How long is the flight from Bangkok to Sri Lanka?

There are many flights that can get you from Bangkok to Sri Lanka in 9h 40m. Fly via Vietnam Airlines, Batik Air, or แอร์เอเชีย to get the fastest option. The distance from Bangkok to Sri Lanka is about 2382 km. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Bangkok to Sri Lanka one-way?

One-way options have recently been found by users for as low as ฿3,420 on Thai AirAsia. Other airlines that offer cheap prices include ศรีลังกาแอร์ไลน์ from ฿5,557 and Thai Airways from ฿6,434 one-way.

In terms of precipitation, rainfall in Sri Lanka ranges from 60.0 - 350.0 inches per month. October is typically the wettest month, when rainfall can reach 350.0 mm. February is typically the driest time to visit Sri Lanka when rainfall is around 60.0 mm.

If weather is an important factor for your trip to Sri Lanka, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

What are the most popular routes from Bangkok to Sri Lanka?

Most travellers choose Bangkok Suvarnabhumi - Colombo Bandaranaike Intl, Bangkok Don Mueang Intl - Colombo Bandaranaike Intl or Bangkok Suvarnabhumi - Sigiriya when deciding on the best route from Bangkok to Sri Lanka.

What are the cheapest flights from Bangkok to Sri Lanka?

On average you can expect to pay ฿10,780 for a flight from Bangkok to Sri Lanka. The cheapest flight overall is ฿5,781 while the most popular route, (Bangkok Suvarnabhumi - Colombo Bandaranaike Intl) is currently priced at ฿10,223.

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

Before booking your flight to Sri Lanka from Bangkok, have a look at the most reliable airlines to get you to your destination on time: แอร์แคนาดา (100%), Thai Airways (100%), Asiana Airlines( 100%).

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

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

How can I find direct flights from Bangkok to Sri Lanka?

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

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

Yes. Cheapflights offers flight deals from Bangkok 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.

฿4,995+ Cheap Flights from Bangkok to Sri Lanka

Cheap flight deals from Bangkok to Sri Lanka

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Bangkok to Sri Lanka
Explore the most affordable flight options available from Bangkok to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Tue 13/1014:45 -

1 stop19h 25m

Wed 14/1019:15 -

1 stop20h 10m

Deal found 17/9฿9,690

Sun 18/1020:25 -

Nonstop3h 20m

Tue 27/1023:10 -

Nonstop3h 25m

Deal found 17/9฿10,056

Mon 21/920:25 -

Nonstop3h 20m

Sun 27/923:15 -

Nonstop3h 35m

Deal found 18/9฿10,356

Sun 4/1020:25 -

Nonstop3h 20m

Fri 23/1023:15 -

Nonstop3h 35m

Deal found 15/9฿10,489

Sun 11/1014:45 -

1 stop25h 50m

Thu 15/1005:00 -

1 stop10h 25m

Deal found 16/9฿10,522

Mon 12/1007:30 -

1 stop10h 05m

Sun 18/1017:05 -

1 stop11h 55m

Deal found 17/9฿10,789

Sun 11/1007:30 -

1 stop10h 05m

Wed 14/1005:00 -

1 stop10h 25m

Deal found 17/9฿10,989

Sat 17/1007:30 -

1 stop22h 00m

Fri 23/1016:05 -

1 stop25h 45m

Deal found 14/9฿11,022

Sun 11/1007:30 -

1 stop10h 05m

Sat 24/1016:05 -

1 stop26h 00m

Deal found 17/9฿11,122

Tue 20/1007:30 -

1 stop22h 00m

Tue 27/1012:15 -

1 stop17h 20m

Deal found 14/9฿11,155

Wed 28/1008:05 -

1 stop28h 20m

Tue 3/1112:15 -

1 stop31h 00m

Deal found 16/9฿11,188

Sun 18/1022:25 -

1 stop31h 05m

Tue 27/1005:10 -

1 stop14h 05m

Deal found 16/9฿11,355

Best flights from Bangkok to Sri Lanka
Discover carefully curated flight deals from Bangkok to Sri Lanka that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Wed 9/1214:20 -

