Cheap flights from Sri Lanka to London Heathrow Airport from £122
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sri Lanka to London Heathrow Airport departing on 13/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Return
1 adult
Economy
0 bags
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Sri Lanka to London
Round-trip
One-way
Last minute
Direct
Recent return flight deals from Sri Lanka to London
KAYAK's recommended return flight deals from the most popular airlines that fly from Sri Lanka to London.
Recent one-way flight deals from Sri Lanka to London
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Sri Lanka to London.
Recent last minute flight deals from Sri Lanka to London
Planning a quick getaway from Sri Lanka to London? These are the last-minute flight deals available now.
Recent direct flight deals from Sri Lanka to London
If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without stopovers.
Etihad Airways flights from Sri Lanka to London Heathrow Airport
Our best Etihad Airways deals on Sri Lanka to London Heathrow Airport flight tickets
Etihad Airways![Etihad Airways]()
13 May![Etihad Airways]()
20 May
CMB16:30Colombo Bandaranaike Intl
19h 00m
1 stop
LHR07:00London Heathrow
LHR09:30London Heathrow
12h 50m
1 stop
CMB02:50Colombo Bandaranaike Intl
Etihad Airways![Etihad Airways]()
13 May![Etihad Airways]()
6 Jun
CMB16:30Colombo Bandaranaike Intl
19h 00m
1 stop
LHR07:00London Heathrow
LHR14:45London Heathrow
20h 10m
1 stop
CMB15:25Colombo Bandaranaike Intl
Air India flights from Sri Lanka to London Heathrow Airport
Our best Air India deals on Sri Lanka to London Heathrow Airport flight tickets
Air India![Air India]()
8 Jul![Air India]()
12 Aug
CMB08:20Colombo Bandaranaike Intl
15h 10m
1 stop
LHR19:00London Heathrow
LHR21:45London Heathrow
16h 00m
1 stop
CMB18:15Colombo Bandaranaike Intl
Air India![Air India]()
13 May![Air India]()
20 May
CMB17:05Colombo Bandaranaike Intl
22h 55m
2 stops
LHR11:30London Heathrow
LHR12:30London Heathrow
15h 40m
1 stop
CMB08:40Colombo Bandaranaike Intl
See travel insights to London from
How to get the cheapest flight ticket from Sri Lanka to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to London Heathrow Airport?
In general, October is the cheapest month to fly from Sri Lanka to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £663. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Sri Lanka averaging around £667.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Sri Lanka is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £974. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £1,106.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Sri Lanka to London Heathrow Airport in the afternoon for as low as £679. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £1,106 on average. Flights to London Heathrow Airport from Sri Lanka in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Sri Lanka to London Heathrow flight route?
Fly from Colombo Bandaranaike Intl to London Heathrow for the best Sri Lanka - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Sri Lanka when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £765 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Sri Lanka for as low as £661 on momondo.
What cabin class options are available on Sri Lanka to London Heathrow flights?
There are 3 cabin classes available to choose from on Sri Lanka to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Sri Lanka to London Heathrow?
Air India, Etihad Airways, and IndiGo are the most popular carriers operating from Sri Lanka to London Heathrow
Which airlines fly to London Heathrow Airport?
Qatar Airways, Etihad Airways and SriLankan Airlines are the top three most popular airlines that fly to London Heathrow Airport from Sri Lanka according to our data. Qatar Airways is the first choice among our users, with 32% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 9 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Sri Lanka to London Heathrow Airport on average per day?
As of April 2025, there are 2 flights per day flying from Sri Lanka to London Heathrow Airport. The most common time of day flights depart is 13:00, with 90% of flights taking off in the afternoon.
How many flights depart from Sri Lanka to London Heathrow Airport on average per week?
As of April 2025, 14 flights take off from Sri Lanka and land in London Heathrow Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.
Cheap Sri Lanka to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Sri Lanka to London Heathrow Airport
When did momondo last update prices for flights from Sri Lanka to London Heathrow Airport?
Prices for flights from Sri Lanka to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Sri Lanka to London Heathrow Airport?
As of April 2025, there are 9 operators available to choose from for flights from Sri Lanka to London Heathrow Airport.
How old do you have to be to fly from Sri Lanka to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sri Lanka to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Sri Lanka to London Heathrow Airport?
Based on momondo bookings for flights between Sri Lanka and London Heathrow Airport, the leading plane model is Airbus A330-300, making up 100.00% of the total bookings.
Best airlines flying from Sri Lanka to London Heathrow Airport
Compare and see reviews for airlines that fly from Sri Lanka to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £259 | Free Cancellation | Rating 5.5 2,890 reviews | |||
| PriceFrom £340 | Free Cancellation | Rating 7.1 200 reviews | |||
| PriceFrom £521 | Free Cancellation | Rating 7.4 1,186 reviews | |||
| PriceFrom £538 | Free Cancellation | Rating 7.4 3,542 reviews | |||
| PriceFrom £578 | Free Cancellation | Rating 7.2 143 reviews | |||
| PriceFrom £621 | Free Cancellation | Rating 6.6 6,719 reviews | |||
| PriceFrom £633 | Free Cancellation | Rating 7.3 3,751 reviews | |||
| PriceFrom £641 | Free Cancellation | Rating 8.0 3,192 reviews | |||
| PriceFrom £737 | Free Cancellation | Rating 6.8 73 reviews |
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsEastbourne
Milton Keynes
Luton
Slough
Southend-on-Sea
Stratford-upon-Avon
Swindon
Gatwick
Ipswich
Northampton
Maidstone
Canterbury
Margate
Dartford
Hounslow
Ilford
Salisbury
Colchester
Guildford
Swanage
Why use momondo?
Why should I use momondo to find a flight deal from Sri Lanka to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Sri Lanka.
Can I find flights from Sri Lanka to London with flexible booking policies on momondo?
Flights from Sri Lanka to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Sri Lanka to London?
momondo provides multiple filters to help you find the best flight to London from Sri Lanka. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Sri Lanka to London right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to London from Sri Lanka. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
Find better results for your trip to London
Popular Cities in the United Kingdom
Popular flights according to clicks in the last 7 days on momondo
Flights to London City Airportfrom £125
Flights to London Luton Airportfrom £38
Flights to London Southend Airportfrom £127
Flights to Belfast Intl Airportfrom £29
Flights to Glasgow Intl Airportfrom £39
Flights to Belfast City Airportfrom £47
Flights to Glasgow Prestwick Airportfrom £129