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Cheap flights from Bangkok to Colombo from $147

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok to Colombo departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
IndiGo Logo
3:30 pm - 11:30 amBKK-CMB
21h 30m1 stop
IndiGo Logo
9:00 am - 12:00 pmCMB-BKK
25h 30m1 stop
$310IndiGo
Find Deal
Wed, Nov 5 - Tue, Nov 11
IndiGo Logo
1:05 pm - 4:15 pmBKK-CMB
28h 40m1 stop
IndiGo Logo
12:30 pm - 12:00 pmCMB-BKK
22h 00m1 stop
$311IndiGo
Find Deal
Thu, Oct 30 - Thu, Nov 6
IndiGo Logo
1:05 pm - 4:15 pmBKK-CMB
28h 40m1 stop
IndiGo Logo
3:00 am - 12:00 pmCMB-BKK
7h 30m1 stop
$320IndiGo
Find Deal
Thu, Oct 30 - Wed, Nov 5
IndiGo Logo
3:30 pm - 9:45 pmBKK-CMB
7h 45m1 stop
IndiGo Logo
8:55 pm - 12:05 pmCMB-BKK
13h 40m1 stop
$323IndiGo
Find Deal
Wed, Nov 12 - Thu, Nov 13
Multiple Airlines Logo
10:55 pm - 9:25 amBKK-CMB
12h 00m2 stops
Multiple Airlines Logo
11:00 pm - 11:30 pmCMB-BKK
23h 00m2 stops
$329Multiple Airlines
Find Deal
Wed, Nov 12 - Thu, Nov 13
Multiple Airlines Logo
10:55 pm - 9:25 amBKK-CMB
12h 00m2 stops
Multiple Airlines Logo
10:25 am - 11:30 pmCMB-BKK
11h 35m2 stops
$334Multiple Airlines
Find Deal
Wed, Nov 19 - Thu, Nov 27
SriLankan Airlines Logo
9:00 am - 11:00 amBKK-CMB
3h 30mnonstop
SriLankan Airlines Logo
1:15 am - 6:20 amCMB-BKK
3h 35mnonstop
$357SriLankan Airlines
Find Deal
Wed, Nov 5 - Mon, Nov 10
SriLankan Airlines Logo
9:00 am - 11:00 amBKK-CMB
3h 30mnonstop
SriLankan Airlines Logo
1:15 am - 6:20 amCMB-BKK
3h 35mnonstop
$358SriLankan Airlines
Find Deal
Thu, Oct 30 - Wed, Nov 5
Thai Airways Logo
9:55 pm - 12:01 amBKK-CMB
3h 36mnonstop
Thai Airways Logo
1:00 am - 6:10 amCMB-BKK
3h 40mnonstop
$380Thai Airways
Find Deal
Sun, Nov 30 - Thu, Dec 4
Thai Airways Logo
9:55 pm - 12:01 amBKK-CMB
3h 36mnonstop
Thai Airways Logo
1:00 am - 6:10 amCMB-BKK
3h 40mnonstop
$381Thai Airways
Find Deal
Sun, Nov 30 - Thu, Dec 4

IndiGo flights from Bangkok to Colombo

Our best IndiGo deals on Bangkok to Colombo flight tickets
IndiGo
Nov 5
BKK3:30 pmBangkok Suvarnabhumi
21h 30m
1 stop
CMB11:30 amColombo Bandaranaike Intl
Nov 11
CMB9:00 amColombo Bandaranaike Intl
25h 30m
1 stop
BKK12:00 pmBangkok Suvarnabhumi
$310
Find similar
IndiGo
Oct 30
BKK1:05 pmBangkok Suvarnabhumi
28h 40m
1 stop
CMB4:15 pmColombo Bandaranaike Intl
Nov 6
CMB12:30 pmColombo Bandaranaike Intl
22h 00m
1 stop
BKK12:00 pmBangkok Suvarnabhumi
$311
Find similar
IndiGo
Oct 30
BKK1:05 pmBangkok Suvarnabhumi
28h 40m
1 stop
CMB4:15 pmColombo Bandaranaike Intl
Nov 5
CMB3:00 amColombo Bandaranaike Intl
7h 30m
1 stop
BKK12:00 pmBangkok Suvarnabhumi
$320
Find similar

SriLankan Airlines flights from Bangkok to Colombo

Our best SriLankan Airlines deals on Bangkok to Colombo flight tickets
SriLankan Airlines
Nov 5
BKK9:00 amBangkok Suvarnabhumi
3h 30m
CMB11:00 amColombo Bandaranaike Intl
Nov 10
CMB1:15 amColombo Bandaranaike Intl
3h 35m
BKK6:20 amBangkok Suvarnabhumi
$357
Find similar
SriLankan Airlines
Oct 30
BKK9:00 amBangkok Suvarnabhumi
3h 30m
CMB11:00 amColombo Bandaranaike Intl
Nov 5
CMB1:15 amColombo Bandaranaike Intl
3h 35m
BKK6:20 amBangkok Suvarnabhumi
$358
Find similar
SriLankan Airlines
Nov 19
BKK9:00 amBangkok Suvarnabhumi
3h 30m
CMB11:00 amColombo Bandaranaike Intl
Nov 27
CMB7:30 amColombo Bandaranaike Intl
3h 35m
BKK12:35 pmBangkok Suvarnabhumi
$359
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bangkok to Colombo 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, momondo users made 832,500 searches. Data last updated October 1, 2025.
Use the filters below to find and compare flights from Bangkok to Colombo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Wed 11/5

