HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$359+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — LHR
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colombo to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to London Heathrow are usually found in October or November, booked 65 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 29, 2025.

Most accurate provider

Flightnetwork
3 stars

Most trusted provider

Flightnetwork
3 stars

Round-trip from

$771
(British Airways)

One-way from

$359
(Etihad Airways)

Popular in

August

Cheapest in

October

Average price

$1,102

Good round-trip deal

$1,183 or less

Good one-way deal

$541 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. 7% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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

Find 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 29, 2025.

This FlightHub deal was found by Cheapflights users on 4/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1510:30 amCMB - LHR
1 stop24h 50mQatar Airways
Fri 5/303:05 pmLHR - CMB
1 stop21h 15mQatar Airways
Deal found 4/28$766
This British Airways deal was found by Cheapflights users on 4/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/183:35 amCMB - LHR
1 stop15h 05mBritish Airways
Wed 11/58:35 amLHR - CMB
1 stop12h 40mBritish Airways
Deal found 4/29$771
This Qatar Airways deal was found by Cheapflights users on 4/28. 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 5/143:35 amCMB - LHR
1 stop14h 15mMultiple Airlines
Fri 5/307:30 pmLHR - CMB
1 stop16h 50mMultiple Airlines
Deal found 4/28$772
This Etihad Airways deal was found by Cheapflights users on 4/28. 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.
Thu 5/154:05 amCMB - LHR
1 stop13h 10mEtihad Airways
Sat 5/319:45 pmLHR - CMB
1 stop18h 25mEtihad Airways
Deal found 4/28$779
This Trip.com deal was found by Cheapflights users on 4/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/105:05 pmCMB - LHR
2 stops22h 55mAir India
Mon 6/3012:30 pmLHR - CMB
1 stop22h 00mAir India
Deal found 4/28$795
This Turkish Airlines deal was found by Cheapflights users on 4/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:45 amCMB - LHR
1 stop18h 35mTurkish Airlines
Sat 5/316:30 amLHR - CMB
1 stop18h 15mTurkish Airlines
Deal found 4/29$807
This Emirates deal was found by Cheapflights users on 4/28. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/182:55 amCMB - LHR
1 stop14h 00mEmirates
Thu 10/27:50 pmLHR - CMB
2 stops18h 10mEmirates
Deal found 4/28$844
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/118:30 pmCMB - LHR
1 stop26h 40mChina Eastern
Mon 5/129:20 pmLHR - CMB
1 stop41h 10mChina Eastern
Deal found 4/29$855
This Gulf Air deal was found by Cheapflights users on 4/29. 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 Gulf Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/45:25 pmCMB - LHR
2 stops26h 25mGulf Air
Wed 6/1810:00 amLHR - CMB
2 stops19h 00mGulf Air
Deal found 4/29$856
This Singapore Airlines deal was found by Cheapflights users on 4/28. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2912:50 amCMB - LHR
1 stop19h 25mSingapore Airlines
Fri 10/319:10 amLHR - CMB
1 stop32h 50mSingapore Airlines
Deal found 4/28$928
This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/281:05 pmCMB - LHR
Nonstop11h 25mSriLankan Airlines
Wed 6/49:30 pmLHR - CMB
Nonstop10h 45mSriLankan Airlines
Deal found 4/28$929

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 29, 2025.
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

