Cheap flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport from £138
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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — BKK
12 Sep — 19 Sep1
Return
1 adult
Economy
Return
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 Thursday or Monday and return on a Friday
Cheap flight deals from Colombo to Suvarnabhumi
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
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 2026.
Mon 28/900:50 -
1 stop17h 15m
Tue 27/1020:15 -
1 stop28h 45m
Deal found 12/8£282
Fri 13/1109:10 -
1 stop25h 25m
Wed 18/1117:10 -
1 stop22h 00m
Deal found 12/8£288
Sun 30/800:35 -
1 stop8h 15m
Tue 3/1121:15 -
1 stop29h 10m
Deal found 9/8£292
Mon 26/1000:45 -
1 stop17h 00m
Sun 1/1121:10 -
1 stop27h 50m
Deal found 12/8£292
Sun 6/900:35 -
1 stop17h 55m
Sat 19/921:00 -
1 stop28h 05m
Deal found 13/8£293
Wed 30/900:50 -
1 stop10h 00m
Wed 14/1012:15 -
1 stop12h 50m
Deal found 12/8£304
Wed 30/900:50 -
1 stop16h 40m
Wed 7/1020:15 -
1 stop16h 00m
Deal found 12/8£304
Sun 1/1111:15 -
1 stop27h 20m
Sat 14/1118:40 -
1 stop17h 00m
Deal found 10/8£306
Sun 27/900:50 -
1 stop14h 55m
Sat 3/1021:15 -
1 stop15h 00m
Deal found 11/8£306
Fri 18/911:30 -
1 stop18h 00m
Mon 21/914:45 -
1 stop25h 50m
Deal found 11/8£310
Sun 6/900:35 -
1 stop11h 05m
Mon 14/921:40 -
Nonstop3h 45m
Deal found 8/8£312
Best flights from Colombo to Suvarnabhumi
Discover carefully curated flight deals from Colombo to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 August 2026.
Sat 26/900:50 -
1 stop17h 15m
Sun 4/1020:15 -
1 stop15h 50m
Deal found 13/8£292
Wed 25/1101:55 -
1 stop16h 50m
Sun 29/1111:20 -
1 stop15h 05m
Deal found 11/8£352
Thu 24/923:00 -
1 stop18h 15m
Thu 1/1011:30 -
1 stop11h 50m
Deal found 10/8£359
Tue 22/900:50 -
1 stop15h 30m
Wed 30/912:15 -
1 stop12h 50m
Deal found 9/8£293
Wed 30/900:50 -
1 stop16h 40m
Wed 7/1020:15 -
1 stop16h 00m
Deal found 12/8£304
Sun 6/900:35 -
1 stop8h 15m
Sat 31/1021:15 -
1 stop29h 10m
Deal found 11/8£354
Sat 5/900:50 -
1 stop8h 40m
Wed 9/909:20 -
1 stop15h 45m
Deal found 10/8£365
Tue 22/923:00 -
1 stop14h 15m
Tue 29/913:50 -
1 stop9h 30m
Deal found 8/8£474
Sun 6/900:35 -
2 stops15h 00m
Wed 4/1114:20 -
1 stop12h 05m
Deal found 11/8£439
Fri 4/900:50 -
1 stop17h 40m
Thu 24/921:15 -
1 stop15h 00m
Deal found 9/8£365
Direct flights from Colombo to Suvarnabhumi
Explore direct flight options from Colombo to Suvarnabhumi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 13 August 2026.
Mon 26/1001:15 -
Nonstop3h 35m
Sun 8/1113:55 -
Nonstop3h 30m
Deal found 8/8£329
Thu 17/901:05 -
Nonstop3h 40m
Mon 21/913:55 -
Nonstop3h 20m
Deal found 11/8£330
Sun 6/907:35 -
Nonstop3h 40m
Tue 8/907:45 -
Nonstop3h 20m
Deal found 8/8£344
Sun 6/900:55 -
Nonstop3h 45m
Mon 14/921:40 -
Nonstop3h 45m
Deal found 8/8£355
Mon 26/1001:00 -
Nonstop3h 40m
Sun 8/1121:55 -
Nonstop3h 36m
Deal found 8/8£878
Last-minute flights from Colombo to Suvarnabhumi
Discover last-minute flight deals from Colombo to Suvarnabhumi. Data last updated 13 August 2026 and is based on user searches.
