Cheap flights from London Heathrow Airport to Sri Lanka from £319

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CMB
20 Aug — 27 Aug1
1 adult

Cheap flight deals from Heathrow to Sri Lanka

Keep the following information in mind while searching for Heathrow to Sri Lanka flight deals. Data was last updated 15 August 2025.

Round-trip from

£549

One-way from

£319

Popular in

July

Cheapest in

May

Average price

£858

Good round-trip deal

£681 or less

Good one-way deal

£627 or less
Qatar Airways
  • Qatar Airways
  • 7/10-22/10
  • 2 total stops
  • 27h 50m total
  • London to Sri Lanka
25/8
  • 25/8
  • 3 total stops
  • 49h 35m total
  • London to Sri Lanka
Highest demand for flights based on searches. 12% potential increase in price (£76 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Average for round-trip flights in August 2025
Price to beat on a round-trip flight from London Heathrow to Sri Lanka.
Price to beat on a one-way flight from London Heathrow to Sri Lanka.

Find flight deals from Heathrow to Sri Lanka

Cheapest flights from Heathrow to Sri Lanka
Explore the most affordable flight options available from Heathrow to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Tue 7/1009:00LHR - CMB
1 stop13h 35mQatar Airways
Wed 22/1003:35CMB - LHR
1 stop14h 15mQatar Airways
Deal found 14/8£549
Fri 31/1013:00LHR - CMB
1 stop20h 30mAir India
Fri 21/1116:00CMB - LHR
1 stop24h 35mAir India
Deal found 14/8£550
Sat 1/1120:30LHR - CMB
1 stop13h 00mAir India
Fri 7/1116:00CMB - LHR
1 stop24h 35mAir India
Deal found 15/8£551
Sun 16/1108:45LHR - CMB
1 stop17h 05mAir India
Mon 24/1108:20CMB - LHR
1 stop32h 40mAir India
Deal found 15/8£552
Fri 12/922:25LHR - CMB
2 stops17h 40mMultiple Airlines
Mon 15/916:00CMB - LHR
1 stop22h 45mMultiple Airlines
Deal found 14/8£552
Thu 23/1009:45LHR - CMB
1 stop17h 05mAir India
Mon 3/1116:00CMB - LHR
1 stop32h 25mAir India
Deal found 14/8£553
Wed 29/1013:55LHR - CMB
1 stop12h 50mEtihad Airways
Sun 23/1104:00CMB - LHR
1 stop16h 00mEtihad Airways
Deal found 13/8£554
Wed 5/1108:45LHR - CMB
1 stop17h 05mAir India
Wed 26/1109:40CMB - LHR
1 stop14h 45mAir India
Deal found 13/8£555
Mon 17/1113:55LHR - CMB
1 stop24h 55mEtihad Airways
Thu 20/1109:50CMB - LHR
1 stop34h 10mEtihad Airways
Deal found 15/8£555
Tue 9/911:20LHR - CMB
2 stops16h 40mMultiple Airlines
Mon 15/916:00CMB - LHR
1 stop22h 45mMultiple Airlines
Deal found 15/8£556
Mon 17/1113:55LHR - CMB
1 stop12h 50mEtihad Airways
Wed 10/1204:00CMB - LHR
1 stop16h 00mEtihad Airways
Deal found 14/8£557
Fri 10/1012:30LHR - CMB
1 stop22h 00mAir India
Sat 18/1016:00CMB - LHR
1 stop22h 45mAir India
Deal found 13/8£558

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Sri Lanka 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 15 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Sri Lanka that are best for you.

Fly from

Heathrow

Fly to

Sri Lanka

Route

Depart

Return

Price

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Tue 18/11

19:20-20:20

1 stop19h 30m

Colombo Bandaranaike Intl

Wed 26/11

09:50-12:05

1 stop31h 45m

£551

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Mon 15/9

14:45-08:30

1 stop13h 15m

Colombo Bandaranaike Intl

Thu 2/10

04:05-15:15

1 stop15h 40m

£554

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Wed 27/8

14:45-08:30

1 stop13h 15m

Colombo Bandaranaike Intl

Mon 22/9

04:05-15:15

1 stop15h 40m

£554

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Wed 12/11

13:55-20:20

1 stop24h 55m

Colombo Bandaranaike Intl

Thu 27/11

16:40-14:30

1 stop27h 20m

£554

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Sun 9/11

13:55-15:15

1 stop19h 50m

Colombo Bandaranaike Intl

Tue 25/11

04:00-14:30

1 stop16h 00m

£554

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Tue 16/9

14:45-20:35

1 stop25h 20m

Colombo Bandaranaike Intl

Thu 2/10

04:05-15:15

1 stop15h 40m

£554

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Wed 27/8

14:45-08:30

1 stop13h 15m

Colombo Bandaranaike Intl

Tue 23/9

16:30-15:15

1 stop27h 15m

£554

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Sun 14/9

14:45-08:30

1 stop13h 15m

Colombo Bandaranaike Intl

Wed 1/10

04:05-15:15

1 stop15h 40m

£554

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Wed 12/11

13:55-20:20

1 stop24h 55m

Colombo Bandaranaike Intl

Tue 25/11

04:00-14:30

1 stop16h 00m

£554

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Thu 28/8

14:45-20:35

1 stop25h 20m

Colombo Bandaranaike Intl

Tue 23/9

16:30-15:15

1 stop27h 15m

£554

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 24 results
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Best time to book a flight from Heathrow to Sri Lanka

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

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

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Sri Lanka (average of £818). Flying from London Heathrow Airport to Sri Lanka in December is currently the most expensive (average of £1,288). 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 LHR to LK?

