Cheap flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport from £168

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — BKK
17 Jun — 24 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to Bangkok Suvarnabhumi are usually found in March or October, booked 90 days in advance, depart on a Sunday or Saturday and return on a Thursday

Cheap flight deals from Colombo to Suvarnabhumi

Enter your travel dates to find the best prices.

Cheapest flights from Colombo to Suvarnabhumi
Explore the most affordable flight options available from Colombo to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 May 2026.

Wed 7/1011:20
CMB
-
BKK
1 stop24h 35m
Malaysia Airlines
Sat 10/1019:45
BKK
-
CMB
1 stop15h 50m
Malaysia Airlines
Deal found 18/5£275
Sun 22/1100:40
CMB
-
BKK
1 stop11h 15m
Malaysia Airlines
Sat 28/1120:05
BKK
-
CMB
1 stop15h 35m
Malaysia Airlines
Deal found 18/5£279
Wed 8/711:20
CMB
-
BKK
1 stop10h 15m
Malaysia Airlines
Sat 11/719:45
BKK
-
CMB
1 stop15h 50m
Malaysia Airlines
Deal found 17/5£290
Tue 8/900:05
CMB
-
BKK
1 stop11h 50m
Malaysia Airlines
Tue 22/918:40
BKK
-
CMB
1 stop16h 55m
Malaysia Airlines
Deal found 16/5£290
Fri 2/1011:20
CMB
-
BKK
1 stop10h 15m
Malaysia Airlines
Tue 6/1019:45
BKK
-
CMB
1 stop15h 50m
Malaysia Airlines
Deal found 15/5£293
Tue 8/900:05
CMB
-
BKK
1 stop11h 50m
Malaysia Airlines
Fri 25/919:45
BKK
-
CMB
1 stop28h 40m
Malaysia Airlines
Deal found 16/5£295
Wed 10/612:30
CMB
-
BKK
1 stop18h 25m
IndiGo
Sun 14/609:25
BKK
-
CMB
1 stop27h 35m
IndiGo
Deal found 18/5£297
Wed 1/700:50
CMB
-
BKK
1 stop17h 40m
Singapore Airlines
Wed 8/712:15
BKK
-
CMB
1 stop12h 50m
Singapore Airlines
Deal found 18/5£298
Mon 22/600:50
CMB
-
BKK
1 stop16h 40m
Singapore Airlines
Fri 26/613:35
BKK
-
CMB
1 stop11h 30m
Singapore Airlines
Deal found 17/5£299
Tue 30/600:50
CMB
-
BKK
1 stop16h 40m
Singapore Airlines
Wed 8/713:35
BKK
-
CMB
1 stop11h 30m
Singapore Airlines
Deal found 16/5£299
Fri 3/700:50
CMB
-
BKK
1 stop16h 40m
Singapore Airlines
Fri 10/715:30
BKK
-
CMB
1 stop9h 35m
Singapore Airlines
Deal found 16/5£300

Find flight deals from Colombo to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Colombo (CMB) to Suvarnabhumi (BKK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 May 2026.

Round-trip from

£275

One-way from

£168

Popular in

April

Cheapest in

March

Average price

£236
Malaysia Airlines
  • Malaysia Airlines
  • 7/10-10/10
  • 2 total stops
  • 40h 25m total
  • Colombo to Bangkok
Air India
  • Air India
  • 9/11
  • 1 total stop
  • 10h 30m total
  • Colombo to Bangkok
Highest demand for flights based on searches. 3% potential increase in price (£7 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in May 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Colombo to Suvarnabhumi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 May 2026.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Tue 23/6

