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Cheap flights from Thailand to Sri Lanka from ฿3,722

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CMB
15 Jul — 22 Jul1
1 adult

Cheap flight deals from Thailand to Sri Lanka

Keep the following information in mind while searching for Thailand to Sri Lanka flight deals. Data was last updated 10 July 2025.

Round-trip from

฿8,522

One-way from

฿3,722

Popular in

April

Cheapest in

August

Average price

฿9,436

Good round-trip deal

฿9,293 or less

Good one-way deal

฿4,813 or less
Thai AirAsia
  • Thai AirAsia
  • 14/8-20/8
  • Nonstop
  • 6h 55m total
  • Thailand to Sri Lanka
แอร์เอเชีย
  • แอร์เอเชีย
  • 1/8
  • 1 total stop
  • 9h 00m total
  • Thailand to Sri Lanka
Highest demand for flights based on searches. 13% potential increase in price (฿53,095 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (฿9,626 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Thailand to Sri Lanka.
Price to beat on a one-way flight from Thailand to Sri Lanka.

Find flight deals from Thailand to Sri Lanka

Cheapest flights from Thailand to Sri Lanka
Explore the most affordable flight options available from Thailand to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.

Thu 14/820:20DMK - CMB
Nonstop3h 25mThai AirAsia
Wed 20/823:15CMB - DMK
Nonstop3h 30mThai AirAsia
Deal found 10/7฿8,522
Wed 16/721:20BKK - CMB
1 stop14h 35mเจ็ทสตาร์ เอเชีย
Sat 26/723:45CMB - BKK
1 stop11h 20mเจ็ทสตาร์ เอเชีย
Deal found 9/7฿8,914
Sun 24/811:10HKT - CMB
1 stop12h 15mแอร์เอเชีย
Sun 31/822:55CMB - HKT
1 stop14h 30mแอร์เอเชีย
Deal found 10/7฿9,175
Fri 8/815:15DMK - CMB
1 stop8h 10mMultiple Airlines
Mon 18/823:15CMB - DMK
Nonstop3h 30mMultiple Airlines
Deal found 10/7฿9,403
Thu 17/710:05BKK - CMB
1 stop28h 15mIndiGo
Thu 24/719:30CMB - BKK
1 stop12h 05mIndiGo
Deal found 9/7฿9,469
Sun 24/809:40HKT - CMB
2 stops25h 30mMultiple Airlines
Sun 31/822:55CMB - HKT
1 stop14h 30mMultiple Airlines
Deal found 10/7฿9,828
Wed 13/810:50BKK - CMB
2 stops24h 20mMultiple Airlines
Tue 2/922:55CMB - BKK
2 stops23h 15mMultiple Airlines
Deal found 10/7฿9,958
Sat 23/807:45BKK - CMB
Nonstop3h 20mศรีลังกาแอร์ไลน์
Fri 29/801:10CMB - BKK
Nonstop3h 35mศรีลังกาแอร์ไลน์
Deal found 8/7฿11,330
Wed 12/1110:05CNX - CMB
1 stop13h 25mThai AirAsia
Wed 26/1123:00CMB - CNX
1 stop22h 00mThai AirAsia
Deal found 9/7฿12,048
Thu 13/1115:10CNX - CMB
1 stop8h 20mMultiple Airlines
Tue 25/1123:00CMB - CNX
1 stop16h 20mMultiple Airlines
Deal found 9/7฿12,668
Thu 13/1109:10CNX - CMB
1 stop14h 20mแอร์เอเชีย
Wed 26/1123:00CMB - CNX
1 stop8h 10mแอร์เอเชีย
Deal found 9/7฿12,962
Fri 22/812:30USM - CMB
2 stops10h 55mMultiple Airlines
Fri 29/823:15CMB - USM
1 stop9h 50mMultiple Airlines
Deal found 8/7฿18,676

Cheapflights Fare Finder

Customise your flight search to find flights from Thailand to Sri Lanka 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 10 July 2025.
Use the filters below to find and compare flights from Thailand to Sri Lanka that are best for you.

