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Cheap flights from Sri Lanka to London Heathrow Airport from £263

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 13/10. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — LHR
30 Aug — 6 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sri Lanka to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Sri Lanka to Heathrow
Explore the most affordable flight options available from Sri Lanka to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2026.

Tue 13/1004:35
CMB
-
LHR
1 stop14h 05m
Qatar Airways
Wed 28/1008:35
LHR
-
CMB
1 stop12h 40m
Qatar Airways
Deal found 28/7£565
Sun 9/810:00
CMB
-
LHR
1 stop31h 15m
Etihad Airways
Mon 24/821:45
LHR
-
CMB
1 stop30h 20m
Etihad Airways
Deal found 28/7£566
Thu 17/904:35
CMB
-
LHR
1 stop14h 00m
Qatar Airways
Wed 30/909:30
LHR
-
CMB
1 stop13h 05m
Qatar Airways
Deal found 27/7£573
Wed 23/903:35
CMB
-
LHR
1 stop14h 10m
Qatar Airways
Wed 7/1009:30
LHR
-
CMB
1 stop13h 05m
Qatar Airways
Deal found 29/7£574
Mon 14/904:10
CMB
-
LHR
1 stop13h 05m
Etihad Airways
Mon 28/921:45
LHR
-
CMB
1 stop12h 40m
Etihad Airways
Deal found 26/7£574
Tue 11/821:55
CMB
-
LHR
1 stop25h 30m
Multiple Airlines
Mon 14/922:05
LHR
-
CMB
2 stops31h 05m
Multiple Airlines
Deal found 29/7£575
Tue 8/916:20
CMB
-
LHR
1 stop24h 55m
Etihad Airways
Thu 17/921:45
LHR
-
CMB
1 stop12h 40m
Etihad Airways
Deal found 29/7£577
Tue 15/904:10
CMB
-
LHR
1 stop13h 05m
Etihad Airways
Thu 1/1014:45
LHR
-
CMB
1 stop13h 20m
Etihad Airways
Deal found 26/7£578
Tue 11/821:55
CMB
-
LHR
1 stop25h 30m
Multiple Airlines
Thu 3/910:00
LHR
-
CMB
2 stops19h 10m
Multiple Airlines
Deal found 27/7£579
Thu 19/1103:25
CMB
-
LHR
1 stop15h 30m
Qatar Airways
Wed 25/1108:35
LHR
-
CMB
1 stop12h 40m
Qatar Airways
Deal found 30/7£580
Sun 13/916:20
CMB
-
LHR
1 stop19h 10m
Etihad Airways
Tue 29/921:45
LHR
-
CMB
1 stop18h 20m
Etihad Airways
Deal found 26/7£582
Tue 22/921:55
CMB
-
LHR
1 stop24h 20m
Multiple Airlines
Tue 29/910:00
LHR
-
CMB
2 stops19h 10m
Multiple Airlines
Deal found 31/7£586

Find flight deals from Sri Lanka to Heathrow

Keep the following information in mind while searching for Sri Lanka to Heathrow flight deals. Data was last updated 31 July 2026.

Round-trip from

£565

One-way from

£263

Popular in

August

Cheapest in

April

Average price

£639

Good round-trip deal

£876 or less

Good one-way deal

£408 or less
Qatar Airways
  • Qatar Airways
  • 13/10-28/10
  • 2 total stops
  • 26h 45m total
  • Sri Lanka to London
Search Deals
IndiGo
  • IndiGo
  • 13/10
  • 1 total stop
  • 24h 20m total
  • Sri Lanka to London
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£32 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Sri Lanka to London Heathrow.
Search Deals
Price to beat on a one-way flight from Sri Lanka to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sri Lanka 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 858,174 searches. Data last updated 31 July 2026.
Use the filters below to find and compare flights from Sri Lanka to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Mon 14/9

16:20-12:45

1 stop24h 55m

London Heathrow

Wed 30/9

20:45-14:55

1 stop13h 40m

£592

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 6/9

16:20-12:45

1 stop24h 55m

London Heathrow

Fri 18/9

20:45-20:35

1 stop19h 20m

£630

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Thu 13/8

17:20-15:20

2 stops26h 30m

London Heathrow

Mon 7/9

22:05-09:40

2 stops31h 05m

£648

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Tue 8/9

16:20-12:45

1 stop24h 55m

London Heathrow

Tue 13/10

21:45-20:35

1 stop18h 20m

£666

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Mon 5/10

06:50-21:05

1 stop18h 45m

London Heathrow

Sat 17/10

11:20-06:55

1 stop15h 05m

£708

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Wed 9/9

02:05-16:10

1 stop18h 35m

London Heathrow

Thu 17/9

22:15-18:30

2 stops15h 45m

£712
Fastest return journey

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Wed 9/9

09:10-20:15

1 stop15h 35m

London Heathrow

Wed 16/9

20:40-16:35

1 stop15h 25m

£712

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 13/9

17:20-15:20

2 stops26h 30m

London Heathrow

Sun 20/9

22:05-09:40

2 stops31h 05m

£718

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Sun 6/9

20:35-18:40

2 stops26h 35m

London Heathrow

Fri 18/9

20:40-18:30

2 stops17h 20m

£720
Cheapest one-way

ColomboLondon

CMB - LHR

CMBLHR

Colombo Bandaranaike Intl

Mon 28/9

04:35-14:10

1 stop14h 05m

£271

Flights are sorted by cheapest return flights first.

