£149 Cheap Flights from Bangkok (BKK) to Colombo (CMB)

View £149 flight on Thu, 21 May 2026Opens in a new window

Popular airlines from Suvarnabhumi International Airport (BKK) to Bandaranaike Intl. Airport (CMB)

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Cheap Flights from Bangkok (BKK) to Colombo (CMB)

Prices were available within the past 7 days and start at £149 for one-way flights and £344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air India
Sun, 17 May - Thu, 21 May
BKK
Bangkok
CMB
Colombo
£344 Return, found 3 days ago
£344
Return
found 3 days ago
Select Air India flight, departing Sun, 17 May from Bangkok to Colombo, returning Thu, 21 May, priced at £344 found 3 days ago
SriLankan Airlines
Thu, 11 Jun - Thu, 2 Jul
BKK
Bangkok
CMB
Colombo
£345 Return, found 3 days ago
£345
Return
found 3 days ago
Select SriLankan Airlines flight, departing Thu, 11 Jun from Bangkok to Colombo, returning Thu, 2 Jul, priced at £345 found 3 days ago
SriLankan Airlines
Sat, 2 May - Fri, 29 May
BKK
Bangkok
CMB
Colombo
£351 Return, found 1 day ago
£351
Return
found 1 day ago
Select SriLankan Airlines flight, departing Sat, 2 May from Bangkok to Colombo, returning Fri, 29 May, priced at £351 found 1 day ago
IndiGo
Thu, 21 May - Tue, 26 May
BKK
Bangkok
CMB
Colombo
£352 Return, found 1 day ago
£352
Return
found 1 day ago
Select IndiGo flight, departing Thu, 21 May from Bangkok to Colombo, returning Tue, 26 May, priced at £352 found 1 day ago
IndiGo
Sat, 2 May - Mon, 11 May
BKK
Bangkok
CMB
Colombo
£353 Return, found 2 days ago
£353
Return
found 2 days ago
Select IndiGo flight, departing Sat, 2 May from Bangkok to Colombo, returning Mon, 11 May, priced at £353 found 2 days ago
IndiGo
Thu, 14 May - Sat, 23 May
BKK
Bangkok
CMB
Colombo
£354 Return, found 1 day ago
£354
Return
found 1 day ago
Select IndiGo flight, departing Thu, 14 May from Bangkok to Colombo, returning Sat, 23 May, priced at £354 found 1 day ago
IndiGo
Thu, 21 May - Thu, 28 May
BKK
Bangkok
CMB
Colombo
£358 Return, found 3 days ago
£358
Return
found 3 days ago
Select IndiGo flight, departing Thu, 21 May from Bangkok to Colombo, returning Thu, 28 May, priced at £358 found 3 days ago
IndiGo
Mon, 11 May - Fri, 15 May
BKK
Bangkok
CMB
Colombo
£362 Return, found 2 days ago
£362
Return
found 2 days ago
Select IndiGo flight, departing Mon, 11 May from Bangkok to Colombo, returning Fri, 15 May, priced at £362 found 2 days ago
Thai Airways International
Mon, 8 Jun - Thu, 11 Jun
BKK
Bangkok
CMB
Colombo
£384 Return, found 1 day ago
£384
Return
found 1 day ago
Select Thai Airways International flight, departing Mon, 8 Jun from Bangkok to Colombo, returning Thu, 11 Jun, priced at £384 found 1 day ago
Malaysia Airlines
Thu, 11 Jun - Thu, 18 Jun
BKK
Bangkok
CMB
Colombo
£460 Return, just found
£460
Return
just found
Select Malaysia Airlines flight, departing Thu, 11 Jun from Bangkok to Colombo, returning Thu, 18 Jun, priced at £460 just found

Alternative airports near Colombo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Bandaranaike Intl. CMB. Cheapest option available. Average driving time to city centre is 28 minutes. Flights from £353
CMB
Bandaranaike Intl.
Cheapest
Average driving time to city centre28 min
Flights from £353

Find the cheapest month to fly from Bangkok (BKK) to Colombo (CMB)

March is typically the cheapest month to fly

From £232 - £321 per traveller.

