฿6,123 Cheap Flights from Colombo (CMB) to Bangkok (BKK)

View ฿6,123 flight on Sun, 21 Sept 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿6,123 for one-way flights and ฿10,935 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

IndiGo
Sat, 20 Sept - Wed, 24 Sept
CMB
Colombo
BKK
Bangkok
฿10,935 Return, found 2 days ago
฿10,935
Return
found 2 days ago
Select IndiGo flight, departing Sat, 20 Sept from Colombo to Bangkok, returning Wed, 24 Sept, priced at ฿10,935 found 2 days ago
Air India
Wed, 24 Sept - Tue, 7 Oct
CMB
Colombo
BKK
Bangkok
฿13,290 Return, found 16 hours ago
฿13,290
Return
found 16 hours ago
Select Air India flight, departing Wed, 24 Sept from Colombo to Bangkok, returning Tue, 7 Oct, priced at ฿13,290 found 16 hours ago
Malaysia Airlines
Fri, 31 Oct - Tue, 11 Nov
CMB
Colombo
BKK
Bangkok
฿14,345 Return, found 2 days ago
฿14,345
Return
found 2 days ago
Select Malaysia Airlines flight, departing Fri, 31 Oct from Colombo to Bangkok, returning Tue, 11 Nov, priced at ฿14,345 found 2 days ago
Thai Airways International
Sat, 20 Sept - Sat, 27 Sept
CMB
Colombo
BKK
Bangkok
฿14,405 Return, found 22 hours ago
฿14,405
Return
found 22 hours ago
Select Thai Airways International flight, departing Sat, 20 Sept from Colombo to Bangkok, returning Sat, 27 Sept, priced at ฿14,405 found 22 hours ago
SriLankan Airlines
Mon, 22 Sept - Sun, 28 Sept
CMB
Colombo
BKK
Bangkok
฿14,760 Return, found 3 hours ago
฿14,760
Return
found 3 hours ago
Select SriLankan Airlines flight, departing Mon, 22 Sept from Colombo to Bangkok, returning Sun, 28 Sept, priced at ฿14,760 found 3 hours ago

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

November is typically the cheapest month to fly

From ฿7,501 - ฿14,328 per traveller.
Flight from Colombo to Bangkok route information
Origin airport
Bandaranaike Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air India, IndiGo, Malaysia Airlines, SriLankan Airlines, Thai Airways International
Return price
฿10,935
Distance
2378 km
Average flight time
5 hours 8 mins

Perfect flights from Colombo to Bangkok

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Colombo to Bangkok. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Bangkok, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Bandaranaike Intl. to Suvarnabhumi Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿6,123 and roundtrip prices from ฿10,935. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Suvarnabhumi Intl. and explore Bangkok and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your CMB to BKK travel arrangements today and embark on the journey of a lifetime in Bangkok.

Frequently asked questions

How much is a flight from Bandaranaike Intl. Airport (CMB) to BKK?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight between Colombo International Airport and Bangkok Airport was ฿10,935. Cheap tickets don't stick around for long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Colombo International Airport to Suvarnabhumi Intl. Airport (BKK)?
Each air carrier has a different set of terms and conditions. If you decide to cancel your getaway, visit our Customer Service Portal.
How do I find cheap flights from Colombo International Airport to BKK 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 Colombo International Airport to Suvarnabhumi Intl. Airport (BKK) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Colombo International Airport to Suvarnabhumi Airport?
Around 2,400 kilometres separates Seeduwa - Katunayake and Bang Phli, so pack something to help you while away a few hours. That juicy novel you haven't had time to finish will be perfect.
Which airlines fly direct from CMB to BKK?
Check out SriLankan Airlines (UL) if you want to travel straight from CMB to Suvarnabhumi Airport. This top airline offers 30 monthly flights, so you're sure to find one that fits your schedule.
Are CMB to BKK flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes pick up a bargain, with some super cheap fares from CMB to Bangkok Airport arising a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals continually — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines release prices that far in advance.

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฿7,328.68
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