Mon 17/817:05 -
1 stop11h 55m
Sun 23/807:45 -
Nonstop3h 20m
Deal found 9/8£319
Sun 30/800:35 -
1 stop8h 15m
Tue 3/1121:15 -
1 stop29h 10m
Deal found 9/8£292
Sun 6/900:35 -
1 stop17h 55m
Sat 19/921:00 -
1 stop28h 05m
Deal found 13/8£293
Sun 6/900:35 -
1 stop11h 05m
Mon 14/921:40 -
Nonstop3h 45m
Deal found 8/8£312
Mon 7/916:05 -
1 stop20h 00m
Mon 14/920:20 -
1 stop20h 15m
Deal found 8/8£325
Sat 12/900:50 -
1 stop17h 15m
Fri 18/920:35 -
1 stop15h 40m
Deal found 10/8£321
Fri 18/911:30 -
1 stop18h 00m
Mon 21/914:45 -
1 stop25h 50m
Deal found 11/8£310
Wed 23/919:15 -
1 stop20h 10m
Wed 30/921:40 -
Nonstop3h 45m
Deal found 9/8£322
Sun 27/900:50 -
1 stop17h 40m
Mon 5/1020:15 -
1 stop16h 00m
Deal found 11/8£304
Sun 27/900:50 -
1 stop14h 55m
Sat 3/1021:15 -
1 stop15h 00m
Deal found 12/8£306
Mon 28/900:50 -
1 stop17h 15m
Tue 27/1020:15 -
1 stop28h 45m
Deal found 12/8£282
One-way flights from Colombo to Suvarnabhumi
Search for one-way flight options from Colombo to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 13 August 2026.
Tue 6/1023:00 -
1 stop14h 15m
Deal found 8/8£138
Thu 15/1023:00 -
1 stop12h 15m
Deal found 12/8£138
Sun 10/101:55 -
1 stop15h 05m
Deal found 8/8£154
Fri 2/1002:10 -
1 stop9h 30m
Deal found 8/8£155
Fri 6/1101:55 -
1 stop9h 45m
Deal found 11/8£157
Wed 7/1000:35 -
1 stop11h 05m
Deal found 8/8£158
Wed 28/1001:55 -
1 stop9h 45m
Deal found 10/8£158
Fri 23/1002:10 -
1 stop9h 30m
Deal found 10/8£159
Sun 15/1101:55 -
1 stop16h 50m
Deal found 9/8£166
Sun 23/817:05 -
1 stop25h 50m
Deal found 11/8£169
Tue 18/817:05 -
1 stop22h 20m
Deal found 10/8£177
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 13 August 2026.
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 13 August 2026.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport that are best for you.
Flights are sorted by cheapest return flights first.
Deals found on 9/8
Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3
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.
CMB-BKK
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
Prices
Airlines
Delays
More
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 £191). Flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport in June is currently the most expensive (average of £307). 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 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?
Airfare is typical for this route at the moment.
Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport flights typically cost between £212 and £308 in January.The cheapest return price found within the last 5 days was £272 on Vietnam Airlines (10 Jan–20 Jan).
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 2026.
The most flights from CMB to BKK are scheduled on a Tuesday (14 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (9 on average).
How often are flights from Colombo to Bangkok delayed?
About 8% of weekly flights between Colombo and Bangkok have experienced delays in the past year, with the average delay time being 115 minutes.
What is the most punctual flight time for Colombo to Bangkok flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Colombo to Bangkok flights?
Over the past year, Thai Airways have had the lowest number of delays on this route, with just 4% of flights being delayed.
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.
New Delhi (DEL) – chosen by Cheapflights users on 50% 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.
Kuala Lumpur (KUL) is the most affordable one-stop option, with an average return flight price of £175.
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: 7h 37m.
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 03m.
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 2026.
Check out reviews from past customers who have flown with Thai Airways,Thai AirAsia, andSriLankan Airlines 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.
Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
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 15h 30m. Fly via Singapore Airlines to get the fastest option. The distance from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport is about 1486 mi.
What are the cheapest airlines flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport round-trip?
According to our current data, AirAsia (£80), Thai AirAsia (£102), and Thai Airways (£235) offers the cheapest pricing from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport. Users have found that AirAsia is 67% 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 £95. Thai AirAsia flights start at £96 while deals on IndiGo start at £121 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.
What are the cheapest flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?
On average you can expect to pay £329 for a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport. The cheapest flight overall is £316 while the most popular route, (Colombo Bandaranaike Intl - Bangkok Suvarnabhumi) is currently priced at £379.
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 £191). Flying from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport in June is currently the most expensive (average of £307). 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.
Explore flights to Suvarnabhumi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 13 August 2026.
Top 4 airlines flying from Colombo to Suvarnabhumi
Discover the top 4 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 13 August 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
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.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.