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Cheap flights from Sri Lanka to Bangkok Suvarnabhumi Airport from ฿6,048

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 29/9. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — BKK
14 May — 21 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sri Lanka to Suvarnabhumi

Enter your travel dates to find the best prices.

Cheapest flights from Sri Lanka to Suvarnabhumi
Explore the most affordable flight options available from Sri Lanka to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 April 2026.

Sun 17/522:55
CMB
-
BKK
2 stops17h 20m
Multiple Airlines
Mon 25/514:20
BKK
-
CMB
2 stops9h 05m
Multiple Airlines
Deal found 11/4฿10,874
Fri 22/500:50
CMB
-
BKK
1 stop17h 40m
Singapore Airlines
Fri 29/512:15
BKK
-
CMB
1 stop12h 50m
Singapore Airlines
Deal found 9/4฿11,196
Mon 8/600:50
CMB
-
BKK
1 stop14h 55m
Singapore Airlines
Wed 17/613:35
BKK
-
CMB
1 stop11h 30m
Singapore Airlines
Deal found 13/4฿11,228
Sat 16/500:50
CMB
-
BKK
1 stop16h 40m
Singapore Airlines
Mon 25/512:15
BKK
-
CMB
1 stop12h 50m
Singapore Airlines
Deal found 11/4฿11,260
Mon 18/500:50
CMB
-
BKK
1 stop16h 40m
Singapore Airlines
Sat 23/513:35
BKK
-
CMB
1 stop11h 30m
Singapore Airlines
Deal found 9/4฿11,293
Mon 11/500:50
CMB
-
BKK
1 stop11h 55m
Singapore Airlines
Fri 15/509:20
BKK
-
CMB
1 stop15h 45m
Singapore Airlines
Deal found 10/4฿11,325
Wed 3/600:50
CMB
-
BKK
1 stop17h 40m
Singapore Airlines
Mon 8/612:15
BKK
-
CMB
1 stop12h 50m
Singapore Airlines
Deal found 9/4฿11,357
Wed 12/811:20
CMB
-
BKK
1 stop24h 35m
Malaysia Airlines
Tue 18/819:45
BKK
-
CMB
1 stop15h 50m
Malaysia Airlines
Deal found 9/4฿11,486
Sun 9/800:50
CMB
-
BKK
1 stop17h 40m
Singapore Airlines
Fri 14/813:35
BKK
-
CMB
1 stop11h 30m
Singapore Airlines
Deal found 10/4฿11,582
Thu 25/600:50
CMB
-
BKK
1 stop14h 55m
Singapore Airlines
Wed 8/712:15
BKK
-
CMB
1 stop12h 50m
Singapore Airlines
Deal found 13/4฿11,614
Thu 16/700:50
CMB
-
BKK
1 stop14h 55m
Singapore Airlines
Sat 25/713:35
BKK
-
CMB
1 stop11h 30m
Singapore Airlines
Deal found 12/4฿11,646
Sun 21/611:20
CMB
-
BKK
1 stop10h 15m
Malaysia Airlines
Tue 7/719:45
BKK
-
CMB
1 stop15h 50m
Malaysia Airlines
Deal found 12/4฿11,839

Find flight deals from Sri Lanka to Suvarnabhumi

Keep the following information in mind while searching for Sri Lanka to Suvarnabhumi flight deals. Data was last updated 14 April 2026.

Round-trip from

฿10,874

One-way from

฿6,048

Popular in

April

Cheapest in

March

Average price

฿11,357
17/5-25/5
  • 17/5-25/5
  • 4 total stops
  • 26h 25m total
  • Sri Lanka to Bangkok
Search Deals
29/9
  • 29/9
  • 2 total stops
  • 13h 40m total
  • Sri Lanka to Bangkok
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (฿5,573 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿5,784 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sri Lanka 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 17,341 searches. Data last updated 14 April 2026.
Use the filters below to find and compare flights from Sri Lanka 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

