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Cheap flights from Sri Lanka to Bangkok Suvarnabhumi Airport from ฿4,160

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — BKK
30 Mar — 6 Apr1
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 28 February 2026.

Thu 12/303:00
CMB
-
BKK
1 stop7h 35m
IndiGo
Sun 15/313:05
BKK
-
CMB
1 stop25h 10m
IndiGo
Deal found 25/2฿7,389
Wed 11/303:00
CMB
-
BKK
1 stop7h 35m
IndiGo
Sun 15/313:05
BKK
-
CMB
1 stop25h 10m
IndiGo
Deal found 27/2฿7,420
Thu 12/303:00
CMB
-
BKK
1 stop7h 35m
IndiGo
Mon 16/313:05
BKK
-
CMB
1 stop9h 30m
IndiGo
Deal found 25/2฿7,575
Wed 11/309:10
CMB
-
BKK
1 stop25h 25m
IndiGo
Sun 15/313:05
BKK
-
CMB
1 stop25h 10m
IndiGo
Deal found 27/2฿7,606
Wed 11/309:10
CMB
-
BKK
1 stop25h 25m
IndiGo
Sat 14/313:05
BKK
-
CMB
1 stop9h 30m
IndiGo
Deal found 27/2฿7,917
Wed 11/303:00
CMB
-
BKK
1 stop7h 35m
IndiGo
Wed 18/323:00
BKK
-
CMB
1 stop22h 25m
IndiGo
Deal found 26/2฿7,979
Thu 12/310:25
CMB
-
BKK
2 stops10h 15m
Multiple Airlines
Wed 18/322:20
BKK
-
CMB
2 stops25h 00m
Multiple Airlines
Deal found 26/2฿8,041
Fri 6/317:15
CMB
-
BKK
1 stop17h 20m
IndiGo
Sun 15/313:05
BKK
-
CMB
1 stop28h 40m
IndiGo
Deal found 27/2฿8,134
Fri 6/309:10
CMB
-
BKK
1 stop25h 25m
IndiGo
Sun 8/313:05
BKK
-
CMB
1 stop14h 25m
IndiGo
Deal found 25/2฿8,196
Thu 5/320:55
CMB
-
BKK
1 stop10h 45m
IndiGo
Sat 7/313:05
BKK
-
CMB
1 stop15h 25m
IndiGo
Deal found 27/2฿8,289

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 28 February 2026.

Round-trip from

฿7,389

One-way from

฿4,160

Popular in

April

Cheapest in

October

Average price

฿10,556
IndiGo
  • IndiGo
  • 12/3-15/3
  • 2 total stops
  • 32h 45m total
  • Sri Lanka to Bangkok
Search Deals
IndiGo
  • IndiGo
  • 11/3
  • 1 total stop
  • 7h 35m total
  • Sri Lanka to Bangkok
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (฿15,236 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿6,309 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 28 February 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

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 10/5

00:50-12:20

1 stop10h 00m

Bangkok Suvarnabhumi

Sat 16/5

20:15-10:45

1 stop16h 00m

฿9,717

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sat 21/3

00:45-20:00

1 stop17h 45m

Bangkok Suvarnabhumi

Wed 25/3

21:10-10:45

1 stop15h 05m

฿10,059

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 11/3

00:40-16:05

1 stop13h 55m

Bangkok Suvarnabhumi

Sat 14/3

17:05-23:35

1 stop8h 00m

฿10,587

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Mon 20/4

00:05-16:20

1 stop14h 45m

Bangkok Suvarnabhumi

Sat 2/5

19:45-10:05

1 stop15h 50m

฿11,332

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Mon 18/5

15:00-10:55

1 stop18h 25m

Bangkok Suvarnabhumi

Fri 22/5

13:55-15:45

Nonstop3h 20m

฿11,673

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Fri 15/5

11:20-08:55

2 stops20h 05m

Bangkok Suvarnabhumi

Wed 27/5

17:15-22:55

1 stop7h 10m

฿11,704

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 10/6

00:05-17:20

1 stop15h 45m

Bangkok Suvarnabhumi

Wed 17/6

14:15-22:55

1 stop10h 10m

฿17,665

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Fri 12/6

00:50-11:00

1 stop8h 40m

Bangkok Suvarnabhumi

Sat 13/6

15:25-10:45

1 stop20h 50m

฿19,838

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Mon 18/5

22:10-22:15

1 stop22h 35m

Bangkok Suvarnabhumi

Fri 22/5

19:15-18:20

2 stops24h 35m

฿21,639

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sun 22/3

01:05-02:05

2 stops23h 30m

Bangkok Suvarnabhumi

Sat 28/3

15:05-23:40

1 stop10h 05m

฿21,639

Flights are sorted by cheapest return flights first.

Deals found on 25/2

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, May is the cheapest month in which you can book a flight from Sri Lanka to Bangkok Suvarnabhumi Airport (average of ฿4,905). Flying from Sri Lanka to Bangkok Suvarnabhumi Airport in February is currently the most expensive (average of ฿7,265). 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 28 February 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 28 February 2026.

The most flights from LK0 to BKK are scheduled on a Monday (11 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (8 on average).

How often are flights from Sri Lanka to Bangkok delayed?

About 10% of weekly flights between Sri Lanka and Bangkok have experienced delays in the past year, with the average delay time being 103 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 6% 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 28 February 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
7.5
Good
233 reviews
Check prices

Crew

7.9

Overall

7.5

Boarding

7.4

Food

6.2

Comfort

6.8

Entertainment

5.5

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
7.5
Good
233 reviews
Thai AirAsia
7.5
Good
233 reviews
Check prices

Crew

7.9

Overall

7.5

Boarding

7.4

Food

6.2

Comfort

6.8

Entertainment

5.5

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 and Malaysia Airlines fly from Sri Lanka to Bangkok Suvarnabhumi Airport in about 10h. The time it takes to get you to your destination can typically vary by up to 3h 55m. Airlines will cover a distance of 2391 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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 Japan Airlines(92%), Finnair(87%) or แอร์แคนาดา(85%), 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, May is the cheapest month in which you can book a flight from Sri Lanka to Bangkok Suvarnabhumi Airport (average of ฿4,905). Flying from Sri Lanka to Bangkok Suvarnabhumi Airport in February is currently the most expensive (average of ฿7,265). 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
Pak Chong
Cha-am
Ayutthaya
Sattahip
Ko Lan
Kanchanaburi

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 28 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest฿5,062Average฿8,847FlexibilityNo 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?

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

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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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