HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Don Mueang Intl

Cheap flights from Bandaranaike Intl (CMB) to Don Mueang Intl (DMK)

CMB — DMK
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colombo to Don Mueang Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to Bangkok Don Mueang Intl are usually found in September or October, booked 33 days in advance, depart on a Saturday or Monday and return on a Tuesday

Cheap flight deals from Colombo to Don Mueang Intl

Discover tips and strategies to find the most affordable flight options for your journey from Colombo (CMB) to Don Mueang Intl (DMK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Popular in

February

Cheapest in

September

Average price

$259

Good round-trip deal

$272 or less

Good one-way deal

$154 or less
Highest demand for flights based on searches. 6% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Colombo Bandaranaike Intl to Bangkok Don Mueang Intl.
Search Deals
Price to beat on a one-way flight from Colombo Bandaranaike Intl to Bangkok Don Mueang Intl.
Search Deals

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 round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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?

Use this chart to determine the optimal time to book a round-trip flight from Colombo to Don Mueang Intl. Price data was last updated on August 29, 2025.

The best time to book flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport is 33 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 time of day to fly from CMB to DMK?

Find hourly flight availability from Colombo to Don Mueang Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport as you normally would.

Reviews of airlines servicing Don Mueang Intl

Get insights into the airlines that provide service to Don Mueang Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Don Mueang Intl. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Thai AirAsia from Colombo Bandaranaike Intl Airport to Bangkok Don Mueang Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai AirAsia
7.5
Good
216 reviews

Comfort

6.8

Entertainment

5.5

Overall

7.5

Food

6.1

Crew

8.0

Boarding

7.5

Reviews

1 / 4
2.0
Mediocre

David,Jun 2025

DMK - HKT

Treat customers little heard animal, poor customer service obviously directed by the elitest and entitled Air Asia CEO
Thai AirAsia
7.5
Good
216 reviews
Thai AirAsia
7.5
Good
216 reviews

Comfort

6.8

Entertainment

5.5

Overall

7.5

Food

6.1

Crew

8.0

Boarding

7.5

Reviews

1 / 4
2.0
Mediocre

David,Jun 2025

DMK - HKT

Treat customers little heard animal, poor customer service obviously directed by the elitest and entitled Air Asia CEO

Related info for your journey

Find useful and relevant information for your journey from Colombo to Don Mueang Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 $253. Thai AirAsia is priced at 13% lower than the current average price of a flight leaving 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 vacation 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colombo to Don Mueang Intl

See prices for flight routes from nearby airports that may be better suited for you.
Colombo to Suvarnabhumi flights

Top airline flying from Colombo to Don Mueang Intl

Discover the top airline that operate flights from Colombo to Don Mueang Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest$253Average$298FlexibilityNo cancel feeOn-time87%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.