1 stop11h 50m

Wed 16/1201:55 -

1 stop15h 05m

Deal found 18/9฿13,053

Fri 9/1011:50 -

1 stop10h 25m

Sat 17/1022:55 -

2 stops11h 35m

Deal found 16/9฿14,485

Sun 4/1018:00 -

1 stop28h 15m

Fri 23/1021:45 -

1 stop17h 25m

Deal found 15/9฿15,451

Tue 22/1214:00 -

1 stop9h 35m

Tue 5/123:05 -

1 stop12h 25m

Deal found 15/9฿18,115

Tue 5/113:40 -

1 stop9h 40m

Sun 10/110:25 -

1 stop7h 15m

Deal found 16/9฿18,448

Sat 14/1120:50 -

1 stop29h 20m

Fri 27/1101:55 -

1 stop15h 05m

Deal found 19/9฿14,618

Sun 11/1018:00 -

1 stop28h 15m

Wed 14/1021:45 -

1 stop17h 25m

Deal found 15/9฿15,551

Sat 14/1119:35 -

1 stop30h 35m

Wed 9/1201:55 -

1 stop15h 05m

Deal found 16/9฿14,652

Thu 1/1012:10 -

2 stops23h 35m

Thu 15/1011:15 -

2 stops22h 25m

Deal found 18/9฿32,999

Thu 17/1220:50 -

1 stop29h 20m

Sun 3/101:55 -

1 stop16h 20m

Deal found 15/9฿14,718

Mon 21/1213:40 -

1 stop8h 35m

Mon 4/121:45 -

1 stop13h 25m

Deal found 15/9฿19,447

Sat 19/1219:35 -

1 stop30h 35m

Fri 1/101:55 -

1 stop16h 20m

Deal found 16/9฿16,217

Mon 21/1213:40 -

1 stop8h 35m

Wed 6/121:45 -

1 stop20h 00m

Deal found 15/9฿19,547

Thu 24/1218:00 -

1 stop28h 15m

Sat 9/121:45 -

1 stop17h 45m

Deal found 14/9฿20,845

Wed 23/1211:20 -

1 stop14h 50m

Sun 3/101:55 -

2 stops31h 50m

Deal found 15/9฿19,080

Sun 20/1218:00 -

1 stop28h 15m

Sat 9/121:45 -

1 stop17h 45m

Deal found 14/9฿21,012

Sun 20/1211:20 -

1 stop14h 50m

Fri 8/101:55 -

2 stops31h 50m

Deal found 14/9฿19,147

Sun 18/1023:50 -

1 stop18h 15m

Tue 27/1011:15 -

2 stops21h 20m

Deal found 18/9฿32,999

Wed 28/1012:20 -

2 stops13h 50m

Sun 1/1101:55 -

2 stops31h 50m

Deal found 16/9฿19,247

Tue 27/1018:05 -

2 stops32h 05m

Sun 1/1101:55 -

2 stops31h 50m

Deal found 16/9฿19,447

Fri 11/1211:10 -

2 stops24h 35m

Fri 18/1211:15 -

2 stops31h 25m

Deal found 18/9฿34,598

Sat 19/1220:50 -

1 stop29h 20m

Sun 3/101:55 -

2 stops31h 50m

Deal found 15/9฿19,680

Wed 23/1214:20 -

1 stop11h 50m

Fri 8/101:55 -

2 stops31h 50m

Deal found 14/9฿19,780

Direct flights from Bangkok to Sri Lanka
Explore direct flight options from Bangkok to Sri Lanka based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Sun 18/1020:25 -