Mon 8/6

00:50-17:15

1 stop14h 55m

Bangkok Suvarnabhumi

Wed 17/6

13:35-23:35

1 stop11h 30m

฿11,228

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Fri 22/5

00:50-20:00

1 stop17h 40m

Bangkok Suvarnabhumi

Sat 13/6

09:20-23:35

1 stop15h 45m

฿11,228

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 2/8

00:50-17:15

1 stop14h 55m

Bangkok Suvarnabhumi

Tue 18/8

15:30-23:35

1 stop9h 35m

฿11,614

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 21/6

11:20-23:05

1 stop10h 15m

Bangkok Suvarnabhumi

Tue 7/7

19:45-10:05

1 stop15h 50m

฿11,839

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Thu 28/5

00:50-17:15

1 stop14h 55m

Bangkok Suvarnabhumi

Sat 6/6

13:35-23:35

1 stop11h 30m

฿12,869

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 31/5

00:50-20:00

1 stop17h 40m

Bangkok Suvarnabhumi

Mon 15/6

12:15-23:35

1 stop12h 50m

฿12,901

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sat 16/5

00:50-14:15

1 stop11h 55m

Bangkok Suvarnabhumi

Tue 26/5

13:35-23:35

1 stop11h 30m

฿12,901

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 3/6

00:50-20:00

1 stop17h 40m

Bangkok Suvarnabhumi

Sun 7/6

09:20-23:35

1 stop15h 45m

฿12,966

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 27/5

19:15-20:25

1 stop23h 40m

Bangkok Suvarnabhumi

Mon 1/6

08:40-16:05

1 stop8h 55m

฿13,480

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 6/9

00:05-16:20

1 stop14h 45m

Bangkok Suvarnabhumi

Wed 16/9

14:15-22:55

1 stop10h 10m

฿13,673

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Sri Lanka to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Sri Lanka 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 Sri Lanka to Bangkok Suvarnabhumi Airport

What is the cheapest month to book a flight from Sri Lanka to Bangkok Suvarnabhumi Airport?

Currently, March is the cheapest month in which you can book a flight from Sri Lanka to Bangkok Suvarnabhumi Airport (average of ฿4,086). Flying from Sri Lanka to Bangkok Suvarnabhumi Airport in February is currently the most expensive (average of ฿7,400). 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 LK to BKK?

Find hourly flight availability from Sri Lanka 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 14 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sri Lanka to Bangkok Suvarnabhumi Airport as you normally would.

Weekly flight availability from Sri Lanka to Bangkok Suvarnabhumi Airport

Explore weekly flight availability from Sri Lanka 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 14 April 2026.

The most flights from LK0 to BKK are scheduled on a Friday (14 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).

How often are flights from Sri Lanka to Bangkok delayed?

About 9% of weekly flights between Sri Lanka and Bangkok have experienced delays in the past year, with the average delay time being 104 minutes.

What is the most punctual flight time for Sri Lanka 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?

Sunday 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 Sri Lanka to Bangkok flights?

Over the past year, Thai Airways have had the lowest number of delays on this route, with just 5% of flights being delayed.

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 14 April 2026.
Read reviews from past customers who have flown with Thai AirAsia from Sri Lanka to Bangkok Suvarnabhumi Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai AirAsia
7.4
Good
240 reviews
Check prices

Overall

7.4

Entertainment

5.5

Crew

7.9

Food

6.2

Boarding

7.4

Comfort

6.8

Reviews

1 / 5
8.0
Excellent

marc,Nov 2025

DMK - DAD

Upon check in they wanted to charge me extra for extra 1 kilo Poor challenge. You advertise to get people on your airline then you challenge them Wrong move
Thai AirAsia
7.4
Good
240 reviews
Thai AirAsia
7.4
Good
240 reviews
Check prices

Overall

7.4

Entertainment

5.5

Crew

7.9

Food

6.2

Boarding

7.4

Comfort

6.8

Reviews

1 / 5
8.0
Excellent

marc,Nov 2025

DMK - DAD

Upon check in they wanted to charge me extra for extra 1 kilo Poor challenge. You advertise to get people on your airline then you challenge them Wrong move

Related info for your journey

Find useful and relevant information for your journey from Sri Lanka 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 Sri Lanka to Bangkok Suvarnabhumi Airport?

    Airlines like Singapore Airlines fly from Sri Lanka to Bangkok Suvarnabhumi Airport in about 16h 40m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 2391 km.

  • What are the most reliable airlines from Sri Lanka to Bangkok Suvarnabhumi Airport?

    No one likes to see their flight delayed. When booking a flight from Sri Lanka to Bangkok Suvarnabhumi Airport consider choosing Finnair(94%), Japan Airlines(93%) or แควนตัสแอร์เวย์(92%), as they are the most reliable in getting you off to your destination on time.

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

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

  • How can I find direct flights from Sri Lanka to Suvarnabhumi?

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

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

    Yes. Cheapflights offers flight deals from Sri Lanka 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 Sri Lanka to Bangkok Suvarnabhumi Airport?

    Currently, March is the cheapest month in which you can book a flight from Sri Lanka to Bangkok Suvarnabhumi Airport (average of ฿4,086). Flying from Sri Lanka to Bangkok Suvarnabhumi Airport in February is currently the most expensive (average of ฿7,400). 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
Ko Samet
Chonburi
Ayutthaya
Pak Chong
Cha-am
Kanchanaburi
Sattahip
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Sri Lanka to Suvarnabhumi

Discover the top airline that operate flights from Sri Lanka 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 17,341 searches. Data last updated 14 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest฿5,245Average฿9,027FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sri Lanka to Suvarnabhumi?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Suvarnabhumi from Sri Lanka today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sri Lanka to Suvarnabhumi for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Sri Lanka to Suvarnabhumi with no change fees.

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

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

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