Colombo

Fly to

Heathrow

Route

Depart

Return

Price

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 5/18

3:35 am-2:10 pm

1 stop15h 05m

London Heathrow

Wed 11/5

8:35 am-2:45 am

1 stop12h 40m

$771

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Wed 5/14

3:35 am-1:20 pm

1 stop14h 15m

London Heathrow

Fri 5/30

7:30 pm-4:50 pm

1 stop16h 50m

$773

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sat 5/24

9:45 pm-7:00 am

1 stop13h 45m

London Heathrow

Sun 6/8

2:45 pm-3:25 pm

1 stop20h 10m

$782

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Thu 6/5

3:35 am-2:10 pm

1 stop15h 05m

London Heathrow

Sat 9/6

6:55 pm-4:50 pm

1 stop17h 25m

$794

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Thu 5/15

6:45 am-8:50 pm

1 stop18h 35m

London Heathrow

Sat 5/31

6:30 am-5:15 am

1 stop18h 15m

$807

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 5/11

8:30 pm-6:40 pm

1 stop26h 40m

London Heathrow

Mon 5/12

9:20 pm-7:00 pm

1 stop41h 10m

$855

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Wed 6/4

5:25 pm-3:20 pm

2 stops26h 25m

London Heathrow

Wed 6/18

10:00 am-9:30 am

2 stops19h 00m

$856

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Fri 5/23

2:55 am-4:10 pm

1 stop17h 45m

London Heathrow

Sun 6/8

7:50 pm-4:35 pm

1 stop16h 15m

$865

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Tue 7/29

12:50 am-3:45 pm

1 stop19h 25m

London Heathrow

Fri 10/31

9:10 am-9:50 am

1 stop43h 10m

$977

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Thu 5/15

1:05 pm-8:00 pm

Nonstop11h 25m

London Heathrow

Sat 5/31

9:30 pm-12:45 pm

Nonstop10h 45m

$994

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 25 results
1
2
3

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*2 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
FlightnetworkPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
GotogatePrice Accuracy3 starsTrust Score*2 stars

*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 Flightnetwork to be most consistent on Cheapflights vs. Flightnetwork Users can find the same prices on Colombo Bandaranaike Intl Airport-London Heathrow Airport flight deals on Cheapflights vs. Flightnetwork >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 Flightnetwork the most. Flightnetwork 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 25, 2025.

The best time to book flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport is 65 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, November is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport (average of $661). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 29, 2025.

It’s typically best to fly out from Colombo Bandaranaike Intl Airport to London Heathrow Airport in the afternoon. Doing so could potentially save you 50% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Colombo Bandaranaike Intl Airport to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Colombo to Heathrow. Price data was last updated on March 16, 2025.

Travelers seeking maximum savings on their Colombo Bandaranaike Intl Airport to London Heathrow Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Colombo Bandaranaike Intl Airport to London Heathrow Airport

Explore weekly flight availability from Colombo to Heathrow. 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 April 29, 2025.

The most flights from CMB to LHR are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 29, 2025.
See what other customers who have flown with Singapore Airlines, Emirates and SWISS from Colombo to London have to say. 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
1,292 reviews

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Singapore Airlines
8.1
Very good
1,292 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Emirates
8.0
Very good
3,215 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
SWISS
7.5
Good
1,588 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Cathay Pacific
7.5
Good
852 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

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.

  • 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 British Airways. Our recent data shows that you can find tickets from as low as $771 on this airline. Additional options worth looking into are Etihad Airways and Qatar Airways, starting at $782 and $794 round-trip. You may be able to fly from Colombo Bandaranaike Intl Airport to London Heathrow Airport for 21% 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 $359 on Etihad Airways. Other airlines that offer cheap prices include British Airways from $380 and Qatar Airways from $381 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 $503. While the most popular route (Colombo Bandaranaike Intl - London Heathrow) can be booked for $916 on average our data indicates $958 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, November is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport (average of $661). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 Colombo Bandaranaike Intl Airport?

Book flights to Colombo Bandaranaike Intl Airport if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Borehamwood
Folkestone
Ilford
Broadway
Aylesbury

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$579Average$879FlexibilityNo cancel feeOn-time68%
Etihad AirwaysCheapest$582Average$801FlexibilityNo cancel feeOn-time75%
Singapore AirlinesCheapest$638Average$1,050FlexibilityNo cancel feeOn-time81%
EmiratesCheapest$830Average$889FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$870Average$916FlexibilityNo cancel feeOn-time77%
SriLankan AirlinesCheapest$1,031Average$1,366FlexibilityNo cancel feeOn-time68%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.