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Cheap flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport from $312

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 25/9. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — BKK
18 Aug — 25 Aug1
1 adult

Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to Bangkok Suvarnabhumi are usually found in October or November, booked 80 days in advance, depart on a Friday or Saturday and return on a Wednesday

Cheap 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 13 August 2025.

Round-trip from

$453

One-way from

$312

Popular in

April

Cheapest in

October

Average price

$442

Good round-trip deal

$601 or less

Good one-way deal

$495 or less
IndiGo
  • IndiGo
  • 29/8-3/9
  • 2 total stops
  • 46h 00m total
  • Colombo to Bangkok
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Malaysia Airlines
  • Malaysia Airlines
  • 11/10
  • 1 total stop
  • 11h 35m total
  • Colombo to Bangkok
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Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Colombo Bandaranaike Intl to Bangkok Suvarnabhumi.
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Price to beat on a one-way flight from Colombo Bandaranaike Intl to Bangkok Suvarnabhumi.
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Find flight deals from Colombo to Suvarnabhumi

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 13 August 2025.

Fri 29/803:30CMB - BKK
1 stop28h 05mIndiGo
Wed 3/910:05BKK - CMB
1 stop17h 55mIndiGo
Deal found 12/8$453
Sat 30/803:30CMB - BKK
1 stop28h 05mIndiGo
Thu 4/910:05BKK - CMB
1 stop9h 55mIndiGo
Deal found 12/8$465
Thu 18/900:20CMB - BKK
1 stop8h 25mMalaysia Airlines
Mon 22/914:15BKK - CMB
1 stop10h 05mMalaysia Airlines
Deal found 12/8$473
Mon 29/900:50CMB - BKK
1 stop15h 05mSingapore Airlines
Tue 7/1021:15BKK - CMB
1 stop27h 50mSingapore Airlines
Deal found 11/8$477
Thu 25/900:50CMB - BKK
1 stop17h 40mSingapore Airlines
Fri 3/1020:10BKK - CMB
1 stop28h 55mSingapore Airlines
Deal found 12/8$479
Fri 19/913:50CMB - BKK
1 stop17h 45mIndiGo
Mon 22/910:05BKK - CMB
1 stop9h 55mIndiGo
Deal found 12/8$484
Fri 19/910:40CMB - BKK
2 stops11h 20mMultiple Airlines
Mon 22/907:05BKK - CMB
2 stops16h 20mMultiple Airlines
Deal found 12/8$491
Thu 18/900:20CMB - BKK
1 stop17h 05mMalaysia Airlines
Thu 16/1014:15BKK - CMB
1 stop10h 05mMalaysia Airlines
Deal found 11/8$503
Sat 30/813:55CMB - BKK
1 stop19h 30mIndiGo
Thu 4/910:05BKK - CMB
1 stop17h 55mIndiGo
Deal found 13/8$507
Fri 29/803:30CMB - BKK
1 stop28h 05mMultiple Airlines
Thu 4/906:50BKK - CMB
2 stops16h 35mMultiple Airlines
Deal found 13/8$511

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 647,157 searches. Data last updated 13 August 2025.
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

Colombo

Fly to

Suvarnabhumi

Route

Depart

Return

Price

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Fri 29/8

03:30-09:05

1 stop28h 05m

Bangkok Suvarnabhumi

Thu 4/9

10:05-02:30

1 stop17h 55m

$453

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Thu 18/9

00:20-10:15

1 stop8h 25m

Bangkok Suvarnabhumi

Mon 22/9

14:15-22:50

1 stop10h 05m

$473

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 5/10

00:50-17:25

1 stop15h 05m

Bangkok Suvarnabhumi

Mon 13/10

21:15-23:35

1 stop27h 50m

$477

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 19/10

00:50-17:25

1 stop15h 05m

Bangkok Suvarnabhumi

Mon 27/10

20:00-23:30

1 stop29h 00m

$477

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Mon 29/9

00:50-17:25

1 stop15h 05m

Bangkok Suvarnabhumi

Tue 7/10

21:15-23:35

1 stop27h 50m

$477

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Thu 25/9

00:50-20:00

1 stop17h 40m

Bangkok Suvarnabhumi

Fri 3/10

20:10-23:35

1 stop28h 55m

$479

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Fri 19/9

13:50-09:05

1 stop17h 45m

Bangkok Suvarnabhumi

Mon 22/9

10:05-18:30

1 stop9h 55m

$484

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 31/8

13:50-09:05

1 stop17h 45m

Bangkok Suvarnabhumi

Thu 4/9

10:05-18:30

1 stop9h 55m

$488

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Thu 25/9

00:20-16:20

1 stop14h 30m

$312

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sat 11/10

00:20-16:20

1 stop14h 30m

$312

Flights are sorted by cheapest return flights first.

