The cheapest times to fly from BKK to CMB are

  • January 8th to March 18th
  • July 16th to December 16th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from BKK to CMB is early November. Prices can be as high as $436 for Sunday flights during late December, or as low as $255 for Monday flights around early November.


When to Fly to Colombo

Flying from Bangkok (BKK) to Colombo (CMB) will usually cost between $260 to $386 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early November with an average ticket price of $259. Due to high demand the most expensive time to fly is late December, with an average price of $426. Planning your trip to low-cost times can easily save you $168 on economy flights and even more on first-class flights. Generally, any price below $375 can be considered a good price for a round-trip BKK to CMB flight.

See below for a graph of average weekly prices for the BKK to CMB route. All prices are for round-trip tickets in USD.

BKK to CMB Flight Prices

Compared to other flights, the BKK to CMB flight is much cheaper than the average and costs much less than the average flight leaving from Bangkok. The average price per mile (for a direct flight) is $0.16, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to CMB, and Wednesday the cheapest day to fly back into BKK. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $17 (5%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $340. Return trip prices are from the CMB to BKK flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from BKK to CMB can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 3 hour 39 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from BKK to CMB? We’ve got answers.

Which airlines fly this route?

You can find 27 major airlines flying this route most often: Air China, Air India, Air New Zealand, Bangkok Airways, Cathay Pacific, China Eastern, China Southern, Emirates, Etihad, Finnair, Firefly, Garuda Indonesia, IndiGo, JAL, MAI, Malaysia Airlines, Malindo Air, Oman Air, Qantas, S7, Singapore Airlines, SpiceJet, SriLankan, THAI, Thai Smile, Vietnam Airlines, Virgin Australia, and potentially more during busy seasons.

How far away is it from Bandaranaike International Colombo Airport to Suvarnabhumi International Airport?

The distance between the two airports is roughly 1486 miles or 2391 kilometers.

How long does it take to fly from BKK to CMB?

The real-world flight time for a nonstop BKK to CMB flight is about 3 hour 39 minutes.

How many flights go between Bangkok and Colombo?

It depends on the day of the week and the date, but a typical day might have around 64 available flights from BKK to CMB.


Airport Location Info


Departing Airport

Origination code BKK
Origination airport name Suvarnabhumi International Airport
City Bangkok
Country Thailand
Latitude 13.7
Longitude 100.7

Return Airport

Destination code CMB
Destination airport name Bandaranaike International Colombo Airport
City Colombo
Country Sri Lanka
Latitude 7.2
Longitude 79.9


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.