Find hourly flight availability from Heathrow to Sri Lanka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 August 2025.

When flying from London Heathrow Airport to Sri Lanka, 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 London Heathrow Airport to Sri Lanka

Explore weekly flight availability from Heathrow to Sri Lanka. 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 15 August 2025.

The most flights from LHR to LK0 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).

Reviews of airlines servicing Sri Lanka

Get insights into the airlines that provide service to Sri Lanka. 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 Sri Lanka. Reviews last updated 15 August 2025.
Check out reviews from past customers who have flown with Qatar Airways, Etihad Airways, andSriLankan Airlines from London Heathrow Airport to Sri Lanka to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.4

Crew

7.9

Overall

7.4

Boarding

7.5

Comfort

7.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???

Entertainment

7.4

Crew

7.9

Overall

7.4

Boarding

7.5

Comfort

7.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???

Entertainment

7.4

Crew

7.9

Overall

7.4

Boarding

7.5

Comfort

7.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???

Entertainment

7.4

Crew

7.9

Overall

7.4

Boarding

7.5

Comfort

7.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???

Entertainment

7.4

Crew

7.9

Overall

7.4

Boarding

7.5

Comfort

7.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???

Entertainment

7.4

Crew

7.9

Overall

7.4

Boarding

7.5

Comfort

7.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Sri Lanka. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve Sri Lanka to Heathrow flights?

    You can fly to Heathrow from Sri Lanka from Colombo Bandaranaike International Airport (CMB) to London Heathrow (LHR). It is also possible to fly to other airports in London, for example, London Stansted (STN), London Luton (LTN) and London Gatwick (LGW), although most flights are more regularly routed to London Heathrow.  Bandaranaike International Airport is Sri Lanka’s primary international airport and situated around 18.6 miles north of the city of Colombo. There is officially one other international airport in Colombo, which is Mattala Rajapaska Airport (HRI) located 11 miles north of Hambantota near the south coast but has limited scheduled flights.

  • Which airlines fly directly from Sri Lanka to Heathrow?

    Direct routes to Heathrow from Sri Lanka are served by Sri Lankan Airlines from Bandaranaike International Airport (CMB) to London Heathrow (LHR) with a flight duration averaging between 10-12h. There are no other airlines offering direct routes between Sri Lanka and London Airports (LON).

  • What are the stopover options between Sri Lanka to Heathrow?

    You can take a multiple flight option to Heathrow from Sri Lanka with Qatar and British Airways from Bandaranaike Airport to London Heathrow with two stopovers in Doha Hamad International Airport (DOH) and Rome Fiumicino Airport (FCO) at a total journey time of just under 22h. You will have a 2h 5min wait time in Doha Airport and 5h 25min in Rome Airport.  You can also combine Qatar Airways with Sri Lankan Airlines to reduce your journey time to 18h with two stopovers in Doha Airport and Madrid Barajas Airport (MAD), which are 2h and 1h 10min respectively in wait duration. For a cheaper option you can fly into London Gatwick with Sri Lankan and Vueling airlines with stopovers in Doha and Rome Airports, which will take your journey time to over 30h with a stopover duration of 12h 30min in Doha and 5h 25min in Rome Fiumicino Airport.

  • Do I need a passport or visa to fly from Sri Lanka to Heathrow?

    Sri Lankan citizens travelling to Heathrow from Sri Lanka will need to obtain a visa in advance of travel to the United Kingdom for business, medical and tourism purposes. A standard visitor visa document must be acquired from your nearest British embassy. To facilitate the process, you can fill out an application form online and provide the necessary documentation, which will be transferred to the immigration authorities ahead of your interview. You must have a Biometric Passport with six month’s validity and proof of your accommodation, business, or purpose of travel and means of sustenance. Process times are usually around eight weeks minimum with a standard fee of approximately £120. The visa will be valid for 186 days. 

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

    The cheapest flight price from London Heathrow Airport to Sri Lanka is £471. On average you can expect to pay £1,631. The most popular route, (London Heathrow - Colombo Bandaranaike Intl), can usually be booked for £448.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Sri Lanka (average of £818). Flying from London Heathrow Airport to Sri Lanka in December is currently the most expensive (average of £1,288). 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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Alternative routes for Heathrow to Sri Lanka

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Heathrow to Sri Lanka

Discover the top 10 airlines that operate flights from Heathrow to Sri Lanka. 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 15 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£294Average£600FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SAUDIACheapest£340Average£412FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
IndiGoCheapest£425Average£784FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Air IndiaCheapest£460Average£600FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Gulf AirCheapest£501Average£571FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
China EasternCheapest£540Average£611FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Qatar AirwaysCheapest£540Average£626FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air ChinaCheapest£563Average£856FlexibilityNo cancel feeOn-time67%
Search Air China flights
British AirwaysCheapest£575Average£706FlexibilityNo cancel feeOn-time70%
Search British Airways flights
SWISSCheapest£577Average£672FlexibilityNo cancel feeOn-time79%
Search SWISS flights

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

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Sri Lanka, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Heathrow to Sri Lanka 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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