00:50-19:00

1 stop16h 40m

Bangkok Suvarnabhumi

Sat 27/6

13:35-23:35

1 stop11h 30m

£299
Fastest return journey

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Thu 9/7

00:50-19:00

1 stop16h 40m

Bangkok Suvarnabhumi

Fri 31/7

15:30-23:35

1 stop9h 35m

£299

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 14/10

00:50-19:00

1 stop16h 40m

Bangkok Suvarnabhumi

Thu 22/10

21:15-10:45

1 stop15h 00m

£302

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 14/6

00:05-16:20

1 stop14h 45m

Bangkok Suvarnabhumi

Thu 25/6

18:40-10:05

1 stop16h 55m

£307

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Fri 12/6

20:30-01:20

2 stops51h 20m

Bangkok Suvarnabhumi

Fri 19/6

20:50-19:00

2 stops47h 40m

£538

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 31/5

20:30-19:50

2 stops21h 50m

Bangkok Suvarnabhumi

Fri 5/6

20:50-19:00

2 stops47h 40m

£543

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Tue 30/6

22:10-01:25

1 stop25h 45m

Bangkok Suvarnabhumi

Mon 6/7

02:45-19:00

2 stops41h 45m

£574

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 3/6

20:30-01:35

2 stops51h 35m

Bangkok Suvarnabhumi

Sat 13/6

07:50-19:00

3 stops36h 40m

£578

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Thu 28/5

22:10-14:55

1 stop15h 15m

Bangkok Suvarnabhumi

Mon 1/6

20:50-19:00

3 stops47h 40m

£586
Cheapest one-way

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 30/9

00:05-18:55

1 stop17h 20m

£235

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Colombo to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Colombo with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport

How far ahead should I book a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

Currently, March is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport (average of £192). Flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport in April is currently the most expensive (average of £269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CMB to BKK?

Find hourly flight availability from Colombo to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 May 2026.

When flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Suvarnabhumi. Reviews last updated 18 May 2026.
Check out reviews from past customers who have flown with Singapore Airlines,Thai Airways, andThai AirAsia from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.8

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

Food

7.8

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

Food

7.8

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

Food

7.8

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

Food

7.8

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

Food

7.8

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

Related info for your journey

Find useful and relevant information for your journey from Colombo to Suvarnabhumi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

    There are many flights that can get you from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport in 14h 45m. Fly via Singapore Airlines or Malaysia Airlines to get the fastest option. The distance from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport is about 1486 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport round-trip?

    According to our current data, AirAsia (£81), SriLankan Airlines (£122), and Thai AirAsia (£175) offers the cheapest pricing from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport. Users have found that AirAsia is 63% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport one-way?

    To fly one-way, consider booking your trip with AirAsia, which is currently one of the cheapest options available, starting at £96. Thai AirAsia flights start at £97 while deals on IndiGo start at £122 one-way.

  • What are the most reliable airlines from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

    Consider Air Canada (98%), Thai Airways (98%) or Asiana Airlines (98%) when booking your flight. These represent the most reliable airlines when flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport.

  • Can I find deals for flights from Colombo to Suvarnabhumi that include hotel bookings?

    Yes. In addition to deals on Colombo to Suvarnabhumi flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Colombo to Suvarnabhumi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colombo to Suvarnabhumi.

  • Can I find deals for business class flights from Colombo to Suvarnabhumi?

    Yes. Cheapflights offers flight deals from Colombo to Suvarnabhumi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

    Currently, March is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport (average of £192). Flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport in April is currently the most expensive (average of £269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Cha-am
Kanchanaburi
Pak Chong
Chonburi
Ko Samet
Ayutthaya
Sattahip
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Colombo to Suvarnabhumi

Discover the top 5 airlines that operate flights from Colombo to Suvarnabhumi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 May 2026.
AirlineCheapestAverageFlexibilityOn-time
AirAsiaCheapest£81Average£173FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
SriLankan AirlinesCheapest£122Average£295FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights
Thai AirAsiaCheapest£175Average£215FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Singapore AirlinesCheapest£209Average£225FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest£288Average£307FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Colombo to Suvarnabhumi?

Cheapflights helps you search for flights from Colombo to Suvarnabhumi via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Colombo to Suvarnabhumi?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Suvarnabhumi from Colombo.

Can Cheapflights find flights from Colombo to Suvarnabhumi with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Colombo to Suvarnabhumi, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Colombo to Suvarnabhumi become cheaper?

Yes, Cheapflights offers price alerts on Colombo to Suvarnabhumi flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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