Nonstop3h 20m

Tue 27/1023:10 -

Nonstop3h 25m

Deal found 17/9฿10,056

Fri 9/1020:25 -

Nonstop3h 20m

Fri 16/1023:15 -

Nonstop3h 35m

Deal found 19/9฿10,356

Fri 9/1020:25 -

Nonstop3h 20m

Sat 17/1023:15 -

Nonstop3h 35m

Deal found 16/9฿10,389

Sun 4/1020:25 -

Nonstop3h 20m

Fri 23/1023:15 -

Nonstop3h 35m

Deal found 15/9฿10,489

Sat 17/1007:45 -

Nonstop3h 20m

Thu 12/1107:30 -

Nonstop3h 35m

Deal found 17/9฿12,287

Fri 20/1121:55 -

Nonstop3h 36m

Wed 25/1101:00 -

Nonstop3h 40m

Deal found 16/9฿12,321

Thu 1/1007:45 -

Nonstop3h 20m

Thu 15/1007:35 -

Nonstop3h 40m

Deal found 18/9฿12,354

Mon 26/1008:10 -

Nonstop3h 30m

Sat 31/1007:30 -

Nonstop3h 35m

Deal found 18/9฿12,387

Sat 17/1007:45 -

Nonstop3h 20m

Fri 23/1007:35 -

Nonstop3h 40m

Deal found 14/9฿12,454

Tue 22/1213:55 -

Nonstop3h 30m

Sat 9/107:30 -

Nonstop3h 35m

Deal found 14/9฿12,487

Sun 18/1007:45 -

Nonstop3h 20m

Tue 27/1007:30 -

Nonstop3h 35m

Deal found 16/9฿12,620

Sat 14/1113:55 -

Nonstop3h 30m

Sat 28/1107:30 -

Nonstop3h 35m

Deal found 16/9฿12,687

Find flight deals from Bangkok to Sri Lanka

Round-trip from	฿9,690
One-way from	฿4,995
Popular in	May
Cheapest in	January
Average price	฿13,153

Air India
13/10-14/10
2 total stops
39h 35m total
Bangkok to Sri Lanka

Search Deals

Thai AirAsia
3/11-31/12
Nonstop
3h 20m total
Bangkok to Sri Lanka

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (฿53,015 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (฿6,457 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Tue 20/10

20:25-22:15

Nonstop3h 20m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿5,361

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Wed 30/9

20:25-22:15

Nonstop3h 20m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿5,628

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Sat 24/10

11:50-20:45

1 stop10h 25m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿6,560

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Wed 13/1

19:25-22:05

1 stop28h 10m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿6,660

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Thu 31/12

19:35-00:40

1 stop30h 35m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿6,793

BangkokColombo

BKK Bangkok Suvarnabhumi - CMB Colombo Bandaranaike Intl

BKKCMB

Bangkok Suvarnabhumi

Tue 3/11

19:35-00:40

1 stop30h 35m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿6,793

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Mon 25/1

07:00-21:50

2 stops16h 20m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿6,926

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Sat 19/12

20:10-22:00

Nonstop3h 20m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿7,026

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Sat 13/2

09:55-21:50

1 stop13h 25m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿8,525

BangkokColombo

DMK Bangkok Don Mueang Intl - CMB Colombo Bandaranaike Intl

DMKCMB

Bangkok Don Mueang Intl

Tue 15/12

09:30-22:05

2 stops14h 05m

Colombo Bandaranaike Intl

Wed 31/12

00:00-01:30

Nonstop0h 00m

฿8,691

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 41 resultsSorted by cheapest first

...

Best time to book a flight from Bangkok to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka from Bangkok with our price prediction graph.

BKK-CMB

DMK-CMB

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 Bangkok to Sri Lanka

TH1-LK0

BKK-CMB

DMK-CMB

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

Currently, November is the cheapest month in which you can book a flight from Bangkok to Sri Lanka (average of ฿9,690). Flying from Bangkok to Sri Lanka in May is currently the most expensive (average of ฿14,518). 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 BKK to LK?

It’s optimal to fly from Bangkok to Sri Lanka in the evening. By choosing this option you can save up to 69% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Bangkok to Sri Lanka

The most flights from TH1 to LK0 are scheduled on a Wednesday (14 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (6 on average).

