A dinosaur skeleton in an airport terminal.

£302 Cheap Flights from Colombo (CMB) to London (LHR)

View £302 flight on Mon, 14 Dec 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at £302 for one-way flights and £561 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Tue, 28 Jul - Thu, 27 Aug
CMB
Colombo
LHR
London
£561 Return, found 17 hours ago
£561
Return
found 17 hours ago
Select Etihad Airways flight, departing Tue, 28 Jul from Colombo to London, returning Thu, 27 Aug, priced at £561 found 17 hours ago
Gulf Air
Wed, 22 Jul - Mon, 7 Sept
CMB
Colombo
LHR
London
£582 Return, found 13 hours ago
£582
Return
found 13 hours ago
Select Gulf Air flight, departing Wed, 22 Jul from Colombo to London, returning Mon, 7 Sept, priced at £582 found 13 hours ago
Air India
Thu, 30 Jul - Mon, 17 Aug
CMB
Colombo
LHR
London
£638 Return, found 4 days ago
£638
Return
found 4 days ago
Select Air India flight, departing Thu, 30 Jul from Colombo to London, returning Mon, 17 Aug, priced at £638 found 4 days ago
Kuwait Airways
Fri, 20 Nov - Wed, 2 Dec
CMB
Colombo
LHR
London
£653 Return, found 5 days ago
£653
Return
found 5 days ago
Select Kuwait Airways flight, departing Fri, 20 Nov from Colombo to London, returning Wed, 2 Dec, priced at £653 found 5 days ago
Qatar Airways
Wed, 22 Jul - Mon, 21 Sept
CMB
Colombo
LHR
London
£660 Return, found 7 hours ago
£660
Return
found 7 hours ago
Select Qatar Airways flight, departing Wed, 22 Jul from Colombo to London, returning Mon, 21 Sept, priced at £660 found 7 hours ago
British Airways
Wed, 22 Jul - Mon, 21 Sept
CMB
Colombo
LHR
London
£660 Return, found 7 hours ago
£660
Return
found 7 hours ago
Select British Airways flight, departing Wed, 22 Jul from Colombo to London, returning Mon, 21 Sept, priced at £660 found 7 hours ago
IndiGo
Wed, 22 Jul - Mon, 21 Sept
CMB
Colombo
LHR
London
£681 Return, found 7 hours ago
£681
Return
found 7 hours ago
Select IndiGo flight, departing Wed, 22 Jul from Colombo to London, returning Mon, 21 Sept, priced at £681 found 7 hours ago
Emirates
Fri, 16 Oct - Tue, 20 Oct
CMB
Colombo
LHR
London
£736 Return, found 18 hours ago
£736
Return
found 18 hours ago
Select Emirates flight, departing Fri, 16 Oct from Colombo to London, returning Tue, 20 Oct, priced at £736 found 18 hours ago
Swiss International Air Lines
Tue, 3 Nov - Tue, 24 Nov
CMB
Colombo
LHR
London
£759 Return, found 2 days ago
£759
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Tue, 3 Nov from Colombo to London, returning Tue, 24 Nov, priced at £759 found 2 days ago
Turkish Airlines
Tue, 22 Sept - Wed, 7 Oct
CMB
Colombo
LHR
London
£789 Return, found 1 day ago
£789
Return
found 1 day ago
Select Turkish Airlines flight, departing Tue, 22 Sept from Colombo to London, returning Wed, 7 Oct, priced at £789 found 1 day ago

Alternative airports near London

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

Select flight to Gatwick LGW. Cheapest option available. Average driving time to city centre is 52 minutes. Flights from £571
LGW
Gatwick
Cheapest
Average driving time to city centre52 min
Flights from £571
Select flight to London City LCY. Closest option available. Average driving time to city centre is 21 minutes. Flights from £1,093
LCY
London City
Closest
Average driving time to city centre21 min
Flights from £1,093

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

June is typically the cheapest month to fly

From £529 - £633 per traveller.

Frequently asked questions

How much does a flight from Colombo (CMB) to London (LHR) cost?
You can find one-way and return flights from Colombo (CMB) to London (LHR) with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when CMB to LHR ticket fares go up or down.
What is the cheapest month to fly from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
The cheapest months to fly from CMB to LHR are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
Only one airline offers direct flights from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow). SriLankan Airlines operates 7 direct flights from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) every week.
How do I find cheap flights from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
To find a cheap flight from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
The best airline to fly with from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) will differ from traveler to traveler. If you like to fly early, SriLankan Airlines offers early morning flights. If price is the most important factor, SriLankan Airlines typically offers the lowest fares. Edelweiss Air offers the most daily flights from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
You'll find around 1 nonstop flight per day from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow). For even more choices, look at flights that include layovers, as there are approximately 62 connecting flights per day. Some common connection points include Hamad Intl. (DOH), Indira Gandhi Intl. (DEL), and Chhatrapati Shivaji Intl. (BOM).
What is the earliest flight from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
The earliest flight from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) typically departs around 12:05 AM local time. This service is operated by Malaysia Airlines. This is a seasonal service, active in April, June, July, and September. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
You'll generally find the most flights from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) on a Thursday, with around 43 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include SriLankan Airlines, Qatar Airways, and Emirates. Looking at the week, Thursdays have notably more flight options compared to other days, offering you greater flexibility.
What are the most popular departure times for flights from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
The most popular departure times for flights from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) are in the morning, from 9am to 12pm. Many major carriers, including Etihad Airways, Qatar Airways and Emirates, offer flights during this window. Many travellers prefer these times as it allows for a comfortable morning departure and an arrival that fits well with connecting flights or onward travel plans.
How long does it take to fly from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
A direct flight from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) typically takes around 11 hours 20 minutes. This route covers a distance of approximately 8,716 kilometers. If you opt for a flight with one stop, your journey will usually be longer, taking about 14 hours. Flights with two or more stops generally take even longer, around 24 hours. Keep in mind that these are average times, and your actual travel duration can vary due to factors like layover times, specific routing, and even weather conditions.
Can you fly business or first class from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
You can fly business class between CMB and LHR. Airlines that offer business class service on this route include:
  • SriLankan Airlines
  • Thai Airways International
  • China Eastern Airlines
  • Qatar Airways
  • Cathay Pacific
  • Kuwait Airways
  • Malaysia Airlines
  • Air India
  • Singapore Airlines
  • Turkish Airlines
  • Etihad Airways
  • Emirates
  • Edelweiss Air
  • Gulf Air
  • Air China
How much is a business class flight from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
A non-stop, one-way business class flight from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) is usually around £1,669 - £4,515. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) if you opt for a connecting flight.
How do I earn miles on a Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London (LHR) from Colombo (CMB)?
If you're planning to travel to London from Bandaranaike Intl. (CMB), you can fly directly into Heathrow (LHR). Some flights may connect through major hubs like Velana Intl. (MLE), Indira Gandhi Intl. (DEL), or Chhatrapati Shivaji Intl. (BOM) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) flight and hotel package?
Securing a Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow)?
If you booked your Colombo (CMB-Bandaranaike Intl.) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Bandaranaike Intl.
Destination airport
Heathrow
Airlines serving
Air China, 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
Return price
£561
Distance
8664 km
Average flight time
12 hours 20 mins

Book with confidence

Compare flights from Colombo to London easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Colombo to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Bandaranaike Intl. to Heathrow.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Bandaranaike Intl. (CMB) to Heathrow (LHR)

The easiest way to view the best deals on flights from Colombo to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Bandaranaike Intl. to Heathrow start at just £561 and range up to £789.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Colombo and London
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Colombo to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Bandaranaike Intl. to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Colombo to London easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.