What is the cheapest airline that flies from Colombo to Bangkok?

IndiGo, Malaysia Airlines, and Thai Airways are the most popular carriers operating from Colombo to Bangkok

How many flights depart from Colombo to Bangkok on average per day?

11 flights are operational daily from Colombo to Bangkok as of November 2025. The most popular departure time for this route is 01:00, with 65% of flights per day taking off in the morning.

How many flights depart from Colombo to Bangkok on average per week?

The number of flights available between Colombo and Bangkok is 78 per week as of November 2025. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.

Which airlines fly to Bangkok?

Thai AirAsia, SriLankan Airlines and Thai Airways are the top three most popular airlines that fly to Bangkok from Colombo according to our data. Thai AirAsia is the first choice among our users, with 75% of people opting to fly with this airline when travelling to Bangkok. Keep in mind that there are 3 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Colombo to Bangkok?

Prices for flights from Colombo to Bangkok refresh daily.

How many operators does momondo search for flights from Colombo to Bangkok?

As of November 2025, there are 3 operators available to choose from for flights from Colombo to Bangkok.

How old do you have to be to fly from Colombo to Bangkok?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Colombo to Bangkok.

What documentation or ID do you need to fly to Bangkok?

The travel and health documents required for your trip to Bangkok can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Bangkok. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$306 Cheap Flights from Colombo to Bangkok in 2025/26

Q: What is the typical price of a round-trip flight between Colombo and Bangkok?

Prices are currently typical for flights on this route. Typical prices usually range from $393 to $568. The lowest price recently found on this route was $458.

