CMB

฿4,826 Find Cheap Flights from Bangkok to Colombo – Compare and Save

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Everything you should know

Cheapest return flight
฿9,284
Typical prices: ฿10,602-฿14,636
Thai AirAsia
Fri 7/12Sun 16/12
DMK - CMB • Direct
Cheapest one-way flight
฿4,826
Typical prices: ฿4,828-฿7,664
Thai AirAsia
Sat 20/1
DMK - CMB • Direct
Direct flights
You can fly direct with ศรีลังกาแอร์ไลน์, Thai Airways, and Thai AirAsia. Average duration is 3h 30m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 14% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 94% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 13 weeks in advance save around 16% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 13% price drop
Most popular
Good to know
+1
Good to know
+1
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We hope you enjoy your trip to Colombo Bandaranaike Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Bangkok to Colombo

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Bangkok to Bandaranaike Intl

Mon 7 Dec - Wed 16 Dec
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
฿9,284Thai AirAsia
Mon 7 Dec - Wed 16 Dec
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
฿9,384Thai AirAsia
Mon 7 Dec - Wed 16 Dec
Thai AirAsia Logo
20:05 - 22:00DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
3h 25mdirect
Thai AirAsia Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
฿9,451Thai AirAsia
Mon 14 Dec - Tue 15 Dec
Air India Logo
06:50 - 04:10BKK  Bangkok Suvarnabhumi-CMB Colombo Bandaranaike Intl
22h 50m1 stop New Delhi Indira Gandhi Intl
Air India Logo
16:15 - 19:40CMB  Colombo Bandaranaike Intl-BKK Bangkok Suvarnabhumi
25h 55m1 stop Mumbai Chhatrapati Shivaji Intl
฿10,691Air India
Mon 14 Dec - Tue 15 Dec
Air India Logo
06:50 - 04:10BKK  Bangkok Suvarnabhumi-CMB Colombo Bandaranaike Intl
22h 50m1 stop New Delhi Indira Gandhi Intl
Air India Logo
16:15 - 19:40CMB  Colombo Bandaranaike Intl-BKK Bangkok Suvarnabhumi
25h 55m1 stop Mumbai Chhatrapati Shivaji Intl
฿10,725Air India
Sat 21 Nov - Sat 28 Nov
Multiple Airlines Logo
12:05 - 20:45DMK  Bangkok Don Mueang Intl-CMB Colombo Bandaranaike Intl
10h 10m1 stop Kuala Lumpur Intl
Multiple Airlines Logo
23:00 - 03:55CMB  Colombo Bandaranaike Intl-DMK Bangkok Don Mueang Intl
3h 25mdirect
฿10,892Multiple Airlines
Sun 29 Nov - Tue 1 Dec
ศรีลังกาแอร์ไลน์ Logo
13:55 - 15:55BKK  Bangkok Suvarnabhumi-CMB Colombo Bandaranaike Intl
3h 30mdirect
ศรีลังกาแอร์ไลน์ Logo
01:15 - 06:20CMB  Colombo Bandaranaike Intl-BKK Bangkok Suvarnabhumi
3h 35mdirect
฿11,797ศรีลังกาแอร์ไลน์
Mon 7 Dec - Tue 15 Dec
Thai Airways Logo
21:55 - 00:01BKK  Bangkok Suvarnabhumi-CMB Colombo Bandaranaike Intl
3h 36mdirect
Thai Airways Logo
01:00 - 06:10CMB  Colombo Bandaranaike Intl-BKK Bangkok Suvarnabhumi
3h 40mdirect
฿12,300Thai Airways
Thu 3 Dec - Tue 8 Dec
Thai Airways Logo
21:55 - 00:01BKK  Bangkok Suvarnabhumi-CMB Colombo Bandaranaike Intl
3h 36mdirect
Thai Airways Logo
01:00 - 06:10CMB  Colombo Bandaranaike Intl-BKK Bangkok Suvarnabhumi
3h 40mdirect
฿12,367Thai Airways
Fri 8 Jan - Fri 15 Jan
ศรีลังกาแอร์ไลน์ Logo
13:50 - 15:50BKK  Bangkok Suvarnabhumi-CMB Colombo Bandaranaike Intl
3h 30mdirect
ศรีลังกาแอร์ไลน์ Logo
07:30 - 12:35CMB  Colombo Bandaranaike Intl-BKK Bangkok Suvarnabhumi
3h 35mdirect
฿12,535ศรีลังกาแอร์ไลน์
Booking Insights

Price, demand, and travel trends for Bangkok to Colombo Bandaranaike Intl Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Bangkok to Colombo Bandaranaike Intl Airport?