How often are flights from Bangkok to Sri Lanka delayed?

About 16% of weekly flights between Bangkok and Sri Lanka have experienced delays in the past year, with the average delay time being 109 minutes.

What is the most punctual flight time for Bangkok to Sri Lanka flights?

Historically, flights departing in the morning 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 Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Bangkok to Sri Lanka flights?

Over the past year, Thai Airways have had the lowest number of delays on this route, with just 7% of flights being delayed.

How far ahead should I book a flight from Bangkok to Sri Lanka?

Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bangkok to Sri Lanka. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Sri Lanka

See what other customers who have flown with Thai AirAsia and ศรีลังกาแอร์ไลน์ from Bangkok 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.

Thai AirAsia

7.5

Good

249 reviews

Check prices

Reviews

1 / 6

6.0

Good

Anonymous,Sep 2026

SAI - DMK

Most robbery High expensive and collected huge amount of excess baggage 1 g to 20kg at a huge robbery Even drinking water should be buy!

Thai AirAsia

7.5

Good

249 reviews

Thai AirAsia

7.5

Good

249 reviews

Check prices

Reviews

1 / 6

6.0

Good

Anonymous,Sep 2026

SAI - DMK

Most robbery High expensive and collected huge amount of excess baggage 1 g to 20kg at a huge robbery Even drinking water should be buy!

ศรีลังกาแอร์ไลน์

6.8

Okay

87 reviews

Thai AirAsia

7.5

Good

249 reviews

Check prices

Reviews

1 / 6

6.0

Good

Anonymous,Sep 2026

SAI - DMK

Most robbery High expensive and collected huge amount of excess baggage 1 g to 20kg at a huge robbery Even drinking water should be buy!

Related info for your journey

How long is the flight from Bangkok to Sri Lanka?
There are many flights that can get you from Bangkok to Sri Lanka in 9h 40m. Fly via Vietnam Airlines, Batik Air, or แอร์เอเชีย to get the fastest option. The distance from Bangkok to Sri Lanka is about 2382 km. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Bangkok to Sri Lanka one-way?
One-way options have recently been found by users for as low as ฿3,420 on Thai AirAsia. Other airlines that offer cheap prices include ศรีลังกาแอร์ไลน์ from ฿5,557 and Thai Airways from ฿6,434 one-way.
What are the most popular routes from Bangkok to Sri Lanka?
Most travellers choose Bangkok Suvarnabhumi - Colombo Bandaranaike Intl, Bangkok Don Mueang Intl - Colombo Bandaranaike Intl or Bangkok Suvarnabhumi - Sigiriya when deciding on the best route from Bangkok to Sri Lanka.
What are the most reliable airlines from Bangkok to Sri Lanka?
Before booking your flight to Sri Lanka from Bangkok, have a look at the most reliable airlines to get you to your destination on time: แอร์แคนาดา (100%), Thai Airways (100%), Asiana Airlines( 100%).
What are the cheapest flights from Bangkok to Sri Lanka?
On average you can expect to pay ฿10,780 for a flight from Bangkok to Sri Lanka. The cheapest flight overall is ฿5,781 while the most popular route, (Bangkok Suvarnabhumi - Colombo Bandaranaike Intl) is currently priced at ฿10,223.
Can I find deals for flights from Bangkok to Sri Lanka that include hotel bookings?
Yes. In addition to deals on Bangkok to Sri Lanka flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Bangkok to Sri Lanka?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Sri Lanka.
Can I find deals for business class flights from Bangkok to Sri Lanka?
Yes. Cheapflights offers flight deals from Bangkok 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.
What is the cheapest month to book a flight from Bangkok to Sri Lanka?
Currently, November is the cheapest month in which you can book a flight from Bangkok to Sri Lanka (average of ฿9,690). Flying from Bangkok to Sri Lanka in May is currently the most expensive (average of ฿14,518). 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

