Cheap flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport from £274

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — LHR
13 Apr — 20 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to London Heathrow are usually found in October or November, booked 43 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Colombo to Heathrow

Enter your travel dates to find the best prices.

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 14 March 2026.

Mon 18/522:00
CMB
-
LHR
1 stop24h 40m
Multiple Airlines
Mon 16/1122:00
LHR
-
CMB
1 stop27h 50m
Multiple Airlines
Deal found 11/3£555
Mon 4/523:20
CMB
-
LHR
1 stop22h 55m
IndiGo
Sun 17/520:15
LHR
-
CMB
1 stop30h 00m
IndiGo
Deal found 13/3£556
Wed 8/723:40
CMB
-
LHR
1 stop16h 20m
Air India
Mon 10/813:15
LHR
-
CMB
1 stop15h 05m
Air India
Deal found 13/3£556
Fri 1/522:00
CMB
-
LHR
1 stop24h 40m
IndiGo
Fri 8/520:15
LHR
-
CMB
1 stop30h 00m
IndiGo
Deal found 12/3£557
Thu 2/417:20
CMB
-
LHR
2 stops26h 30m
Gulf Air
Sun 3/522:05
LHR
-
CMB
2 stops31h 05m
Gulf Air
Deal found 9/3£558
Wed 1/417:20
CMB
-
LHR
2 stops18h 05m
Gulf Air
Mon 4/522:05
LHR
-
CMB
2 stops31h 05m
Gulf Air
Deal found 9/3£559
Wed 1/421:50
CMB
-
LHR
1 stop13h 40m
Etihad Airways
Wed 15/409:30
LHR
-
CMB
1 stop13h 00m
Etihad Airways
Deal found 12/3£561
Thu 2/410:00
CMB
-
LHR
1 stop13h 15m
Etihad Airways
Wed 15/409:30
LHR
-
CMB
1 stop13h 00m
Etihad Airways
Deal found 13/3£562
Sun 26/410:00
CMB
-
LHR
1 stop13h 15m
Etihad Airways
Sun 3/521:45
LHR
-
CMB
1 stop18h 20m
Etihad Airways
Deal found 12/3£563
Wed 1/417:20
CMB
-
LHR
2 stops18h 05m
Gulf Air
Wed 22/422:05
LHR
-
CMB
2 stops31h 05m
Gulf Air
Deal found 11/3£563
Mon 4/504:10
CMB
-
LHR
1 stop15h 25m
Etihad Airways
Sun 17/520:45
LHR
-
CMB
1 stop19h 20m
Etihad Airways
Deal found 12/3£564

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 14 March 2026.

Round-trip from

£555

One-way from

£274

Popular in

August

Cheapest in

October

Average price

£706

Good round-trip deal

£811 or less

Good one-way deal

£514 or less
Air India
  • Air India
  • 18/5-16/11
  • 2 total stops
  • 52h 30m total
  • Colombo to London
Air India
  • Air India
  • 20/7
  • 1 total stop
  • 30h 25m total
  • Colombo to London
Highest demand for flights based on searches. 5% potential increase in price (£31 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Colombo Bandaranaike Intl to London Heathrow.
Price to beat on a one-way flight from Colombo Bandaranaike Intl to London Heathrow.

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 14 March 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 return flight

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Wed 1/4

17:20-06:55

2 stops18h 05m

London Heathrow

Tue 21/4

22:05-09:40

2 stops31h 05m

£563

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Mon 4/5

04:10-15:05

1 stop15h 25m

London Heathrow

Sun 17/5

20:45-20:35

1 stop19h 20m

£564

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 5/4

04:10-12:45

1 stop13h 05m

London Heathrow

Fri 10/4

20:45-20:35

1 stop19h 20m

£566

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sat 28/3

04:00-14:30

1 stop16h 00m

London Heathrow

Wed 15/4

09:30-03:00

1 stop13h 00m

£566

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Tue 16/6

20:30-18:40

1 stop26h 40m

London Heathrow

Tue 23/6

21:20-19:00

1 stop41h 10m

£586

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Tue 28/4

23:20-17:45

1 stop22h 55m

London Heathrow

Tue 5/5

10:00-09:40

2 stops19h 10m

£589

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Thu 2/4

17:20-15:20

2 stops26h 30m

London Heathrow

Thu 23/4

22:05-09:40

2 stops31h 05m

£617

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Tue 28/4

17:20-15:20

2 stops26h 30m

London Heathrow

Tue 5/5

22:05-09:40

2 stops31h 05m

£621

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Tue 31/3

22:10-18:40

2 stops49h 00m

London Heathrow

Tue 7/4

21:20-19:00

1 stop41h 10m

£651
Fastest return journey

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sat 28/3

04:15-14:00

1 stop15h 15m

London Heathrow

Wed 15/4

08:25-01:45

1 stop12h 50m

£660

Flights are sorted by cheapest return flights first.

