$150 Cheap Flights from Bangkok (BKK) to Colombo (CMB)

View $150 flight on Thu, Nov 20, 2025Opens in a new window

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

Cheap Flights from Bangkok to Colombo (BKK-CMB)

Prices were available within the past 7 days and start at $150 for one-way flights and $362 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

IndiGo
Mon, Oct 13 - Tue, Oct 14
BKK
Bangkok
CMB
Colombo
$362 Roundtrip, found 2 hours ago
$362
Roundtrip
found 2 hours ago
Select IndiGo flight, departing Mon, Oct 13 from Bangkok to Colombo, returning Tue, Oct 14, priced at $362 found 2 hours ago
IndiGo
Wed, Oct 15 - Thu, Oct 30
BKK
Bangkok
CMB
Colombo
$363 Roundtrip, found 3 days ago
$363
Roundtrip
found 3 days ago
Select IndiGo flight, departing Wed, Oct 15 from Bangkok to Colombo, returning Thu, Oct 30, priced at $363 found 3 days ago
IndiGo
Tue, Oct 14 - Sat, Oct 18
BKK
Bangkok
CMB
Colombo
$365 Roundtrip, found 1 day ago
$365
Roundtrip
found 1 day ago
Select IndiGo flight, departing Tue, Oct 14 from Bangkok to Colombo, returning Sat, Oct 18, priced at $365 found 1 day ago
IndiGo
Thu, Oct 16 - Thu, Oct 30
BKK
Bangkok
CMB
Colombo
$367 Roundtrip, found 21 hours ago
$367
Roundtrip
found 21 hours ago
Select IndiGo flight, departing Thu, Oct 16 from Bangkok to Colombo, returning Thu, Oct 30, priced at $367 found 21 hours ago
IndiGo
Sat, Nov 1 - Sat, Nov 8
BKK
Bangkok
CMB
Colombo
$368 Roundtrip, just found
$368
Roundtrip
just found
Select IndiGo flight, departing Sat, Nov 1 from Bangkok to Colombo, returning Sat, Nov 8, priced at $368 just found
IndiGo
Wed, Oct 29 - Tue, Nov 4
BKK
Bangkok
CMB
Colombo
$369 Roundtrip, found 1 day ago
$369
Roundtrip
found 1 day ago
Select IndiGo flight, departing Wed, Oct 29 from Bangkok to Colombo, returning Tue, Nov 4, priced at $369 found 1 day ago
Air India
Tue, Oct 14 - Wed, Oct 15
BKK
Bangkok
CMB
Colombo
$407 Roundtrip, found 2 hours ago
$407
Roundtrip
found 2 hours ago
Select Air India flight, departing Tue, Oct 14 from Bangkok to Colombo, returning Wed, Oct 15, priced at $407 found 2 hours ago
Malaysia Airlines
Thu, Mar 12 - Sun, Mar 29
BKK
Bangkok
CMB
Colombo
$412 Roundtrip, found 1 day ago
$412
Roundtrip
found 1 day ago
Select Malaysia Airlines flight, departing Thu, Mar 12 from Bangkok to Colombo, returning Sun, Mar 29, priced at $412 found 1 day ago
SriLankan Airlines
Sun, Oct 26 - Thu, Oct 30
BKK
Bangkok
CMB
Colombo
$416 Roundtrip, just found
$416
Roundtrip
just found
Select SriLankan Airlines flight, departing Sun, Oct 26 from Bangkok to Colombo, returning Thu, Oct 30, priced at $416 just found
Thai Airways International
Sat, Nov 1 - Sat, Nov 8
BKK
Bangkok
CMB
Colombo
$497 Roundtrip, just found
$497
Roundtrip
just found
Select Thai Airways International flight, departing Sat, Nov 1 from Bangkok to Colombo, returning Sat, Nov 8, priced at $497 just found

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

September is typically the cheapest month to fly

From $243 - $347 per traveler.

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 center is 28 minutes. Flights from $384
CMB
Bandaranaike Intl.
Cheapest
Average driving time to city center28 min
Flights from $384

Frequently asked questions

How much does a flight from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB) cost?
Secure a cheap one-way flight from $150 or cheap return flight from $362 from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB)?
October is the cheapest month to fly from BKK to CMB. Avoiding peak travel times is often the key to scoring lower fares.
Which airlines fly direct from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB)?
Hop on a direct flight with SriLankan Airlines and go straight from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB).
What is the cheapest airline that flies from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB)?
The cheapest airline to offer flights between Suvarnabhumi Intl. Airport (BKK) and Bandaranaike Intl. Airport (CMB) can change depending on when you want to travel. Thai Airways International and SriLankan Airlines are just some good options offering well-priced fares. Use Expedia's search tool to compare airlines in one place and find the right BKK to CMB flight that fits your budget.
How many flights per day from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB)?
Every day, an average of 2 direct flights take off from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB). Choose the departure time that best fits your itinerary.
What are the most popular departure times for flights from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB)?
The 9 PM departures from BKK to CMB are the top choice for many travelers. Prices can be higher for these popular slots. If you're hoping to save money, pick a less crowded time to fly.
What day of the week has the most flights from BKK to CMB?
Wednesday has the most flights from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB). Consider jetting off on this day and you'll have a greater chance of finding a departure that fits your plans.
What is the earliest flight from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB)?
Take the earliest flight at around 9:00AM UTC+7, heading out of Suvarnabhumi Intl. Airport (BKK). You'll be traveling for roughly 3h 30m, coming in to land at Bandaranaike Intl. Airport (CMB) at approximately 11:00AM UTC+5.
How long does it take to fly from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB)?
The average flight duration from BKK to CMB is 3 hours and 34 minutes, covering a distance of 1,500 mi.
What airline has the least delays from BKK to CMB?
Thai Airways International has the strongest track record for on-time direct flights from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB), with an on-time rating of 93%. Use the Expedia App to look up your flight schedule before you leave and get notified of any trip changes.
What is the best time to fly from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB)?
To avoid potential delays on the Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB) route, aim to travel before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Colombo from Suvarnabhumi Intl. Airport (BKK)?
If you're on a direct flight from Suvarnabhumi Intl. Airport (BKK) to Colombo, Bandaranaike Intl. Airport (CMB) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB) last-minute?
Booking your flight from BKK to CMB right before your journey is generally more expensive. But if you're flexible with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a BKK to CMB flight and hotel package?
Booking a BKK to CMB flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our wide range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Suvarnabhumi Intl. Airport (BKK) to Bandaranaike Intl. Airport (CMB)?
Usually, it's possible to cancel or reschedule your BKK to CMB flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Bandaranaike Intl.
Airlines serving
Air India, Emirates, IndiGo, Malaysia Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International
Roundtrip price
$361
Distance
1486 mi
Average flight time
1 hour 58 mins

Book with confidence

Bangkok to Colombo Flights

The cheapest times to fly from Bangkok to Colombo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bangkok to Colombo are during the month of October. You can find some of the cheapest flights from Bangkok to Colombo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bangkok to Colombo

Sunday is one of the best days to book for cheap flights from Bangkok to Colombo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bangkok to Colombo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bangkok to Colombo in 2025. You can also book with separate airlines for your outbound and return journeys, from $150 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bangkok to Colombo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bangkok to Colombo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Bangkok to Colombo Flights

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*Available to One Key members.