$352 Cheap Flights from Colombo (CMB) to London (LHR)

View $352 flight on Sat, Nov 22, 2025Opens in a new window

Popular airlines from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)

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Cheap Flights from Colombo to London (CMB-LHR)

Prices were available within the past 7 days and start at $352 for one-way flights and $751 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air India
Wed, Jan 28 - Mon, Feb 16
CMB
Colombo
LHR
London
$751 Roundtrip, found 18 hours ago
$751
Roundtrip
found 18 hours ago
Select Air India flight, departing Wed, Jan 28 from Colombo to London, returning Mon, Feb 16, priced at $751 found 18 hours ago
Etihad Airways
Wed, Nov 5 - Wed, Nov 19
CMB
Colombo
LHR
London
$763 Roundtrip, found 3 days ago
$763
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Wed, Nov 5 from Colombo to London, returning Wed, Nov 19, priced at $763 found 3 days ago
IndiGo
Mon, Nov 3 - Mon, Nov 10
CMB
Colombo
LHR
London
$786 Roundtrip, found 19 hours ago
$786
Roundtrip
found 19 hours ago
Select IndiGo flight, departing Mon, Nov 3 from Colombo to London, returning Mon, Nov 10, priced at $786 found 19 hours ago
Gulf Air
Thu, Nov 6 - Tue, Nov 11
CMB
Colombo
LHR
London
$790 Roundtrip, found 4 days ago
$790
Roundtrip
found 4 days ago
Select Gulf Air flight, departing Thu, Nov 6 from Colombo to London, returning Tue, Nov 11, priced at $790 found 4 days ago
Swiss International Air Lines
Tue, Nov 18 - Thu, May 14
CMB
Colombo
LHR
London
$830 Roundtrip, found 4 days ago
$830
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Tue, Nov 18 from Colombo to London, returning Thu, May 14, priced at $830 found 4 days ago
Kuwait Airways
Fri, Mar 13 - Wed, Mar 18
CMB
Colombo
LHR
London
$833 Roundtrip, found 6 days ago
$833
Roundtrip
found 6 days ago
Select Kuwait Airways flight, departing Fri, Mar 13 from Colombo to London, returning Wed, Mar 18, priced at $833 found 6 days ago
Qatar Airways
Thu, Nov 20 - Thu, Nov 27
CMB
Colombo
LHR
London
$835 Roundtrip, found 15 hours ago
$835
Roundtrip
found 15 hours ago
Select Qatar Airways flight, departing Thu, Nov 20 from Colombo to London, returning Thu, Nov 27, priced at $835 found 15 hours ago
British Airways
Thu, Nov 20 - Thu, Nov 27
CMB
Colombo
LHR
London
$835 Roundtrip, found 15 hours ago
$835
Roundtrip
found 15 hours ago
Select British Airways flight, departing Thu, Nov 20 from Colombo to London, returning Thu, Nov 27, priced at $835 found 15 hours ago
SriLankan Airlines
Sun, Dec 14 - Sun, Dec 28
CMB
Colombo
LHR
London
$875 Roundtrip, found 2 hours ago
$875
Roundtrip
found 2 hours ago
Select SriLankan Airlines flight, departing Sun, Dec 14 from Colombo to London, returning Sun, Dec 28, priced at $875 found 2 hours ago
China Eastern Airlines
Mon, Dec 1 - Mon, Dec 8
CMB
Colombo
LHR
London
$877 Roundtrip, found 13 hours ago
$877
Roundtrip
found 13 hours ago
Select China Eastern Airlines flight, departing Mon, Dec 1 from Colombo to London, returning Mon, Dec 8, priced at $877 found 13 hours ago

Find the cheapest month to fly from Colombo (CMB) to London (LHR)

November is typically the cheapest month to fly

From $738 - $983 per traveler.

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gatwick LGW. Average driving time to city center is 52 minutes. Flights from $995
LGW
Gatwick
Average driving time to city center52 min
Flights from $995
Select flight to London City LCY. Closest option available. Average driving time to city center is 21 minutes. Flights from $1,627
LCY
London City
Closest
Average driving time to city center21 min
Flights from $1,627
Flights from Colombo (CMB) to London (LHR)
Origin airport
Bandaranaike Intl.
Destination airport
Heathrow
Airlines serving
Air France, Air India, British Airways, Cathay Pacific, China Eastern Airlines, Emirates, Etihad Airways, Gulf Air, IndiGo, KLM, Kuwait Airways, Malaysia Airlines, Oman Air, Qatar Airways, Singapore Airlines, SriLankan Airlines, Swiss International Air Lines, Thai Airways International, Turkish Airlines
Roundtrip price
$750
Distance
5415 mi
Average flight time
6 hours 20 mins

Colombo to London Flights

The cheapest times to fly from Colombo to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Colombo to London are during the month of January. You can find some of the cheapest flights from Colombo to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colombo to London

Sunday is one of the best days to book for cheap flights from Colombo to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Colombo to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Colombo to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $352 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Colombo to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Colombo to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR) cost?
Secure a cheap one-way flight from $352 or cheap return flight from $751 from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)?
The cheapest month to fly from CMB to LHR is January, when there's less demand. Off-peak months are usually when you'll find lower airfares between these airports.
Which airlines fly direct from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)?
You can fly nonstop from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR) on a SriLankan Airlines flight.
What is the cheapest airline that flies from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from CMB to LHR. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)?
On average, you'll only find 1 direct flight taking off from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR) each day. If this isn't convenient for you, think about flights with a layover. Just customize your search on Expedia to include one stop or more to discover a better alternative.
What are the most popular departure times for flights from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)?
Flights between CMB and LHR are their busiest at 12 PM. For a more relaxed trip and possibly cheaper tickets, choose a time when demand is lower.
What day of the week has the most flights from CMB to LHR?
Sunday offers the most flights from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR). Consider traveling on this day and you'll have the best chance of finding a departure that works with your plans.
What is the earliest flight from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)?
Catch the earliest flight at around 2:20AM UTC+5, heading out of Bandaranaike Intl. Airport (CMB). You'll be flying for roughly 11h 50m, reaching Heathrow Airport (LHR) at approximately 8:40AM UTC+0.
How long does it take to fly from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)?
Flights from CMB to LHR have an average travel time of 11 hours and 50 minutes. The total distance between these two airports is 5,400 mi.
What is the best time to fly from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)?
Opt for a flight from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR) that leaves before 3 PM to reduce the risk of cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for London from Bandaranaike Intl. Airport (CMB)?
If you're boarding a direct flight from Bandaranaike Intl. Airport (CMB) to London, Heathrow Airport (LHR) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR) last-minute?
Last-minute bookings from CMB to LHR are generally more expensive. To lock in the lowest rates, start looking for flights well in advance. That said, if you can play around with your travel dates, you may score a cheap fare right before your journey.
Is it cheaper to book a CMB to LHR flight and hotel package?
You'll generally save money by booking a CMB to LHR flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your preferred flights and accommodations, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Bandaranaike Intl. Airport (CMB) to Heathrow Airport (LHR)?
In most cases, you're able to reschedule or cancel your CMB to LHR flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need further information, head to our Customer Service portal.

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*Available to One Key members.