Deals found on 9/3

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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 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 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 return flight from Colombo to Heathrow. Price data was last updated on 6 March 2026.

The price you pay for your flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, May is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport (average of £523). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £613). 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 14 March 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.

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 14 March 2026.
Get a feel of what it's like to fly with Qatar Airways,Etihad Airways, andSriLankan Airlines from Colombo Bandaranaike Intl Airport to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.4

Entertainment

7.3

Food

7.3

Boarding

7.5

Crew

7.9

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2025

DOH - KUL

My only complaint is that for this long flight I was initially given a window seat. Which made me happy. But at boarding they switched my ticket for no apparent reason and when I asked I was told my seat number doesn’t exist. I was given a middle seat.

Comfort

7.4

Entertainment

7.3

Food

7.3

Boarding

7.5

Crew

7.9

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2025

DOH - KUL

My only complaint is that for this long flight I was initially given a window seat. Which made me happy. But at boarding they switched my ticket for no apparent reason and when I asked I was told my seat number doesn’t exist. I was given a middle seat.

Comfort

7.4

Entertainment

7.3

Food

7.3

Boarding

7.5

Crew

7.9

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2025

DOH - KUL

My only complaint is that for this long flight I was initially given a window seat. Which made me happy. But at boarding they switched my ticket for no apparent reason and when I asked I was told my seat number doesn’t exist. I was given a middle seat.

Comfort

7.4

Entertainment

7.3

Food

7.3

Boarding

7.5

Crew

7.9

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2025

DOH - KUL

My only complaint is that for this long flight I was initially given a window seat. Which made me happy. But at boarding they switched my ticket for no apparent reason and when I asked I was told my seat number doesn’t exist. I was given a middle seat.

Comfort

7.4

Entertainment

7.3

Food

7.3

Boarding

7.5

Crew

7.9

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2025

DOH - KUL

My only complaint is that for this long flight I was initially given a window seat. Which made me happy. But at boarding they switched my ticket for no apparent reason and when I asked I was told my seat number doesn’t exist. I was given a middle seat.

Comfort

7.4

Entertainment

7.3

Food

7.3

Boarding

7.5

Crew

7.9

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2025

DOH - KUL

My only complaint is that for this long flight I was initially given a window seat. Which made me happy. But at boarding they switched my ticket for no apparent reason and when I asked I was told my seat number doesn’t exist. I was given a middle seat.

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?

    Departing from Colombo Bandaranaike Intl Airport to London Heathrow Airport will take you 15h 25m. The distance between Colombo Bandaranaike Intl Airport and London Heathrow Airport is about 5412 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    According to our current data, Etihad Airways (£479), Air India (£536), and Qatar Airways (£543) offers the cheapest pricing from Colombo Bandaranaike Intl Airport to London Heathrow Airport. You may be able to fly from Colombo Bandaranaike Intl Airport to London Heathrow Airport for 34% 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?

    To fly one-way, consider booking your trip with IndiGo, which is currently one of the cheapest options available, starting at £213. Air India flights start at £221 while deals on Etihad Airways start at £256 one-way.

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

    On average you can expect to pay £769 for a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport. The cheapest flight overall is £373 while the most popular route, (Colombo Bandaranaike Intl - London Heathrow) is currently priced at £520.

  • Where are the most common stopover locations when flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport?

  • What are some popular points of interest to see during a stopover in Abu Dhabi?

    Most Abu Dhabi visitors opt to spend their time at Etihad Towers, Emirates Palace, and Emirates Park Zoo. Etihad Towers, Emirates Palace and Emirates Park Zoo are located about 20.8 mi, 21.1 mi, and 7.9 mi, respectively from Abu Dhabi Zayed Intl if you are interested in checking them out. Travellers can book a car hire at Abu Dhabi Zayed Intl for about £17 per day to make their sightseeing more efficient.

  • Where are the least popular stopover locations for Colombo Bandaranaike Intl Airport to London Heathrow Airport flights?

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport (average of £523). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £613). 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

Travelling to a place near London Heathrow Airport?

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Fly from Colombo to Heathrow on these airlines

Choose from the following airlines for your flight from Colombo to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 14 March 2026.

Top 7 airlines flying from Colombo to Heathrow

Discover the top 7 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 858,174 searches. Data last updated 14 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£479Average£654FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air IndiaCheapest£536Average£627FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Qatar AirwaysCheapest£543Average£671FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapest£578Average£658FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Turkish AirlinesCheapest£591Average£686FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
EmiratesCheapest£650Average£735FlexibilityNo cancel feeOn-time75%
Search Emirates flights
SriLankan AirlinesCheapest£680Average£903FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Colombo to Heathrow?

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

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

Need flexible booking options for your flight to Heathrow from Colombo? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Colombo to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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