Cheap Flights from Colombo (CMB) to Bangkok (BKK) from HK$1,867~

View HK$1,867 flight on Thu, 22 Jan 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$1,867 for one-way flights and HK$2,849 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Tue, 3 Mar - Wed, 11 Mar
CMB
Colombo
BKK
Bangkok
HK$2,849 Return, found 4 days ago
HK$2,849
Return
found 4 days ago
Select Singapore Airlines flight, departing Tue, 3 Mar from Colombo to Bangkok, returning Wed, 11 Mar, priced at HK$2,849 found 4 days ago
SriLankan Airlines
Mon, 12 Jan - Fri, 16 Jan
CMB
Colombo
BKK
Bangkok
HK$3,291 Return, found 1 day ago
HK$3,291
Return
found 1 day ago
Select SriLankan Airlines flight, departing Mon, 12 Jan from Colombo to Bangkok, returning Fri, 16 Jan, priced at HK$3,291 found 1 day ago
IndiGo
Fri, 9 Jan - Fri, 30 Jan
CMB
Colombo
BKK
Bangkok
HK$3,305 Return, found 2 days ago
HK$3,305
Return
found 2 days ago
Select IndiGo flight, departing Fri, 9 Jan from Colombo to Bangkok, returning Fri, 30 Jan, priced at HK$3,305 found 2 days ago
Malaysia Airlines
Mon, 9 Feb - Wed, 18 Feb
CMB
Colombo
BKK
Bangkok
HK$3,689 Return, found 4 days ago
HK$3,689
Return
found 4 days ago
Select Malaysia Airlines flight, departing Mon, 9 Feb from Colombo to Bangkok, returning Wed, 18 Feb, priced at HK$3,689 found 4 days ago
Air India
Tue, 12 May - Fri, 15 May
CMB
Colombo
BKK
Bangkok
HK$3,785 Return, found 6 days ago
HK$3,785
Return
found 6 days ago
Select Air India flight, departing Tue, 12 May from Colombo to Bangkok, returning Fri, 15 May, priced at HK$3,785 found 6 days ago
Thai Airways International
Sat, 10 Jan - Sat, 17 Jan
CMB
Colombo
BKK
Bangkok
HK$3,961 Return, found 1 day ago
HK$3,961
Return
found 1 day ago
Select Thai Airways International flight, departing Sat, 10 Jan from Colombo to Bangkok, returning Sat, 17 Jan, priced at HK$3,961 found 1 day ago

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

November is typically the cheapest month to fly

From HK$1,793 - HK$3,143 per traveller.

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 HK$2,849. 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 kilometers 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.

Travel information

Origin airport
Bandaranaike Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air India, IndiGo, Malaysia Airlines, Singapore Airlines, SriLankan Airlines
Return price
HK$2,849
Distance
2378 km
Average flight time
5 hours 6 mins

Book with confidence

Flights from Seeduwa - Katunayake to Bangkok

Book cheap flights from Seeduwa - Katunayake (CMB) to Bangkok (BKK) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Seeduwa - Katunayake (CMB) to Bangkok (BKK) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seeduwa - Katunayake (CMB) to Bangkok (BKK) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Bangkok flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Bangkok and things to do in Bangkok for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Bangkok more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Bangkok is HK$1,867 now!

 

Flights from Seeduwa - Katunayake to Bangkok

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