3:30 pm-11:30 am

1 stop21h 30m

Colombo Bandaranaike Intl

Tue 11/11

9:00 am-12:00 pm

1 stop25h 30m

$310

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Thu 10/30

1:05 pm-4:15 pm

1 stop28h 40m

Colombo Bandaranaike Intl

Thu 11/6

12:30 pm-12:00 pm

1 stop22h 00m

$311

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Thu 10/30

1:05 pm-4:15 pm

1 stop28h 40m

Colombo Bandaranaike Intl

Wed 11/5

3:00 am-12:00 pm

1 stop7h 30m

$320

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Wed 11/12

3:30 pm-9:45 pm

1 stop7h 45m

Colombo Bandaranaike Intl

Thu 11/13

8:55 pm-12:05 pm

1 stop13h 40m

$323

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Wed 11/12

10:55 pm-9:25 am

2 stops12h 00m

Colombo Bandaranaike Intl

Thu 11/13

11:00 pm-11:30 pm

2 stops23h 00m

$329

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Wed 11/19

10:55 pm-9:25 am

2 stops12h 00m

Colombo Bandaranaike Intl

Thu 11/27

10:25 am-11:30 pm

2 stops11h 35m

$334

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Wed 11/5

9:00 am-11:00 am

Nonstop3h 30m

Colombo Bandaranaike Intl

Mon 11/10

1:15 am-6:20 am

Nonstop3h 35m

$357

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Thu 10/30

9:00 am-11:00 am

Nonstop3h 30m

Colombo Bandaranaike Intl

Wed 11/5

1:15 am-6:20 am

Nonstop3h 35m

$358

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Sun 11/30

9:55 pm-12:01 am

Nonstop3h 36m

Colombo Bandaranaike Intl

Thu 12/4

1:00 am-6:10 am

Nonstop3h 40m

$380

BangkokColombo

BKK - CMB

BKKCMB

Bangkok Suvarnabhumi

Sun 11/30

9:55 pm-12:01 am

Nonstop3h 36m

Colombo Bandaranaike Intl

Thu 12/4

1:00 am-6:10 am

Nonstop3h 40m

$381

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Colombo from

How to get the cheapest flight ticket from Bangkok to Colombo

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 Bangkok and Colombo?

What is the cheapest month to fly to Colombo?

The month of June is, on average, the cheapest month to fly to Colombo from Bangkok, with most prices found around $276. If you are unable to visit Colombo during the month of June, then departing from Bangkok during the month November is also very affordable. Most momondo users find prices during this month for around $284.

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

The cheapest day to depart from Bangkok to Colombo is on a Wednesday. Travelers who choose to depart for Colombo on a Wednesday will often find tickets for as low as $328. The most expensive day to fly to Colombo is Friday, with ticket prices averaging around $431.

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

Our most recent data shows that the best time of day to fly to Colombo is in the evening. Flights from Bangkok to Colombo during this time can be as low as $295. Flights to Colombo are more costly in the afternoon, with an average ticket price of $398. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Bangkok to Colombo flight route?

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

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

You are more likely to see cheaper flights to Colombo from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo for around $330 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colombo from Bangkok for as low as $260 on momondo.

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

There are 3 cabin classes available to choose from on Bangkok to Colombo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Bangkok to Colombo flight deals and tips

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

Fastest flight time

3h 20m

Direct flights

Every day

Airports in Colombo

1 airport
The fastest flight from Bangkok to Colombo takes 3h 20m
Direct flights go from Bangkok to Colombo every day.
There is 1 airport near Colombo: Colombo Bandaranaike Intl (CMB)
Search flight deals

  • How far is Bangkok to Colombo by plane?

    Bangkok and Colombo are 1480.8 mi apart from one another. Flights usually cover this in 3h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Bangkok to Colombo were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bangkok to Colombo.

  • What documentation or ID do you need to fly to Colombo?

    The travel and health documents you'll need for your trip to Colombo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colombo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Bangkok to Colombo

Compare and see reviews for airlines that fly from Bangkok to Colombo with momondo
Airline
Rating
Free Cancellation
Price
SriLankan AirlinesPriceFrom $151Free CancellationRating
6.8
75 reviews
Search SriLankan Airlines flights
Thai AirAsiaPriceFrom $262Free CancellationRating
7.5
216 reviews
Search Thai AirAsia flights
Thai AirwaysPriceFrom $371Free CancellationRating
7.8
354 reviews
Search Thai Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Colombo from Bangkok.

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

Flights from Bangkok to Colombo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Colombo from Bangkok.

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

Yes. momondo can track prices for Bangkok to Colombo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Colombo trip

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Find better results for your trip to Sri Lanka

Fly into one of these airports located in Colombo

Airports listed have a maximum distance of 17.4 mi from Colombo
Colombo Bandaranaike Intl Airport
Colombo Diyawanna Oya Seaplane Base Airport