CMB - DMK

$149 Find Cheap Flights from Colombo to Bangkok Don Mueang Intl - Compare and Save

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Everything you should know

Cheapest round-trip
$300
Typical prices: $260-$372
Thai AirAsia
Thu 11/22Mon 11/26
CMB - DMK • Non-stop
Cheapest one-way
$149
Typical prices: $150-$220
Thai AirAsia
Thu 12/13
CMB - DMK • Non-stop
Nonstop 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 travelers 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 love 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 round-trip flight deals from Colombo to Bangkok

Sun, Nov 22 - Thu, Nov 26
Thai AirAsia Logo
11:00 pm - 3:55 amCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mnonstop
Thai AirAsia Logo
8:05 pm - 10:00 pmDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mnonstop
$300Thai AirAsia
Fri, Nov 20 - Mon, Nov 23
Thai AirAsia Logo
11:00 pm - 3:55 amCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mnonstop
Thai AirAsia Logo
8:05 pm - 10:00 pmDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mnonstop
$300Thai AirAsia
Sat, Dec 5 - Wed, Dec 9
Thai AirAsia Logo
11:00 pm - 3:55 amCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mnonstop
Thai AirAsia Logo
8:05 pm - 10:00 pmDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mnonstop
$301Thai AirAsia
Fri, Dec 4 - Wed, Dec 9
Thai AirAsia Logo
11:00 pm - 3:55 amCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mnonstop
Thai AirAsia Logo
8:05 pm - 10:00 pmDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mnonstop
$301Thai AirAsia
Mon, Nov 16 - Fri, Nov 20
Multiple Airlines Logo
11:00 pm - 3:55 amCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mnonstop
Multiple Airlines Logo
3:10 pm - 9:50 pmDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
8h 10m1 stop Kuala Lumpur Intl
$332Multiple Airlines
Sun, Mar 14 - Wed, Mar 17
Multiple Airlines Logo
11:00 pm - 3:55 amCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mnonstop
Multiple Airlines Logo
7:45 pm - 9:25 amDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
15h 10m1 stop Kuala Lumpur Intl
$343Multiple Airlines
Sun, Mar 14 - Wed, Mar 17
Multiple Airlines Logo
11:00 pm - 3:55 amCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mnonstop
Multiple Airlines Logo
9:30 pm - 9:25 amDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
13h 25m1 stop Kuala Lumpur Intl
$344Multiple Airlines
Mon, Nov 16 - Fri, Nov 20
AirAsia Logo
10:50 pm - 6:05 pmCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
17h 45m1 stop Kuala Lumpur Intl
AirAsia Logo
11:40 am - 9:50 pmDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
11h 40m1 stop Kuala Lumpur Intl
$385AirAsia
Mon, Nov 23 - Sat, Nov 28
AirAsia Logo
10:25 am - 7:10 pmCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
7h 15m1 stop Kuala Lumpur Intl
AirAsia Logo
7:45 pm - 9:25 amDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
15h 10m1 stop Kuala Lumpur Intl
$397AirAsia
Mon, Nov 23 - Sat, Nov 28
AirAsia Logo
10:25 am - 7:10 pmCMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
7h 15m1 stop Kuala Lumpur Intl
AirAsia Logo
6:40 pm - 9:25 amDMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
16h 15m1 stop Kuala Lumpur Intl
$399AirAsia
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 round-trip flight from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport?

Round-trip flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport typically range from $260 to $372. The lowest price found in the past 5 days was $300, 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’s 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 $246 round-trip.
•July ($362) and August ($355) 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

$149
Beat the crowds with an average 20% drop in travelers.
The most popular month to fly with an average 25% increase in travelers.
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 round-trip 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 11:00 pm and lands at 2:25 am
    • Latest: departs at 11:00 pm and lands at 2:25 am.

    The flight takes about 3h 25m.

  • What 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 nonstop 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?

    Round-trip flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport range from $260 to $372, with an average of $324 over the past 12 months. Anything below $260 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 $324 route average. Book 8 weeks before departure for the lowest fares.

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

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $269 round-trip via Kuala Lumpur Intl (KUL), compared to $331 for nonstop.

  • 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 $22–$100 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% of flights leaving in that window. Morning departures account for 0%, afternoon flights for 0%, and evening flights for 0%.

  • Have flight prices from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $300 to $2,823. That means the highest observed fare was about 9x higher than the lowest one.

  • 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 in line with typical prices for this route. Average one-way fares are about $188.

  • What car rental options are available at Bangkok Don Mueang Intl Airport (DMK)?

    Bangkok Don Mueang Intl Airport (DMK) hosts 5 major car rental companies, with daily rates averaging $29 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 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 3 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 $307 round-trip on average, while Saturday is the most expensive at $354, a difference of $47.

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

  • What 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, Siam Square and Thailand Cultural Center. 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

    Bag 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 $307, about $47 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 $246 round-trip in that month - typically $116 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 layover option averages $269 round-trip on this route - about $62 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
    • B-Your Home Hotel Donmueang Airport Bangkok
    • Don Muang 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 rental