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Cheap flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport from C$ 495

CMB — LHR
21 Nov — 28 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Colombo to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Colombo to Heathrow

Tue 1/124:00 a.m. -
1 stop13h 35m
Sun 10/11:55 p.m. -
1 stop12h 45m
Deal found 18/10C$ 975
Sat 24/104:10 a.m. -
1 stop13h 05m
Mon 9/111:55 p.m. -
1 stop12h 45m
Deal found 18/10C$ 977
Thu 10/124:00 a.m. -
1 stop16h 00m
Thu 11/37:20 p.m. -
1 stop19h 25m
Deal found 18/10C$ 989
Sat 5/124:00 a.m. -
1 stop13h 35m
Tue 23/28:55 p.m. -
1 stop29h 45m
Deal found 20/10C$ 991
Tue 8/125:00 p.m. -
2 stops19h 05m
Tue 23/29:30 a.m. -
2 stops18h 45m
Deal found 20/10C$ 994
Sat 12/124:00 a.m. -
1 stop16h 00m
Mon 1/37:20 p.m. -
1 stop19h 25m
Deal found 19/10C$ 998
Sun 8/114:00 a.m. -
1 stop13h 35m
Mon 16/111:55 p.m. -
1 stop12h 45m
Deal found 21/10C$ 999
Fri 4/124:00 a.m. -
1 stop13h 35m
Sun 21/27:20 p.m. -
1 stop31h 20m
Deal found 20/10C$ 1,005
Mon 14/124:00 a.m. -
1 stop13h 35m
Tue 23/21:55 p.m. -
1 stop12h 45m
Deal found 21/10C$ 1,006
Fri 11/124:00 a.m. -
1 stop16h 00m
Mon 4/17:20 p.m. -
1 stop19h 25m
Deal found 20/10C$ 1,012
Fri 4/124:00 a.m. -
1 stop16h 00m
Fri 26/27:20 p.m. -
1 stop31h 20m
Deal found 19/10C$ 1,019

Find flight deals from Colombo to Heathrow

Round-trip from

C$ 975

One-way from

C$ 495

Popular in

January

Cheapest in

May

Average price

C$ 1,182

Good one-way deal

C$ 686 or less
Etihad Airways
  • Etihad Airways
  • 14/12-2/3
  • 2 total stops
  • 35h 25m total
  • Colombo to London
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Gulf Air
  • Gulf Air
  • 1/3-31/12
  • 2 total stops
  • 20h 10m total
  • Colombo to London
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Highest demand for flights based on searches. 7% potential increase in price (C$ 139 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 26 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Price to beat on a one-way flight from Colombo Bandaranaike Intl to London Heathrow.
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Cheapflights Fare Finder

 
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 Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Mon 1/3

3:55 p.m.-6:35 a.m.

2 stops20h 10m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 495

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Sat 14/11

4:50 a.m.-5:55 a.m.

1 stop30h 35m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 537

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Fri 13/11

4:50 a.m.-5:55 a.m.

1 stop30h 35m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 537

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Tue 10/11

4:50 a.m.-6:25 p.m.

1 stop19h 05m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 537
Quickest round-trip

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Wed 4/11

4:00 a.m.-12:05 p.m.

1 stop13h 35m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 538

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Sun 15/11

4:00 a.m.-12:05 p.m.

1 stop13h 35m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 555

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Thu 18/2

4:00 a.m.-12:05 p.m.

1 stop13h 35m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 555

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Wed 13/1

4:00 a.m.-6:40 a.m.

1 stop32h 10m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 585

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Mon 28/12

4:00 a.m.-12:05 p.m.

1 stop13h 35m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 606

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Fri 30/10

4:50 a.m.-5:55 a.m.

1 stop30h 35m

London Heathrow

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 680

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

Showing 1-10 of 22 resultsSorted by cheapest first
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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 round-trip price

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?

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Colombo Bandaranaike Intl Airport to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 C$ 1,175). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in January is currently the most expensive (average of C$ 1,511). 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?

When flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Colombo Bandaranaike Intl Airport to London Heathrow Airport flights typically cost between C$ 1,090 and C$ 1,436 in December.
The cheapest round-trip price found within the last 5 days was C$ 975 on Etihad Airways (1 Dec-10 Jan).

Related info for your journey

  • How long is the flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport?

    For as low as C$ 998, Etihad Airways can have you in London Heathrow Airport from Colombo Bandaranaike Intl Airport in 13h 35m. Colombo Bandaranaike Intl Airport and London Heathrow Airport are separated by a distance of 8710 km.

  • 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, May is the cheapest month in which you can book a flight from Colombo Bandaranaike Intl Airport to London Heathrow Airport (average of C$ 1,175). Flying from Colombo Bandaranaike Intl Airport to London Heathrow Airport in January is currently the most expensive (average of C$ 1,511). 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

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