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Cheap flights from Colombo Bandaranaike Intl Airport to Southeast Asia from £86

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — BKK
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Colombo to Southeast Asia

Keep the following information in mind while searching for Colombo to Southeast Asia flight deals. Data was last updated 16 September 2025.

Round-trip from

£136

One-way from

£86

Popular in

April

Cheapest in

October

Average price

£209
AirAsia
  • AirAsia
  • 18/10-25/10
  • Nonstop
  • 7h 15m total
  • Colombo to Southeast Asia
Search Deals
FitsAir
  • FitsAir
  • 21/9
  • Nonstop
  • 3h 55m total
  • Colombo to Southeast Asia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Colombo to Southeast Asia

Cheapest flights from Colombo to Southeast Asia
Explore the most affordable flight options available from Colombo to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Sat 18/1010:40CMB - KUL
Nonstop3h 45mAirAsia
Sat 25/1020:55KUL - CMB
Nonstop3h 30mAirAsia
Deal found 16/9£136
Thu 23/1022:55CMB - KUL
Nonstop3h 45mAirAsia
Wed 5/1108:25KUL - CMB
Nonstop3h 30mAirAsia
Deal found 15/9£140
Sat 20/910:40CMB - KUL
Nonstop3h 45mAirAsia
Sat 11/1008:40KUL - CMB
Nonstop3h 30mAirAsia
Deal found 14/9£145
Sun 14/922:55CMB - KUL
Nonstop3h 45mAirAsia
Sun 21/908:40KUL - CMB
Nonstop3h 30mAirAsia
Deal found 14/9£146
Wed 8/1022:55CMB - KUL
Nonstop3h 45mAirAsia
Mon 13/1008:40KUL - CMB
Nonstop3h 30mAirAsia
Deal found 15/9£149
Mon 22/922:55CMB - KUL
Nonstop3h 45mAirAsia
Wed 8/1008:40KUL - CMB
Nonstop3h 30mAirAsia
Deal found 14/9£153
Mon 22/922:55CMB - KUL
Nonstop3h 45mAirAsia
Fri 10/1020:55KUL - CMB
Nonstop3h 30mAirAsia
Deal found 14/9£154
Wed 17/909:05CMB - KUL
Nonstop3h 55mMultiple Airlines
Sun 12/1008:40KUL - CMB
Nonstop3h 30mMultiple Airlines
Deal found 14/9£155
Wed 17/909:05CMB - KUL
Nonstop3h 55mMultiple Airlines
Thu 9/1020:55KUL - CMB
Nonstop3h 30mMultiple Airlines
Deal found 14/9£155
Wed 17/909:05CMB - KUL
Nonstop3h 55mMultiple Airlines
Tue 14/1020:55KUL - CMB
Nonstop3h 30mMultiple Airlines
Deal found 14/9£156
Mon 8/1223:00CMB - KUL
Nonstop3h 45mAirAsia
Thu 11/1221:00KUL - CMB
Nonstop3h 30mAirAsia
Deal found 15/9£157
Wed 17/909:05CMB - KUL
Nonstop3h 55mMultiple Airlines
Sat 11/1008:40KUL - CMB
Nonstop3h 30mMultiple Airlines
Deal found 14/9£159

Cheapflights Fare Finder

 
Customise your flight search to find flights from Colombo to Southeast Asia 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 858,174 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to Southeast Asia that are best for you.

Fly from

Colombo

Fly to

Southeast Asia

Route

Depart

Return

Price

ColomboKuala Lumpur

CMB - KUL

CMBKUL

Colombo Bandaranaike Intl

Mon 22/12

23:00-05:15

Nonstop3h 45m

Kuala Lumpur Intl

Sun 4/1

21:00-22:00

Nonstop3h 30m

£157

ColomboKuala Lumpur

CMB - KUL

CMBKUL

Colombo Bandaranaike Intl

Wed 14/1

23:00-05:15

Nonstop3h 45m

Kuala Lumpur Intl

Sun 18/1

21:00-22:00

Nonstop3h 30m

£157

ColomboKuala Lumpur

CMB - KUL

CMBKUL

Colombo Bandaranaike Intl

Thu 16/10

00:20-06:40

Nonstop3h 50m

Kuala Lumpur Intl

Fri 24/10

22:00-22:55

Nonstop3h 25m

£207

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Mon 2/3

00:45-20:00

1 stop17h 45m

Bangkok Suvarnabhumi

Mon 30/3

18:30-10:45

1 stop17h 45m

£219

ColomboKuala Lumpur

CMB - KUL

CMBKUL

Colombo Bandaranaike Intl

Sun 19/10

00:05-06:20

Nonstop3h 45m

Kuala Lumpur Intl

Mon 27/10

22:35-23:35

Nonstop3h 30m

£221

ColomboKuala Lumpur

CMB - KUL

CMBKUL

Colombo Bandaranaike Intl

Thu 6/11

00:45-16:15

1 stop13h 00m

Kuala Lumpur Intl

Fri 14/11

10:30-23:30

1 stop15h 30m

£237

ColomboSingapore

CMB - SIN

CMBSIN

Colombo Bandaranaike Intl

Thu 23/10

22:55-09:50

1 stop8h 25m

Singapore Changi

Sun 26/10

18:35-22:00

1 stop5h 55m

£247

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Wed 15/10

00:05-16:20

1 stop14h 45m

Bangkok Suvarnabhumi

Sun 2/11

14:15-23:35

1 stop10h 50m

£264

ColomboSingapore

CMB - SIN

CMBSIN

Colombo Bandaranaike Intl

Fri 24/10

00:05-09:05

1 stop6h 30m

Singapore Changi

Sat 25/10

15:35-22:50

1 stop9h 45m

£267

ColomboBangkok

CMB - BKK

CMBBKK

Colombo Bandaranaike Intl

Tue 14/10

00:05-16:20

1 stop14h 45m

Bangkok Suvarnabhumi

Sat 1/11

20:05-23:35

1 stop29h 00m

£268

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 60 results
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Best time to book a flight from Colombo to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Colombo 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 Colombo Bandaranaike Intl Airport to Southeast Asia

What is the cheapest month to book a flight from Colombo Bandaranaike Intl Airport to Southeast Asia?