1 adult

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Cheap return flights

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00:45 - 20:00CMB-BKK

17h 45m1 stop

09:35 - 23:30BKK-CMB

15h 25m1 stop

$458Singapore Airlines

Find Deal

Mon, 2 Mar - Thu, 12 Mar

00:45 - 20:00CMB-BKK

17h 45m1 stop

09:35 - 23:30BKK-CMB

15h 25m1 stop

$469Singapore Airlines

Find Deal

Wed, 4 Mar - Thu, 12 Mar

00:45 - 20:00CMB-BKK

17h 45m1 stop

18:10 - 10:45BKK-CMB

18h 05m1 stop

$475Singapore Airlines

Find Deal

Wed, 4 Feb - Sat, 7 Feb

03:00 - 19:35CMB-BKK

15h 05m2 stops

09:00 - 11:00BKK-CMB

3h 30mdirect

$599Multiple Airlines

Find Deal

Fri, 12 Dec - Wed, 17 Dec

10:25 - 22:55CMB-BKK

11h 00m2 stops

09:00 - 11:00BKK-CMB

3h 30mdirect

$604Multiple Airlines

Find Deal

Sat, 13 Dec - Wed, 17 Dec

00:05 - 18:55CMB-BKK

17h 20m1 stop

11:05 - 22:55BKK-CMB

13h 20m1 stop

$633Malaysia Airlines

Find Deal

Tue, 14 Apr - Wed, 22 Apr

00:40 - 16:05CMB-BKK

13h 55m1 stop

05:40 - 23:35BKK-CMB

19h 25m1 stop

$637Malaysia Airlines

Find Deal

Tue, 16 Dec - Mon, 5 Jan

07:30 - 12:35CMB-BKK

3h 35mdirect

15:20 - 17:20BKK-CMB

3h 30mdirect

$651SriLankan Airlines

Find Deal

Sat, 13 Dec - Wed, 17 Dec

01:15 - 06:20CMB-BKK

3h 35mdirect

15:20 - 17:20BKK-CMB

3h 30mdirect

$671SriLankan Airlines

Find Deal

Fri, 12 Dec - Wed, 17 Dec

17:05 - 20:20CMB-BKK

25h 45m1 stop

22:20 - 18:15BKK-CMB

21h 25m1 stop

$766Air India

Find Deal

Tue, 16 Dec - Tue, 23 Dec

SriLankan Airlines flights from Colombo to Bangkok

Our best SriLankan Airlines deals on Colombo to Bangkok flight tickets

SriLankan Airlines

13 Dec

CMB07:30Colombo Bandaranaike Intl

3h 35m

BKK12:35Bangkok Suvarnabhumi

17 Dec

BKK15:20Bangkok Suvarnabhumi

3h 30m

CMB17:20Colombo Bandaranaike Intl

$651

Find similar

SriLankan Airlines

12 Dec

CMB01:15Colombo Bandaranaike Intl

3h 35m

BKK06:20Bangkok Suvarnabhumi

17 Dec

BKK15:20Bangkok Suvarnabhumi

3h 30m

CMB17:20Colombo Bandaranaike Intl

$671

Find similar

Singapore Airlines flights from Colombo to Bangkok

Our best Singapore Airlines deals on Colombo to Bangkok flight tickets

Singapore Airlines

2 Mar

CMB00:45Colombo Bandaranaike Intl

17h 45m

1 stop

BKK20:00Bangkok Suvarnabhumi

12 Mar

BKK09:35Bangkok Suvarnabhumi

15h 25m

1 stop

CMB23:30Colombo Bandaranaike Intl

$458

Find similar

Singapore Airlines

4 Mar

CMB00:45Colombo Bandaranaike Intl

17h 45m

1 stop

BKK20:00Bangkok Suvarnabhumi

12 Mar

BKK09:35Bangkok Suvarnabhumi

15h 25m

1 stop

CMB23:30Colombo Bandaranaike Intl

$469

Find similar

Singapore Airlines

4 Feb

CMB00:45Colombo Bandaranaike Intl

17h 45m

1 stop

BKK20:00Bangkok Suvarnabhumi

8 Feb

BKK09:35Bangkok Suvarnabhumi

15h 25m

1 stop

CMB23:30Colombo Bandaranaike Intl

$475

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Mon 2/3

00:45-20:00

1 stop17h 45m

Bangkok Suvarnabhumi

Thu 12/3

09:35-23:30

1 stop15h 25m

$458

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 4/3

00:45-20:00

1 stop17h 45m

Bangkok Suvarnabhumi

Thu 12/3

09:35-23:30

1 stop15h 25m

$469

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 4/2

00:45-20:00

1 stop17h 45m

Bangkok Suvarnabhumi

Sat 7/2

18:10-10:45

1 stop18h 05m

$475

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Fri 12/12

03:00-19:35

2 stops15h 05m

Bangkok Suvarnabhumi

Wed 17/12

09:00-11:00

Nonstop3h 30m

$599

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sat 13/12

10:25-22:55

2 stops11h 00m

Bangkok Suvarnabhumi

Wed 17/12

09:00-11:00

Nonstop3h 30m

$604

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Tue 14/4

00:05-18:55

1 stop17h 20m

Bangkok Suvarnabhumi

Wed 22/4

11:05-22:55

1 stop13h 20m

$633

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Tue 16/12

00:40-16:05

1 stop13h 55m

Bangkok Suvarnabhumi

Mon 5/1

05:40-23:35

1 stop19h 25m

$637

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Sat 13/12

07:30-12:35

Nonstop3h 35m

Bangkok Suvarnabhumi

Wed 17/12

15:20-17:20

Nonstop3h 30m

$651

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Fri 12/12

01:15-06:20

Nonstop3h 35m

Bangkok Suvarnabhumi

Wed 17/12

15:20-17:20

Nonstop3h 30m

$671

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Tue 16/12

17:05-20:20

1 stop25h 45m

Bangkok Suvarnabhumi

Tue 23/12

22:20-18:15

1 stop21h 25m

$766

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colombo to Bangkok

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Colombo and Bangkok?

What is the cheapest month to fly to Bangkok?

The month of October is, on average, the cheapest month to fly to Bangkok from Colombo, with most prices found around $422. The month of May is another great option to travel to Bangkok, with average flight prices from Colombo averaging around $431.

What is the cheapest day to depart on your flight to Bangkok?

The cheapest day to depart on your flight to Bangkok is on a Saturday when prices can be found for as low as $1,146. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,460. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bangkok.

What is the cheapest time of day to depart on your flight to Bangkok?

Flying to Bangkok from Colombo in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,127 when looking at flights departing in the morning. Flights to Bangkok are more costly in the evening, with an average ticket price of $1,273. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Colombo to Bangkok flight route?

Fly from Colombo Bandaranaike Intl to Bangkok Don Mueang Intl for the best Colombo - Bangkok flight prices

How far in advance should I book a flight to Bangkok?

You are more likely to see cheaper flights to Bangkok from Colombo when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $458 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Colombo for as low as $425 on momondo.

What cabin class options are available on Colombo to Bangkok flights?

There are 2 cabin classes available to choose from on Colombo to Bangkok flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Colombo to Bangkok flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colombo to Bangkok

Fastest flight time	3h 35m
Direct flights	Tue, Wed, Thu, Sat and Sun
Airports in Bangkok	1 airport

The fastest flight from Colombo to Bangkok takes 3h 35m

Direct flights go from Colombo to Bangkok on Tuesday, Wednesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights..

