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$393+ Cheap flights from Bandaranaike Intl (CMB) to Heathrow (LHR)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — LHR
May 18 — May 251
Mon 5/18
Mon 5/25
1 adult, Economy
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Find cheap flights from Colombo to Heathrow with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to London Heathrow are usually found in October or November, booked 61 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Colombo to Heathrow

Cheapest flights from Colombo to Heathrow
Explore the most affordable flight options available from Colombo to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:50 pm
CMB
-
LHR
1 stop13h 40m
Etihad Airways
Sat 5/309:45 pm
LHR
-
CMB
1 stop12h 40m
Etihad Airways
Deal found 4/14$710
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/710:00 am
CMB
-
LHR
1 stop13h 15m
Etihad Airways
Sat 5/168:45 pm
LHR
-
CMB
1 stop13h 40m
Etihad Airways
Deal found 4/17$711
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1610:00 am
CMB
-
LHR
1 stop13h 15m
Etihad Airways
Wed 6/179:45 pm
LHR
-
CMB
1 stop12h 40m
Etihad Airways
Deal found 4/17$713
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:50 pm
CMB
-
LHR
1 stop19h 25m
Etihad Airways
Wed 6/178:50 pm
LHR
-
CMB
1 stop19h 15m
Etihad Airways
Deal found 4/16$714
This Etihad Airways deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:15 am
CMB
-
LHR
1 stop15h 20m
Etihad Airways
Sat 9/199:45 pm
LHR
-
CMB
1 stop18h 20m
Etihad Airways
Deal found 4/14$715
This Etihad Airways deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:15 am
CMB
-
LHR
1 stop15h 20m
Etihad Airways
Sat 4/258:45 pm
LHR
-
CMB
1 stop19h 25m
Etihad Airways
Deal found 4/14$716
This Etihad Airways deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:50 pm
CMB
-
LHR
1 stop26h 00m
Etihad Airways
Tue 6/29:45 pm
LHR
-
CMB
1 stop18h 20m
Etihad Airways
Deal found 4/16$718
This Etihad Airways deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/294:15 am
CMB
-
LHR
1 stop13h 45m
Etihad Airways
Wed 5/68:45 pm
LHR
-
CMB
1 stop19h 20m
Etihad Airways
Deal found 4/16$719
This Qatar Airways deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/144:05 am
CMB
-
LHR
1 stop18h 25m
Qatar Airways
Thu 5/219:05 am
LHR
-
CMB
1 stop20h 15m
Qatar Airways
Deal found 4/14$720
This Qatar Airways deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:05 am
CMB
-
LHR
1 stop20h 50m
Qatar Airways
Thu 5/289:55 pm
LHR
-
CMB
1 stop24h 10m
Qatar Airways
Deal found 4/18$721
This Qatar Airways deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:20 pm
CMB
-
LHR
1 stop16h 10m
Qatar Airways
Tue 6/309:30 am
LHR
-
CMB
1 stop19h 40m
Qatar Airways
Deal found 4/16$722

Find flight deals from Colombo to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Colombo (CMB) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$710
(Kiwi.com)

One-way from

$393
(Qatar Airways)

Popular in

August

Cheapest in

October

Average price

$1,018

Good round-trip deal

$2,030 or less

Good one-way deal

$1,360 or less
Provider with most accurate pricing for Colombo Bandaranaike Intl-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Colombo Bandaranaike Intl-London Heathrow flights.
Search Deals
From Colombo Bandaranaike Intl to London Heathrow
Search Deals
One-way flight from Colombo Bandaranaike Intl to London Heathrow
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Colombo Bandaranaike Intl to London Heathrow.
Search Deals
Price to beat on a one-way flight from Colombo Bandaranaike Intl to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colombo to Heathrow 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 2,558,603 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Fri 5/1

