mueang Intl?

    Yes. Cheapflights offers flight deals from Colombo to Don Mueang Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport (average of £181). Flying from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport in July is currently the most expensive (average of £288). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Colombo to Don Mueang Intl

Top airline flying from Colombo to Don Mueang Intl

AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest£179Average£247FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights

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