CMB - DMK

£112 Find Cheap Flights from Colombo to Bangkok Don Mueang Intl – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£221
Typical prices: £193-£276
Thai AirAsia
Mon 3/12Mon 10/12
CMB - DMK • Direct
Cheapest one-way flight
£112
Typical prices: £112-£164
Thai AirAsia
Mon 24/12
CMB - DMK • Direct
Direct flights
You can fly direct with Thai AirAsia. Average duration is 3h 25m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 83% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 8 weeks in advance save around 27% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 24% price drop
Most popular
Good to know
+1
Good to know
+1
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We hope you enjoy your trip to Bangkok Don Mueang Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Colombo to Bangkok (CMB-DMK)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Colombo to Bangkok

Thu, 3 Dec - Thu, 10 Dec
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
£221Thai AirAsia
Sun, 15 Nov - Thu, 19 Nov
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
£223Thai AirAsia
Thu, 19 Nov - Tue, 24 Nov
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
£227Thai AirAsia
Thu, 19 Nov - Wed, 25 Nov
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
£228Thai AirAsia
Tue, 17 Nov - Mon, 23 Nov
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
£228Thai AirAsia
Tue, 17 Nov - Sun, 22 Nov
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
£233Thai AirAsia
Tue, 17 Nov - Sat, 21 Nov
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
£233Thai AirAsia
Wed, 18 Nov - Tue, 24 Nov
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
£236Thai AirAsia
Sun, 15 Nov - Fri, 20 Nov
Multiple Airlines Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Multiple Airlines Logo
13:40 - 21:50DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
9h 40m1 stop Kuala Lumpur Intl
£239Multiple Airlines
Sun, 15 Nov - Mon, 23 Nov
Multiple Airlines Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
Multiple Airlines Logo
08:35 - 21:50DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
14h 45m1 stop Kuala Lumpur Intl
£243Multiple Airlines
Booking Insights

Price, demand, and travel trends for Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

Return flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport typically range from £193 to £276. The lowest price found in the past 5 days was £221 on Thai AirAsia.

What's the cheapest day of the week to fly from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport. It's 6% cheaper than the average day, while Saturday is the most expensive, with prices 9% higher.

What is the cheapest month to fly from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

•March is the cheapest month to fly from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport at £183 return.
•July (£269) and August (£264) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 47% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport the cheapest?

Flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport are cheapest 8 weeks before departure. Booking in this window typically costs about 27% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights

Low season

June

Cheapest flight

£112
Beat the crowds with an average 20% drop in traveller numbers.
The most popular month to fly with an average 25% increase in traveller numbers.
One-way flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport

When to book flights from Colombo to Bangkok

Are your dates flexible? Find out the best times to travel from Colombo to Bangkok based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    These are the earliest and latest flight times available from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport:

    • Earliest: departs at 23:00 and lands at 02:25
    • Latest: departs at 23:00 and lands at 02:25.

    The flight takes about 3h 25m.

  • Which cabin classes can I book on flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    Only Economy class is available on flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport.

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

    A direct flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport takes 3h 25m, covering 1,480 miles.

  • Do I need a passport to fly from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flight?

    Return flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport range from £193 to £276, with an average of £240 over the past 12 months. Anything below £193 counts as a good deal.

  • How expensive are last-minute Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 17% above the £240 route average. Book 8 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average £200 return via Kuala Lumpur Intl (KUL), compared with £246 for direct.

  • How does on-time performance compare across airlines flying from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    AirAsia is the only airline operating Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights. 83% of its flights are on time.

  • What is the standard checked bag allowance on flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £16–£74 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    The Airbus A320-100/200 family is used most often on this route, operated mainly by Thai Airways and SriLankan Airlines. Other aircraft seen on the route include Airbus A321 (sharklets) variants.

  • How are flight departures from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport spread across the day?

    Night is the busiest departure period on Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights, with 100% leaving in that window. Morning departures account for 0%, Afternoon flights for 0%, and Evening flights for 0%.

  • How are flight prices from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport looking right now?

    One-way fares from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport are currently lower than usual. Average one-way flight prices are about £127, which is 5% below the typical average for this route.

  • Which car hire options are available at Bangkok Don Mueang Intl Airport (DMK)?

    Bangkok Don Mueang Intl Airport (DMK) hosts 5 major car hire companies, with daily rates averaging £21 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Thai Rent
    • Chic Car Rent
    • Thrifty

  • Which airports can I use when flying from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    Flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport usually depart from Colombo Bandaranaike Intl (CMB) and arrive at Bangkok Don Mueang Intl (DMK).

  • What time of day has the fewest delays on flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    Night flights have the fewest delays on this route.

  • At what point is a flight considered delayed on the route from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport route, 17% of flights were delayed in the past three months, with delays averaging 1h 43m.

  • Which airports do connecting flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport pass through?

    Most connecting flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport pass through Kuala Lumpur Intl (KUL), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    Yes. Flexible dates can save you up to 14% on flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport. Sunday is the cheapest departure day at £228 return on average, while Saturday is the most expensive at £263, a difference of £35.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • Which airlines fly from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

    Only Thai AirAsia operates flights between Colombo Bandaranaike Intl Airport and Bangkok Don Mueang Intl Airport.

  • What is the time difference between Colombo Bandaranaike Intl Airport and Bangkok Don Mueang Intl Airport?

    Bangkok Don Mueang Intl Airport is 1 hour ahead of Colombo Bandaranaike Intl Airport (Indochina Time vs India Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Bangkok Don Mueang Intl Airport?

    Some of the most popular sights in Bangkok Don Mueang Intl Airport are Pratunam, Lumpini Park, and Siam Square. These are among the most viewed places in Bangkok Don Mueang Intl Airport on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights?

    Among airlines operating Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights:

    • Thai AirAsia: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Thai AirAsia: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

Your guide to booking Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Saturday. On this route, Sunday flights average £228, about £35 less than Saturday fares (13% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 8 weeks before you fly. On this route, that window historically saves about 27% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport trip for March. Fares historically average £183 return in that month – typically £86 less than the most expensive month, which is July (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Kuala Lumpur Intl Airport (KUL) can be cheaper than flying direct. The cheapest stopover option averages £200 return on this route – about £46 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bangkok Don Mueang Intl Airport.

    • Amari Don Muang Airport Bangkok
    • Don Muang Hotel
    • The Royal Bee Apart Hotel

Prefer to fly direct from Colombo to Bangkok Don Mueang Intl?

 
Find which airlines fly direct from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport, which days they fly and book direct flights.

Direct departures

Colombo Bandaranaike Intl to Bangkok Don Mueang Intl

Monday

Thai AirAsia

Thai AirAsia

Tuesday

Thai AirAsia

Thai AirAsia

Wednesday

Thai AirAsia

Thai AirAsia

Thursday

Thai AirAsia

Thai AirAsia

Friday

Thai AirAsia

Thai AirAsia

Saturday

Thai AirAsia

Thai AirAsia

Sunday

Thai AirAsia

Thai AirAsia

See more direct flights

Direct returns

Bangkok Don Mueang Intl to Colombo Bandaranaike Intl

Monday

Thai AirAsia

Thai AirAsia

Tuesday

Thai AirAsia

Thai AirAsia

Wednesday

Thai AirAsia

Thai AirAsia

Thursday

Thai AirAsia

Thai AirAsia

Friday

Thai AirAsia

Thai AirAsia

Saturday

Thai AirAsia

Thai AirAsia

Sunday

Thai AirAsia

Thai AirAsia

See more direct flights

More options for your flight from Colombo to Bangkok

Complete your trip to Bangkok with a hotel stay or car hire