Cheap flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport from $585

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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — LHR
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Colombo Bandaranaike Intl to London Heathrow are usually found in October or November, booked 80 days in advance, depart on a Tuesday or Monday and return on a Wednesday

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 16 September 2025.

Round-trip from

$1,201

One-way from

$585

Popular in

August

Cheapest in

October

Average price

$1,513

Good one-way deal

$1,326 or less
Qatar Airways
  • Qatar Airways
  • 28/9-13/10
  • 2 total stops
  • 26h 40m total
  • Colombo to London
Gulf Air
  • Gulf Air
  • 20/1
  • 2 total stops
  • 19h 10m total
  • Colombo to London
Highest demand for flights based on searches. 9% potential increase in price ($224 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease ($34 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a one-way flight from Colombo Bandaranaike Intl to London Heathrow.

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 16 September 2025.

Tue 23/904:35CMB - LHR
1 stop14h 05mQatar Airways
Mon 13/1015:35LHR - CMB
1 stop12h 55mQatar Airways
Deal found 15/9$1,198
Sun 28/903:35CMB - LHR
1 stop14h 10mQatar Airways
Mon 13/1016:00LHR - CMB
1 stop12h 30mQatar Airways
Deal found 15/9$1,201
Mon 22/906:45CMB - LHR
1 stop18h 35mTurkish Airlines
Mon 29/911:20LHR - CMB
1 stop13h 25mTurkish Airlines
Deal found 14/9$1,202
Mon 13/1017:25CMB - LHR
2 stops18h 00mGulf Air
Mon 20/1022:05LHR - CMB
2 stops30h 55mGulf Air
Deal found 15/9$1,220
Sat 27/903:35CMB - LHR
1 stop15h 00mQatar Airways
Mon 6/1008:20LHR - CMB
1 stop14h 15mQatar Airways
Deal found 16/9$1,228
Mon 20/1003:35CMB - LHR
1 stop14h 15mBritish Airways
Wed 25/319:20LHR - CMB
1 stop15h 40mBritish Airways
Deal found 14/9$1,247
Mon 22/906:45CMB - LHR
1 stop18h 35mTurkish Airlines
Sat 18/1018:30LHR - CMB
1 stop30h 15mTurkish Airlines
Deal found 14/9$1,249
Tue 21/1003:35CMB - LHR
1 stop14h 15mQatar Airways
Thu 6/1108:35LHR - CMB
1 stop12h 40mQatar Airways
Deal found 15/9$1,250
Tue 23/903:35CMB - LHR
1 stop14h 15mQatar Airways
Wed 8/1015:35LHR - CMB
1 stop12h 55mQatar Airways
Deal found 14/9$1,252
Sat 4/1003:35CMB - LHR
1 stop15h 00mQatar Airways
Sun 12/1008:05LHR - CMB
1 stop13h 30mQatar Airways
Deal found 14/9$1,258

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 647,157 searches. Data last updated 16 September 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

Mon 13/10

17:25-06:55

2 stops18h 00m

London Heathrow

Mon 20/10

22:05-09:30

2 stops30h 55m

$1,220

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sat 27/9

03:35-14:05

1 stop15h 00m

London Heathrow

Mon 6/10

08:20-03:05

1 stop14h 15m

$1,228

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Mon 20/10

03:35-13:20

1 stop14h 15m

London Heathrow

Wed 25/3

19:20-16:30

1 stop15h 40m

$1,247

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Tue 21/10

03:35-13:20

1 stop14h 15m

London Heathrow

Thu 6/11

08:35-02:45

1 stop12h 40m

$1,250

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sat 4/10

03:35-14:05

1 stop15h 00m

London Heathrow

Sun 12/10

08:05-02:05

1 stop13h 30m

$1,258

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 12/10

17:25-06:55

2 stops18h 00m

London Heathrow

Tue 25/11

09:30-09:35

2 stops18h 35m

$1,280

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Thu 16/10

03:35-14:05

1 stop15h 00m

London Heathrow

Mon 5/1

08:05-02:45

1 stop13h 10m

$1,282

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Wed 15/10

03:35-13:20

1 stop14h 15m

London Heathrow

Mon 5/1

18:45-16:30

1 stop16h 15m

$1,307

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sat 18/10

03:35-13:15

1 stop14h 10m

London Heathrow

Sat 22/11

08:05-01:55

1 stop12h 20m

$1,313

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Thu 9/10

02:55-14:25

1 stop16h 00m

London Heathrow

Tue 10/2

15:50-18:25

2 stops21h 05m

$1,328

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 21 results
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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 12 September 2025.

The best time to book flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport is 80 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 $1,037). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in December is currently the most expensive (average of $1,667). 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 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 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 16 September 2025.
Read reviews from past customers who have flown with Qatar Airways, Etihad Airways, andSriLankan Airlines from Colombo Bandaranaike Intl Airport to London Heathrow Airport. 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.

Entertainment

7.4

Crew

7.9

Boarding

7.5

Comfort

7.4

Food

7.3

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.

Entertainment

7.4

Crew

7.9

Boarding

7.5

Comfort

7.4

Food

7.3

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.

Entertainment

7.4

Crew

7.9

Boarding

7.5

Comfort

7.4

Food

7.3

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.

Entertainment

7.4

Crew

7.9

Boarding

7.5

Comfort

7.4

Food

7.3

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.

Entertainment

7.4

Crew

7.9

Boarding

7.5

Comfort

7.4

Food

7.3

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?

    There are many flights that can get you from Colombo Bandaranaike Intl Airport to London Heathrow Airport in 14h 15m. Fly via Gulf Air, Qatar Airways, or British Airways to get the fastest option. The distance from Colombo Bandaranaike Intl Airport to London Heathrow Airport is about 8710 km. 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?

    Cheapflights users have booked flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport round-trip from $1,050. Other airlines that can offer you cheap pricing are British Airways, from $1,149, and Qatar Airways, from $1,187. Etihad Airways is 27% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 $1,310. While the most popular route (Colombo Bandaranaike Intl - London Heathrow) can be booked for $1,660 on average, our data indicates $1,327 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 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, October is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport (average of $1,037). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in December is currently the most expensive (average of $1,667). 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?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Salisbury
Horsham
Southall
Chatham
Dover
Dorking
Braintree
Chertsey

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Top 4 airlines flying from Colombo to Heathrow

Discover the top 4 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 647,157 searches. Data last updated 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,050Average$1,527FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
British AirwaysCheapest$1,149Average$1,465FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapest$1,187Average$1,493FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
SriLankan AirlinesCheapest$1,530Average$1,953FlexibilityNo 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?

Deals for Colombo to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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?

Certainly. Search results for flights to Heathrow from Colombo shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Colombo to Heathrow 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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