Deals found on 29/7

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Sri Lanka to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Sri Lanka 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 Sri Lanka to London Heathrow Airport

What is the cheapest month to book a flight from Sri Lanka to London Heathrow Airport?

Currently, May is the cheapest month in which you can book a flight from Sri Lanka to London Heathrow Airport (average of £619). Flying from Sri Lanka to London Heathrow Airport in August is currently the most expensive (average of £821). 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 LK to LHR?

Find hourly flight availability from Sri Lanka 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 31 July 2026.

When flying from Sri Lanka 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.

Weekly flight availability from Sri Lanka to London Heathrow Airport

Explore weekly flight availability from Sri Lanka to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 31 July 2026.

The most flights from LK0 to LHR are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Sri Lanka to London delayed?

About 15% of weekly flights between Sri Lanka and London have experienced delays in the past year, with the average delay time being 109 minutes.

What is the most punctual flight time for Sri Lanka to London flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Sri Lanka to London flights?

Over the past year, SriLankan Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.

How far ahead should I book a flight from Sri Lanka to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Sri Lanka to London Heathrow Airport, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 31 July 2026.
Read reviews from past customers who have flown with Emirates,Qatar Airways, andEtihad Airways from Sri Lanka 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.
Emirates
8.1
Very Good
3,639 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Crew

8.4

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Emirates
8.1
Very Good
3,639 reviews
Emirates
8.1
Very Good
3,639 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Crew

8.4

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Qatar Airways
7.4
Good
3,739 reviews
Emirates
8.1
Very Good
3,639 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Crew

8.4

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Etihad Airways
7.3
Good
1,499 reviews
Emirates
8.1
Very Good
3,639 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Crew

8.4

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
SriLankan Airlines
6.8
Okay
86 reviews
Emirates
8.1
Very Good
3,639 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Crew

8.4

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
British Airways
6.7
Okay
8,129 reviews
Emirates
8.1
Very Good
3,639 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Crew

8.4

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative

Related info for your journey

Find useful and relevant information for your journey from Sri Lanka 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 Sri Lanka to London Heathrow Airport?

    There are many flights that can get you from Sri Lanka to London Heathrow Airport in 24h 55m. Fly via Etihad Airways or Gulf Air to get the fastest option. The distance between Sri Lanka and London Heathrow Airport is about 5412 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Sri Lanka to London Heathrow Airport one-way?

    £211 is the cheapest one-way deal found within the past few days, from IndiGo. You may also be able to find cheap deals on Air India and Etihad Airways, with prices starting from £219 and £247, respectively.

  • What are the cheapest flights from Sri Lanka to London Heathrow Airport?

    On average you can expect to pay £700 for a flight from Sri Lanka to London Heathrow Airport. The cheapest flight overall is £290 while the most popular route, (Colombo Bandaranaike Intl - London Heathrow) is currently priced at £508.

  • Can I find deals for flights from Sri Lanka to Heathrow that include hotel bookings?

    Yes. In addition to deals on Sri Lanka to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sri Lanka to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sri Lanka to Heathrow.

  • Can I find deals for business class flights from Sri Lanka to Heathrow?

    Yes. Cheapflights offers flight deals from Sri Lanka 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 Sri Lanka to London Heathrow Airport?

    Currently, May is the cheapest month in which you can book a flight from Sri Lanka to London Heathrow Airport (average of £619). Flying from Sri Lanka to London Heathrow Airport in August is currently the most expensive (average of £821). 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
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Swindon
Southend-on-Sea
Enfield
Kingston upon Thames
Poole
Southall

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sri Lanka to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Sri Lanka to Heathrow

Discover the top 7 airlines that operate flights from Sri Lanka 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 858,174 searches. Data last updated 31 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest£265Average£636FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£398Average£626FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£537Average£647FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Turkish AirlinesCheapest£599Average£785FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapest£607Average£644FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest£644Average£746FlexibilityNo cancel feeOn-time75%
Search Emirates flights
SriLankan AirlinesCheapest£671Average£925FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sri Lanka to Heathrow?

Cheapflights helps you search for flights from Sri Lanka to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Sri Lanka to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Sri Lanka by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sri Lanka to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Sri Lanka? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Sri Lanka to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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