Fly from

Thailand

Fly to

Sri Lanka

Route

Depart

Return

Price

BangkokColombo

DMK - CMB

DMKCMB

Bangkok Don Mueang Intl

Thu 14/8

20:20-22:15

Nonstop3h 25m

Colombo Bandaranaike Intl

Wed 20/8

23:15-04:15

Nonstop3h 30m

฿8,522

Phuket CityColombo

HKT - CMB

HKTCMB

Phuket City

Sun 24/8

11:10-21:55

1 stop12h 15m

Colombo Bandaranaike Intl

Sun 31/8

22:55-14:55

1 stop14h 30m

฿9,175

BangkokColombo

DMK - CMB

DMKCMB

Bangkok Don Mueang Intl

Fri 8/8

15:15-21:55

1 stop8h 10m

Colombo Bandaranaike Intl

Mon 18/8

23:15-04:15

Nonstop3h 30m

฿9,403

Phuket CityColombo

HKT - CMB

HKTCMB

Phuket City

Sun 24/8

09:40-09:40

2 stops25h 30m

Colombo Bandaranaike Intl

Sun 31/8

22:55-14:55

1 stop14h 30m

฿9,828

BangkokColombo

DMK - CMB

DMKCMB

Bangkok Don Mueang Intl

Thu 7/8

15:15-21:55

1 stop8h 10m

Colombo Bandaranaike Intl

Fri 15/8

10:40-20:50

1 stop8h 40m

฿9,893

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Wed 13/8

10:50-09:40

2 stops24h 20m

Colombo Bandaranaike Intl

Tue 2/9

22:55-23:40

2 stops23h 15m

฿9,958

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Sat 23/8

10:05-18:30

1 stop9h 55m

Colombo Bandaranaike Intl

Sat 30/8

19:30-09:05

1 stop12h 05m

฿10,220

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Sun 24/8

13:55-15:45

Nonstop3h 20m

Colombo Bandaranaike Intl

Sun 31/8

07:50-12:55

Nonstop3h 35m

฿11,232

Chiang MaiColombo

CNX - CMB

CNXCMB

Chiang Mai

Wed 12/11

10:05-22:00

1 stop13h 25m

Colombo Bandaranaike Intl

Wed 26/11

23:00-22:30

1 stop22h 00m

฿12,048

Chiang MaiColombo

CNX - CMB

CNXCMB

Chiang Mai

Thu 13/11

15:10-22:00

1 stop8h 20m

Colombo Bandaranaike Intl

Tue 25/11

23:00-16:50

1 stop16h 20m

฿12,668

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 48 results
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Best time to book a flight from Thailand to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka from Thailand 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 Thailand to Sri Lanka

What is the cheapest time of day to fly from TH to LK?

Find hourly flight availability from Thailand to Sri Lanka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 July 2025.

When flying from Thailand to Sri Lanka, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Thailand to Sri Lanka

Explore weekly flight availability from Thailand to Sri Lanka. 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 10 July 2025.

The most flights from TH0 to LK0 are scheduled on a Wednesday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Sri Lanka

Get insights into the airlines that provide service to Sri Lanka. 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 Sri Lanka. Reviews last updated 10 July 2025.
See what other customers who have flown with Emirates, Singapore Airlines, andThai Airways from Thailand to Sri Lanka have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Related info for your journey

Find useful and relevant information for your journey from Thailand to Sri Lanka. 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 to fly from Thailand to Sri Lanka one-way?

    To fly one-way, consider booking your trip with แอร์เอเชีย, which is currently one of the cheapest options available, starting at ฿3,722. Thai AirAsia flights start at ฿3,853 while deals on IndiGo start at ฿4,636 one-way.

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

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

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

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

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

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

See more FAQs

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 3 airlines flying from Thailand to Sri Lanka

Discover the top 3 airlines that operate flights from Thailand to Sri Lanka. 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 10 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest฿6,700Average฿9,064FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
ศรีลังกาแอร์ไลน์Cheapest฿8,361Average฿12,207FlexibilityNo cancel feeOn-time68%
Search ศรีลังกาแอร์ไลน์ flights
Thai AirwaysCheapest฿11,597Average฿13,670FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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

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 Sri Lanka from Thailand today with Cheapflights!

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

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 Sri Lanka from Thailand.

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

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

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