Frequently asked questions

How much is a flight from Suvarnabhumi Intl. Airport (BKK) to CMB?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB) start from £344. Make your booking today to get the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Suvarnabhumi Intl. Airport (BKK) to CMB?
The majority of flights can be conveniently cancelled online, but whether or not you are charged a fee all comes down to your airline. If you do need to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Bangkok Airport to Bandaranaike Intl. Airport (CMB) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Suvarnabhumi Airport to Bandaranaike Intl. Airport (CMB) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Bangkok Airport to Bandaranaike Intl. Airport (CMB)?
Around 2,400 kilometres separates Bang Phli and Seeduwa - Katunayake, so pack some in-flight entertainment to keep you busy for a few hours. That latest bestseller you've yet to start will be ideal.
Which airlines fly direct from Suvarnabhumi Airport to CMB?
Flying directly from Suvarnabhumi Intl. Airport (BKK) to CMB is a cinch with SriLankan Airlines (UL). This popular carrier operates 30 flights every month.
Are Bangkok Airport to CMB flight tickets cheaper when they're purchased at the last minute?
Fares from BKK to Bandaranaike Intl. Airport (CMB) are available up to 12 months before departure on Expedia. And although you may score fantastic last-minute deals, it's never something you can count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We're constantly updating our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

Frequently asked questions

How much does a flight from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) cost?
One-way flights typically cost between £323 and £2,092 and return flights often range between £686 and £2,122. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
May is typically the cheapest month to fly from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.), with average return fares of approximately £481. This is about 26% lower than the average price throughout the year. May often sees lower prices as it falls outside of peak holiday seasons, leading to reduced demand. Other cheap months to fly from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) include March and September.
Which airlines fly direct from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
Enter BKK to CMB and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
To find a cheap flight from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
The best airline to fly with from Bangkok (BKK-Suvarnabhumi Intl.) (BKK) to Colombo (CMB-Bandaranaike Intl.) (CMB) will differ from traveller to traveller. If you like to fly early, UL offers early morning flights. If price is the most important factor, UL typically offers the lowest fares. EK offers the most daily flights from Bangkok (BKK-Suvarnabhumi Intl.) (BKK) to Colombo (CMB-Bandaranaike Intl.) (CMB), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
When planning your trip from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.), you'll find that May and March are typically the cheapest months to fly, with average return flight prices around £481. However, the most popular months for this route are February and January, which means you'll have plenty of flight options during those times. While there isn't a single month that is both the cheapest and most popular, you can balance your priorities: choose May or March for the best value, or February and January for the widest selection of flights. This information is based on booking data from the past year.
How many flights per day from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
When flying from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.), you'll find approximately 3 nonstop flights per day. For even more choice, look at flights that include layovers, as there are around 65 connecting flights per day. Some common connection points include Dubai Intl. (DXB), Kuala Lumpur Intl. (KUL), and Abu Dhabi Intl. (AUH).
What is the earliest flight from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
The earliest flight from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) typically departs at approximately 12:10 AM local time. This service is operated by TR and SQ, and is a seasonal service active in September and October. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
You'll find the most flights from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) on a Saturday, with around 49 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Singapore Airlines, Malaysia Airlines, and IndiGo.
What are the most popular departure times for flights from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
The most popular departure times for flights from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) are in the early morning, from 12am to 3am. Approximately 19% of passengers prefer this time window. Many major carriers, including Emirates and Flydubai, offer flights during this window. These early morning flights can be convenient for arriving at your destination with a full day ahead.
How long does it take to fly from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
Direct flights from BKK to CMB usually take about 3 hours 30 minutes, traveling roughly 1,486 miles. If you opt for a connecting flight, expect to add around 20 hours 50 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
Select the "Business class" and "First class" filters when looking for BKK to CMB flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How much is a business class flight from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
A non-stop, one-way business class flight from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) is usually around £977 - £1,171. You may also be able to find a cheaper business class journey between Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Anaa (AAA) (AAA) to Toronto, ON (YYZ-Pearson Intl.) (YYZ) if you opt for a connecting flight.
How do I earn miles on a Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) flight with Expedia?
It's easy to earn miles on a Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Colombo from Suvarnabhumi Intl. (BKK)?
From Suvarnabhumi Intl. (BKK), you can fly directly into Bandaranaike Intl. (CMB) to reach Colombo. Some flights may connect through major hubs like Dubai Intl. (DXB), Phuket Intl. (HKT), Changi (SIN) before reaching Colombo. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) at the last minute?
Typically, booking a last minute flight from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) flight and hotel package?
Securing a Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.)?
If you booked your Bangkok (BKK-Suvarnabhumi Intl.) to Colombo (CMB-Bandaranaike Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Bandaranaike Intl.
Airlines serving
Air India, IndiGo, Malaysia Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International
Return price
£344
Distance
2378 km
Average flight time
2 hours 2 mins

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