Currently, May is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Southeast Asia (average of £717). Flying from Colombo Bandaranaike Intl Airport to Southeast Asia in December is currently the most expensive (average of £1,123). 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 CMB to YJX?

Find hourly flight availability from Colombo to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colombo Bandaranaike Intl Airport to Southeast Asia as you normally would.

Weekly flight availability from Colombo Bandaranaike Intl Airport to Southeast Asia

Explore weekly flight availability from Colombo to Southeast Asia. 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 16 September 2025.

The most flights from CMB to zzYJX are scheduled on a Friday (16 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 16 September 2025.
Read through reviews of airlines operating flights from Colombo Bandaranaike Intl Airport to Southeast Asia, such as Singapore Airlines, Malaysia Airlines, andSriLankan Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Singapore Airlines
8.1
Very Good
1,365 reviews
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Malaysia Airlines
7.3
Good
278 reviews
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
SriLankan Airlines
6.8
Okay
75 reviews
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
AirAsia
6.8
Okay
216 reviews
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Jetstar Asia
6.7
Okay
58 reviews
Singapore Airlines
8.1
Very Good
1,365 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Related info for your journey

Find useful and relevant information for your journey from Colombo to Southeast Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colombo Bandaranaike Intl Airport to Southeast Asia?

    A quick flight from Colombo Bandaranaike Intl Airport to Southeast Asia can take about 3h 45m. AirAsia provides one of the quickest options available for as low as £157. Colombo Bandaranaike Intl Airport and Southeast Asia are separated by a distance of 1531 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Colombo Bandaranaike Intl Airport to Southeast Asia one-way?

    £91 is the cheapest one-way deal found within the past few days, from AirAsia. You may also be able to find cheap deals on Air India and Malaysia Airlines, with prices starting from £132 and £138, respectively.

  • What are the most popular routes from Colombo Bandaranaike Intl Airport to Southeast Asia?

    The most popular route from Colombo Bandaranaike Intl Airport to Southeast Asia is Colombo Bandaranaike Intl - Bangkok Suvarnabhumi. You may also consider Colombo Bandaranaike Intl - Denpasar Bali Ngurah Rai or Colombo Bandaranaike Intl - Singapore Changi.

  • What are the most reliable airlines from Colombo Bandaranaike Intl Airport to Southeast Asia?

    Consider Thai Airways (97%), Asiana Airlines (97%) or Japan Airlines (95%) when booking your flight. These represent the most reliable airlines when flying from Colombo Bandaranaike Intl Airport to Southeast Asia.

  • What are the cheapest flights from Colombo Bandaranaike Intl Airport to Southeast Asia?

    The cheapest flight price from Colombo Bandaranaike Intl Airport to Southeast Asia is £288. On average you can expect to pay £305. The most popular route, (Colombo Bandaranaike Intl - Bangkok Suvarnabhumi), can usually be booked for £203.

  • Can I find deals for flights from Colombo to Southeast Asia that include hotel bookings?

    Yes. In addition to deals on Colombo to Southeast Asia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Colombo to Southeast Asia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colombo to Southeast Asia.

  • Can I find deals for business class flights from Colombo to Southeast Asia?

    Yes. Cheapflights offers flight deals from Colombo to Southeast Asia 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 Colombo Bandaranaike Intl Airport to Southeast Asia?

    Currently, May is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to Southeast Asia (average of £717). Flying from Colombo Bandaranaike Intl Airport to Southeast Asia in December is currently the most expensive (average of £1,123). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Colombo to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
Colombo to Suvarnabhumi flights
Colombo to Denpasar flights
Colombo to Chennai flights
Colombo to Singapore flights
Colombo to Kuala Lumpur Intl flights
Colombo to Malé flights

Top 8 airlines flying from Colombo to Southeast Asia

Discover the top 8 airlines that operate flights from Colombo to Southeast Asia. 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 858,174 searches. Data last updated 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
SriLankan AirlinesCheapest£119Average£350FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights
Jetstar AsiaCheapest£128Average£240FlexibilityNo cancel feeOn-time86%
Search Jetstar Asia flights
IndiGoCheapest£155Average£222FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
AirAsiaCheapest£174Average£247FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
Thai AirAsiaCheapest£180Average£258FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Singapore AirlinesCheapest£205Average£268FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest£278Average£382FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Malaysia AirlinesCheapest£280Average£358FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Colombo to Southeast Asia?

Cheapflights makes it easy to find Colombo to Southeast Asia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Colombo to Southeast Asia?

Millions of users choose and trust Cheapflights to book the best flight deals from Colombo to Southeast Asia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Colombo to Southeast Asia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Colombo to Southeast Asia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Colombo to Southeast Asia become cheaper?

Yes! Start tracking prices for Colombo to Southeast Asia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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