9:50 pm-3:05 pm

1 stop21h 45m

London Heathrow

Wed 5/6

9:45 pm-3:00 am

1 stop24h 45m

$716

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Tue 5/5

9:50 pm-3:05 pm

1 stop21h 45m

London Heathrow

Wed 5/27

8:45 pm-8:35 pm

1 stop19h 20m

$716

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Fri 5/8

4:10 am-3:05 pm

1 stop15h 25m

London Heathrow

Fri 5/15

9:45 pm-3:00 am

1 stop24h 45m

$716
Quickest round-trip

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 5/10

4:10 am-12:45 pm

1 stop13h 05m

London Heathrow

Sat 5/16

8:45 pm-2:55 pm

1 stop13h 40m

$717

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 5/10

9:50 pm-7:00 am

1 stop13h 40m

London Heathrow

Wed 5/20

9:45 pm-8:35 pm

1 stop18h 20m

$729

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Tue 6/16

4:20 pm-12:45 pm

1 stop24h 55m

London Heathrow

Sat 6/20

9:45 pm-8:35 pm

1 stop18h 20m

$767

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Thu 5/21

5:20 pm-3:20 pm

2 stops26h 30m

London Heathrow

Thu 6/4

10:00 am-9:40 am

2 stops19h 10m

$833

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 5/17

5:20 pm-6:55 am

2 stops18h 05m

London Heathrow

Fri 6/19

10:05 pm-9:40 am

2 stops31h 05m

$847

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Wed 5/20

5:20 pm-3:20 pm

2 stops26h 30m

London Heathrow

Fri 6/19

10:05 pm-9:40 am

2 stops31h 05m

$847

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Mon 5/11

5:20 pm-3:20 pm

2 stops26h 30m

London Heathrow

Sun 6/28

10:05 pm-9:40 am

2 stops31h 05m

$869

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Colombo to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colombo to Heathrow in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Colombo Bandaranaike Intl Airport-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colombo Bandaranaike Intl Airport-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colombo Bandaranaike Intl Airport-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Colombo Bandaranaike Intl Airport-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colombo Bandaranaike Intl Airport-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Colombo to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Colombo with our price prediction graph.
Estimated round-trip 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 London Heathrow Airport

How far ahead should I book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Colombo to Heathrow. Price data was last updated on April 10, 2026.

The best time to book flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport (average of $846). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in August is currently the most expensive (average of $1,097). 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 LHR?

Find hourly flight availability from Colombo to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 18, 2026.

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 London Heathrow Airport as you normally would.

How much does it cost to fly round-trip from Colombo Bandaranaike Intl Airport to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated April 18, 2026.
Peruse reviews from past customers who have flown with Emirates,Qatar Airways, andEtihad Airways from Colombo Bandaranaike Intl Airport to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,561 reviews

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Emirates
8.1
Very good
3,561 reviews
Emirates
8.1
Very good
3,561 reviews

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Qatar Airways
7.4
Good
3,730 reviews
Emirates
8.1
Very good
3,561 reviews

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Etihad Airways
7.3
Good
1,431 reviews
Emirates
8.1
Very good
3,561 reviews

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
SriLankan Airlines
6.8
Okay
82 reviews
Emirates
8.1
Very good
3,561 reviews

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Air India
5.5
Fair
2,969 reviews
Emirates
8.1
Very good
3,561 reviews

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.

Related info for your journey

Find useful and relevant information for your journey from Colombo to Heathrow. 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 London Heathrow Airport?

    For as low as $716, Etihad Airways can have you in London Heathrow Airport from Colombo Bandaranaike Intl Airport in 21h 45m. The distance between Colombo Bandaranaike Intl Airport and London Heathrow Airport is about 5412 mi.

  • What are the cheapest airlines flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport round-trip?

    Our cheapest airline available from Colombo Bandaranaike Intl Airport to London Heathrow Airport is Etihad Airways. Our recent data shows that you can find tickets from as low as $601 on this airline. Additional options worth looking into are British Airways and Qatar Airways, starting at $708 and $712 round-trip. You may be able to fly from Colombo Bandaranaike Intl Airport to London Heathrow Airport for 38% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $302 on Air India. Other airlines that offer cheap prices include Etihad Airways from $347 and Qatar Airways from $348 one-way.

  • What are the cheapest flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for $1,011. While the most popular route (Colombo Bandaranaike Intl - London Heathrow) can be booked for $1,689 on average, our data indicates $2,064 when flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport.

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

    Yes. In addition to deals on Colombo to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colombo to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Colombo to Heathrow 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 London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport (average of $846). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in August is currently the most expensive (average of $1,097). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Borehamwood
Broadway
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough

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Top 6 airlines flying from Colombo to Heathrow

Discover the top 6 airlines that operate flights from Colombo to Heathrow. 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 2,558,603 searches. Data last updated April 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$601Average$879FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$708Average$913FlexibilityNo cancel feeOn-time70%
Qatar AirwaysCheapest$712Average$899FlexibilityNo cancel feeOn-time68%
Air IndiaCheapest$738Average$881FlexibilityNo cancel feeOn-timeN/A
SriLankan AirlinesCheapest$854Average$1,206FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$864Average$1,015FlexibilityNo cancel feeOn-time75%

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