Return flights from Bangkok to Colombo Bandaranaike Intl Airport typically range from ฿10,602 to ฿14,636. The lowest price found in the past 5 days was ฿9,284 on Thai AirAsia.

What's the cheapest day of the week to fly from Bangkok to Colombo Bandaranaike Intl Airport?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Bangkok to Colombo Bandaranaike Intl Airport. It's 8% cheaper than the average day, while Friday is the most expensive, with prices 3% higher.

What is the cheapest month to fly from Bangkok to Colombo Bandaranaike Intl Airport?

•March is the cheapest month to fly from Bangkok to Colombo Bandaranaike Intl Airport at ฿11,160 return.
•July (฿14,679) and May (฿14,411) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 31% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Bangkok to Colombo Bandaranaike Intl Airport the cheapest?

Flights from Bangkok to Colombo Bandaranaike Intl Airport are cheapest 13 weeks before departure. Booking in this window typically costs about 16% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Bangkok to Colombo Bandaranaike Intl Airport flights

Low season

October

Cheapest flight

฿4,826
Beat the crowds with an average 53% drop in travellers.
The most popular month to fly with an average 112% increase in travellers.
One-way flight from Bangkok Don Mueang Intl Airport to Colombo Bandaranaike Intl Airport

When to book flights from Bangkok to Bandaranaike Intl

Are your dates flexible? Find out the best times to travel from Bangkok to Bandaranaike Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Bangkok to Colombo Bandaranaike Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from Bangkok to Colombo Bandaranaike Intl Airport?

    These are the earliest and latest flight times available from Bangkok to Colombo Bandaranaike Intl Airport:

    • Earliest: departs at 08:10 and lands at 11:40
    • Latest: departs at 21:55 and lands at 01:25.

    The flight takes about 3h 30m.

  • Which cabin classes can I book on flights from Bangkok to Colombo Bandaranaike Intl Airport?

    Two cabin classes are available on flights from Bangkok to Colombo Bandaranaike Intl Airport:

    • Economy class
    • Business Class

  • How long is a flight from Bangkok to Colombo Bandaranaike Intl Airport?

    A direct flight from Bangkok to Colombo Bandaranaike Intl Airport takes 3h 30m, covering 3,814 km.

  • Do I need a passport to fly from Bangkok to Colombo Bandaranaike Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Bangkok to Colombo Bandaranaike Intl Airport flight?

    Return flights from Bangkok to Colombo Bandaranaike Intl Airport range from ฿10,602 to ฿14,636, with an average of ฿12,797 over the past 12 months. Anything below ฿10,602 counts as a good deal.

  • How expensive are last-minute Bangkok to Colombo Bandaranaike Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 1% above the ฿12,797 route average. Book 13 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Bangkok to Colombo Bandaranaike Intl Airport?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average ฿11,481 return via New Delhi Indira Gandhi Intl (DEL), compared with ฿12,854 for direct.

  • What is the standard checked bag allowance on flights from Bangkok to Colombo Bandaranaike Intl Airport?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge ฿865–฿3,351 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • How are flight departures from Bangkok to Colombo Bandaranaike Intl Airport spread across the day?

    Morning is the busiest departure period on Bangkok to Colombo Bandaranaike Intl Airport flights, with 25% leaving in that window. Afternoon departures account for 25%, Evening flights for 25%, and Night flights for 25%.

  • How are flight prices from Bangkok to Colombo Bandaranaike Intl Airport looking right now?

    One-way fares from Bangkok to Colombo Bandaranaike Intl Airport are currently lower than usual. Average one-way flight prices are about ฿5,406, which is 15% below the typical average for this route.

  • Which car hire options are available at Colombo Bandaranaike Intl Airport (CMB)?