There is 1 airport near Bangkok: Bangkok Suvarnabhumi (BKK)

Search flight deals

How far is Colombo to Bangkok by plane?
A flight from Colombo to Bangkok will travel around 2383.1 km. 3h 35m is a normal flight duration for this route.
When did momondo last update prices for flights from Colombo to Bangkok?
Prices for flights from Colombo to Bangkok refresh daily.
How many operators does momondo search for flights from Colombo to Bangkok?
As of November 2025, there are 3 operators available to choose from for flights from Colombo to Bangkok.
How old do you have to be to fly from Colombo to Bangkok?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Colombo to Bangkok.
What documentation or ID do you need to fly to Bangkok?
The travel and health documents required for your trip to Bangkok can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Bangkok. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Colombo to Bangkok

Compare and see reviews for airlines that fly from Colombo to Bangkok with momondo

Airline	Rating	Free cancellation	Price
Thai AirAsia	PriceFrom $274	Free cancellation	Rating 7.5 217 reviews	Search Thai AirAsia flights
SriLankan Airlines	PriceFrom $582	Free cancellation	Rating 6.9 76 reviews	Search SriLankan Airlines flights
Thai Airways	PriceFrom $584	Free cancellation	Rating 7.8 361 reviews	Search Thai Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Colombo to Bangkok?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Colombo to Bangkok . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Colombo to Bangkok with flexible booking policies on momondo?

momondo does allow users to show only those flights to Bangkok from Colombo which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Colombo to Bangkok?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Colombo to Bangkok.

I’m not ready to book a flight from Colombo to Bangkok right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Colombo to Bangkok flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Bangkok trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Bangkok Suvarnabhumi Airport

Bangkok Don Mueang Intl Airport

Popular Cities in Thailand

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Cheap flights from Colombo to Bangkok from $306

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colombo to Bangkok departing on 17/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Colombo to Bangkok

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

SriLankan Airlines flights from Colombo to Bangkok

Our best SriLankan Airlines deals on Colombo to Bangkok flight tickets

Singapore Airlines flights from Colombo to Bangkok

Our best Singapore Airlines deals on Colombo to Bangkok flight tickets

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

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How to get the cheapest flight ticket from Colombo to Bangkok

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Colombo and Bangkok?

What is the cheapest month to fly to Bangkok?

The month of October is, on average, the cheapest month to fly to Bangkok from Colombo, with most prices found around $422. The month of May is another great option to travel to Bangkok, with average flight prices from Colombo averaging around $431.

What is the cheapest day to depart on your flight to Bangkok?

What is the cheapest time of day to depart on your flight to Bangkok?

What is the cheapest Colombo to Bangkok flight route?

Fly from Colombo Bandaranaike Intl to Bangkok Don Mueang Intl for the best Colombo - Bangkok flight prices

How far in advance should I book a flight to Bangkok?

What cabin class options are available on Colombo to Bangkok flights?

There are 2 cabin classes available to choose from on Colombo to Bangkok flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Colombo to Bangkok?

IndiGo, Malaysia Airlines, and Thai Airways are the most popular carriers operating from Colombo to Bangkok

Which airlines fly to Bangkok?

How many flights depart from Colombo to Bangkok on average per day?

11 flights are operational daily from Colombo to Bangkok as of November 2025. The most popular departure time for this route is 01:00, with 65% of flights per day taking off in the morning.

How many flights depart from Colombo to Bangkok on average per week?

The number of flights available between Colombo and Bangkok is 78 per week as of November 2025. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.

Cheap Colombo to Bangkok flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colombo to Bangkok

Fastest flight time

Direct flights

Airports in Bangkok

How far is Colombo to Bangkok by plane?

When did momondo last update prices for flights from Colombo to Bangkok?

How many operators does momondo search for flights from Colombo to Bangkok?

How old do you have to be to fly from Colombo to Bangkok?

What documentation or ID do you need to fly to Bangkok?

Best airlines flying from Colombo to Bangkok

Compare and see reviews for airlines that fly from Colombo to Bangkok with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Colombo to Bangkok?

Can I find flights from Colombo to Bangkok with flexible booking policies on momondo?

How can momondo help me find flights from Colombo to Bangkok?

I’m not ready to book a flight from Colombo to Bangkok right now. Can momondo alert me if prices change?

An easier way to manage your Bangkok trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 24.8 km from Bangkok