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Top 2 airlines flying from Bangkok to Sri Lanka

Airline	Cheapest	Average	Flexibility	On-time
Thai AirAsia	Cheapest฿8,047	Average฿11,061	FlexibilityNo cancel fee	On-time87%	Search Thai AirAsia flights
ศรีลังกาแอร์ไลน์	Cheapest฿11,303	Average฿14,222	FlexibilityNo cancel fee	On-time68%	Search ศรีลังกาแอร์ไลน์ flights

Fly with Cheapflights

How does Cheapflights help users find flights from Bangkok 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 Bangkok today with Cheapflights!

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

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

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

Certainly. Search results for flights to Sri Lanka from Bangkok shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sri Lanka from Bangkok today and book when prices fit your budget.

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Cheap flights from Bangkok to Sri Lanka from ฿4,995

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Bangkok to Sri Lanka

Cheapest flights from Bangkok to Sri LankaExplore the most affordable flight options available from Bangkok to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Explore the most affordable flight options available from Bangkok to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Bangkok to Sri LankaDiscover carefully curated flight deals from Bangkok to Sri Lanka that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Discover carefully curated flight deals from Bangkok to Sri Lanka that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Direct flights from Bangkok to Sri LankaExplore direct flight options from Bangkok to Sri Lanka based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Explore direct flight options from Bangkok to Sri Lanka based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Last-minute flights from Bangkok to Sri LankaDiscover last-minute flight deals from Bangkok to Sri Lanka. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Bangkok to Sri Lanka. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Bangkok to Sri LankaSearch for one-way flight options from Bangkok to Sri Lanka. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Search for one-way flight options from Bangkok to Sri Lanka. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Find flight deals from Bangkok to Sri Lanka

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bangkok to Sri Lanka that are best for you.

Best time to book a flight from Bangkok to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka from Bangkok with our price prediction graph.

Cheapflights Insights

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

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

Find hourly flight availability from Bangkok 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 19 September 2026.

It’s optimal to fly from Bangkok to Sri Lanka in the evening. By choosing this option you can save up to 69% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Bangkok to Sri Lanka

Explore weekly flight availability from Bangkok 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 19 September 2026.

The most flights from TH1 to LK0 are scheduled on a Wednesday (14 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (6 on average).

How often are flights from Bangkok to Sri Lanka delayed?

About 16% of weekly flights between Bangkok and Sri Lanka have experienced delays in the past year, with the average delay time being 109 minutes.

What is the most punctual flight time for Bangkok to Sri Lanka flights?

Historically, flights departing in the morning 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 Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Bangkok to Sri Lanka flights?

Over the past year, Thai Airways have had the lowest number of delays on this route, with just 7% of flights being delayed.

How far ahead should I book a flight from Bangkok to Sri Lanka?

Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bangkok to Sri Lanka. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Sri Lanka

See what other customers who have flown with Thai AirAsia and ศรีลังกาแอร์ไลน์ from Bangkok 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.

Related info for your journey

How long is the flight from Bangkok to Sri Lanka?

What are the cheapest airlines to fly from Bangkok to Sri Lanka one-way?

What are the most popular routes from Bangkok to Sri Lanka?

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

What are the cheapest flights from Bangkok to Sri Lanka?

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

How can I find direct flights from Bangkok to Sri Lanka?

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Bangkok to Sri Lanka

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Bangkok and Sri Lanka flights

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Cheapest flights from Bangkok to Sri Lanka
Explore the most affordable flight options available from Bangkok to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Bangkok to Sri Lanka
Discover carefully curated flight deals from Bangkok to Sri Lanka that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Direct flights from Bangkok to Sri Lanka
Explore direct flight options from Bangkok to Sri Lanka based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Last-minute flights from Bangkok to Sri Lanka
Discover last-minute flight deals from Bangkok to Sri Lanka. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Bangkok to Sri Lanka
Search for one-way flight options from Bangkok to Sri Lanka. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.