    Colombo Bandaranaike Intl Airport (CMB) hosts 5 major car hire companies, with daily rates starting from around ฿1,441 for economy cars. Top options include:

    • Xdrive Mobility
    • GREEN MOTION
    • AcaRent
    • Ace
    • CarWiz

  • Which airports can I use when flying from Bangkok to Colombo Bandaranaike Intl Airport?

    Flights from Bangkok to Colombo Bandaranaike Intl Airport may depart from several airports in Bangkok area, including Bangkok Suvarnabhumi (BKK) and Bangkok Don Mueang Intl (DMK). Flights usually arrive at Colombo Bandaranaike Intl (CMB).

  • What time of day has the fewest delays on flights from Bangkok to Colombo Bandaranaike Intl Airport?

    Morning flights have the fewest delays on this route, while afternoon departures tend to have the most.

  • At what point is a flight considered delayed from Bangkok to Colombo Bandaranaike Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Bangkok to Colombo Bandaranaike Intl Airport route, 11% of flights were delayed in the past three months, with delays averaging 1h 54m.

  • Which airports do connecting flights from Bangkok to Colombo Bandaranaike Intl Airport pass through?

    Most connecting flights from Bangkok to Colombo Bandaranaike Intl Airport pass through New Delhi Indira Gandhi Intl (DEL), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Bangkok to Colombo Bandaranaike Intl Airport?

    Yes. Flexible dates can save you up to 12% on flights from Bangkok to Colombo Bandaranaike Intl Airport. Thursday is the cheapest departure day at ฿11,831 return on average, while Friday is the most expensive at ฿13,305, a difference of ฿1,475.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines fly from Bangkok to Colombo Bandaranaike Intl Airport?

    3 airlines operate flights between Bangkok and Colombo Bandaranaike Intl Airport. The airlines offering direct flights on this route include:

    • ศรีลังกาแอร์ไลน์
    • Thai Airways
    • Thai AirAsia

  • What is the time difference between Bangkok and Colombo Bandaranaike Intl Airport?

    Colombo Bandaranaike Intl Airport is 1 hour behind Bangkok (India Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which airlines offer extra legroom and free seat selection on Bangkok to Colombo Bandaranaike Intl Airport flights?

    Among airlines operating Bangkok to Colombo Bandaranaike Intl Airport flights:

    • ศรีลังกาแอร์ไลน์: offers free seat selection
    • Thai Airways: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Bangkok to Colombo Bandaranaike Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • ศรีลังกาแอร์ไลน์: a cabin bag and a checked bag in Economy class
    • Thai AirAsia: a cabin bag and a checked bag in Economy class
    • Thai Airways: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

Your guide to booking Bangkok to Colombo Bandaranaike Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Friday. On this route, Thursday flights average ฿11,831, which is about ฿1,475 less than Friday fares (11% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 13 weeks before you fly. On this route, that window historically saves about 16% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Bangkok to Colombo Bandaranaike Intl Airport trip for March. Fares historically average ฿11,160 return in that month – typically ฿3,519 less than the most expensive month, which is July (based on the last 12 months).
  • For the best chance of arriving on time, fly with Thai Airways. Over the past three months, 94% of Thai Airways flights from Bangkok to Colombo Bandaranaike Intl Airport arrived on time, slightly above the route average of 89%. When flights on this route arrive late, they're delayed by an average of 1h 54m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through New Delhi Indira Gandhi Intl Airport (DEL) can be cheaper than flying direct. The cheapest stopover option averages ฿11,481 return on this route – about ฿1,372 less than direct flights (based on the last 12 months).

Prefer to fly direct from Bangkok to Colombo Bandaranaike Intl?

 
Find which airlines fly direct from Bangkok to Colombo Bandaranaike Intl Airport, which days they fly and book direct flights.

Direct departures

Bangkok to Colombo Bandaranaike Intl

Monday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Tuesday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Wednesday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Thursday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Friday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Saturday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Sunday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

See more direct flights

Direct returns

Colombo Bandaranaike Intl to Bangkok

Monday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Tuesday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Wednesday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Thursday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Friday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Saturday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

Sunday

Thai AirAsia,Thai Airways,ศรีลังกาแอร์ไลน์

Thai AirAsia,Thai Airways, +1 more

See more direct flights

More options for your flight from Bangkok to Bandaranaike Intl

Complete your trip to Colombo with a hotel stay or car hire