Deals found on 12/8

Showing 1-10 of 17 results
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?

Use this chart to determine the optimal time to book a return flight from Colombo to Suvarnabhumi. Price data was last updated on 8 August 2025.

The price you pay for your flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport (average of $489). Flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $911). 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 13 August 2025.

One of the essential ways to save on airfare from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 19% on airfare.

Weekly flight availability from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport

Explore weekly flight availability from Colombo to Suvarnabhumi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 August 2025.

The most flights from CMB to BKK are scheduled on a Tuesday (11 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 on average).

What’s the top stopover airport for flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

Share of one-stop return flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Chennai (MAA) – chosen by Cheapflights users on 63% of one-stop itineraries from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

Average return fare for one-stop flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Chennai (MAA) is the most affordable one-stop option, with an average return flight price of $531.

What’s the fastest stopover option from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

Shortest average travel time for one-stop one-way flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Kuala Lumpur (KUL) have the shortest average one-way travel time for one-stop routes: 8h 40m.

Which airport typically offers the quickest stopover for flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

Average stopover duration for one-stop one-way flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Kuala Lumpur (KUL) offer the fastest connection on this route, with an average stopover time of 2h 05m.

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 13 August 2025.
See what other customers who have flown with Thai Airways, Thai AirAsia, andSriLankan Airlines from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.8
Good
343 reviews
Check prices

Crew

8.3

Boarding

7.9

Entertainment

6.8

Food

7.3

Overall

7.8

Comfort

7.5

Reviews

1 / 18
10.0
Excellent

Joe,June 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Thai Airways
7.8
Good
343 reviews
Thai Airways
7.8
Good
343 reviews
Check prices

Crew

8.3

Boarding

7.9

Entertainment

6.8

Food

7.3

Overall

7.8

Comfort

7.5

Reviews

1 / 18
10.0
Excellent

Joe,June 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Thai AirAsia
7.5
Good
217 reviews
Thai Airways
7.8
Good
343 reviews
Check prices

Crew

8.3

Boarding

7.9

Entertainment

6.8

Food

7.3

Overall

7.8

Comfort

7.5

Reviews

1 / 18
10.0
Excellent

Joe,June 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
SriLankan Airlines
6.8
Okay
75 reviews
Thai Airways
7.8
Good
343 reviews
Check prices

Crew

8.3

Boarding

7.9

Entertainment

6.8

Food

7.3

Overall

7.8

Comfort

7.5

Reviews

1 / 18
10.0
Excellent

Joe,June 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

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.

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

    According to our current data, IndiGo ($453), and Malaysia Airlines ($473) offers the cheapest pricing from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport.

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

    No one likes to see their flight delayed. When booking a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport consider choosing Thai Airways(97%), Asiana Airlines(97%) or Japan Airlines(90%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

    On average you can expect to pay $1,487 for a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport. The cheapest flight overall is $468 while the most popular route, (Colombo Bandaranaike Intl - Bangkok Suvarnabhumi) is currently priced at $494.

  • 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, February is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport (average of $489). Flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $911). 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
Chonburi
Ko Samet
Ko Lan
Cha-am
Sattahip
Ayutthaya

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Colombo to Suvarnabhumi

Discover the top 3 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 647,157 searches. Data last updated 13 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest$339Average$432FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai AirwaysCheapest$572Average$609FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
SriLankan AirlinesCheapest$599Average$702FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights

Fly with Cheapflights

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

Deals for Colombo to Suvarnabhumi flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Colombo to Suvarnabhumi flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from Colombo to Suvarnabhumi on Cheapflights with our Price Alert feature and get notified when better prices are available.

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