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Cheap flights from London to Sri Lanka from £320

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — CMB
4 May — 11 May1
1 adult

Cheap flight deals from London to Sri Lanka

Keep the following information in mind while searching for London to Sri Lanka flight deals. Data was last updated 29 April 2025.

Round-trip from

£549

One-way from

£320

Popular in

December

Cheapest in

May

Average price

£779

Good round-trip deal

£629 or less

Good one-way deal

£441 or less
Air India
  • Air India
  • 18/5-6/6
  • 2 total stops
  • 44h 45m total
  • London to Sri Lanka
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6/5
  • 6/5
  • 2 total stops
  • 15h 55m total
  • London to Sri Lanka
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£25 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from London (LON) to Sri Lanka.
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Price to beat on a one-way flight from London (LON) to Sri Lanka.
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Find flight deals from London to Sri Lanka

Cheapest flights from London to Sri Lanka
Explore the most affordable flight options available from London to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Sun 18/512:30LHR - CMB
1 stop22h 00mAir India
Fri 6/616:00CMB - LHR
1 stop22h 45mAir India
Deal found 28/4£549
Mon 16/621:45LHR - CMB
2 stops26h 45mMultiple Airlines
Fri 4/708:20CMB - LHR
1 stop15h 10mMultiple Airlines
Deal found 28/4£550
Mon 5/507:25LGW - CMB
2 stops39h 10mMultiple Airlines
Mon 19/506:45CMB - LGW
1 stop14h 00mMultiple Airlines
Deal found 28/4£550
Mon 28/400:20STN - CMB
3 stops39h 50mMultiple Airlines
Fri 2/505:05CMB - STN
3 stops34h 35mMultiple Airlines
Deal found 28/4£552
Mon 5/522:05LHR - CMB
2 stops30h 55mGulf Air
Mon 19/517:25CMB - LHR
2 stops18h 00mGulf Air
Deal found 28/4£552
Thu 12/606:30LTN - CMB
2 stops21h 30mMultiple Airlines
Sat 28/604:05CMB - LTN
2 stops21h 35mMultiple Airlines
Deal found 28/4£553
Mon 26/514:45LHR - CMB
1 stop13h 15mEtihad Airways
Mon 2/621:45CMB - LHR
1 stop22h 00mEtihad Airways
Deal found 28/4£554
Fri 2/511:25LGW - CMB
2 stops17h 35mGulf Air
Thu 15/517:25CMB - LGW
2 stops18h 00mGulf Air
Deal found 28/4£560
Tue 6/516:00LHR - CMB
1 stop12h 30mQatar Airways
Tue 20/503:35CMB - LHR
1 stop14h 10mQatar Airways
Deal found 28/4£563
Mon 3/1118:45LGW - CMB
1 stop32h 10mSWISS
Wed 12/1109:55CMB - LGW
1 stop13h 25mSWISS
Deal found 28/4£581
Wed 14/515:05LHR - CMB
1 stop13h 25mBritish Airways
Tue 3/603:35CMB - LHR
1 stop14h 15mBritish Airways
Deal found 28/4£582
Tue 6/509:00LGW - CMB
1 stop13h 35mQatar Airways
Tue 20/503:35CMB - LGW
1 stop14h 20mQatar Airways
Deal found 28/4£582

Cheapflights Fare Finder

Customise your flight search to find flights from London 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 29 April 2025.
Use the filters below to find and compare flights from London to Sri Lanka that are best for you.

Fly from

London

Fly to

Sri Lanka

Route

Depart

Return

Price

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Sun 18/5

12:30-15:00

1 stop22h 00m

Colombo Bandaranaike Intl

Fri 6/6

16:00-10:15

1 stop22h 45m

£549

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Mon 16/6

21:45-05:00

2 stops26h 45m

Colombo Bandaranaike Intl

Fri 4/7

08:20-19:00

1 stop15h 10m

£550

LondonColombo

LGW - CMB

LGWCMB

London Gatwick

Tue 13/5

08:00-08:30

2 stops20h 00m

Colombo Bandaranaike Intl

Fri 16/5

06:45-16:15

1 stop14h 00m

£550

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Wed 21/5

22:05-09:30

2 stops30h 55m

Colombo Bandaranaike Intl

Mon 26/5

17:25-06:55

2 stops18h 00m

£552

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Thu 12/6

14:45-20:40

1 stop25h 25m

Colombo Bandaranaike Intl

Thu 19/6

04:05-15:15

1 stop15h 40m

£553

LondonColombo

STN - CMB

STNCMB

London Stansted

Tue 13/5

12:15-04:25

3 stops35h 40m

Colombo Bandaranaike Intl

Sun 18/5

16:30-13:35

3 stops25h 35m

£553

LondonColombo

LTN - CMB

LTNCMB

London Luton

Thu 12/6

06:30-08:30

2 stops21h 30m

Colombo Bandaranaike Intl

Sat 28/6

04:05-21:10

2 stops21h 35m

£553

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Tue 10/6

21:55-17:45

1 stop15h 20m

Colombo Bandaranaike Intl

Tue 24/6

03:35-14:05

1 stop15h 00m

£565

LondonColombo

LGW - CMB

LGWCMB

London Gatwick

Fri 5/9

11:25-09:30

2 stops17h 35m

Colombo Bandaranaike Intl

Thu 25/9

17:25-06:55

2 stops18h 00m

£566

LondonColombo

LHR - CMB

LHRCMB

London Heathrow

Wed 14/5

15:05-09:00

1 stop13h 25m

Colombo Bandaranaike Intl

Tue 3/6

03:35-13:20

1 stop14h 15m

£582

Flights are sorted by cheapest return flights first.

Deals found on 27/4

Showing 1-10 of 50 results
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Best time to book a flight from London to Sri Lanka

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

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

Currently, May is the cheapest month in which you can book a flight from London to Sri Lanka (average of £829). Flying from London to Sri Lanka in December is currently the most expensive (average of £1,274). 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 LON to LK?

Find hourly flight availability from London 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 29 April 2025.

When flying from London 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 to Sri Lanka

Explore weekly flight availability from London 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 29 April 2025.

The most flights from LON 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).

Rainfall in Sri Lanka by month

Plan your trip to Sri Lanka by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sri Lanka ranges from 60.0 - 350.0 inches per month. October is typically the wettest month, when rainfall can reach 350.0 mm. February is typically the driest time to visit Sri Lanka when rainfall is around 60.0 mm.

Temperature in Sri Lanka by month

Plan your trip to Sri Lanka by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sri Lanka, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

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 29 April 2025.
Read through reviews of airlines operating flights from London to Sri Lanka, such as Singapore Airlines, Emirates and KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.1
Very Good
1,292 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Emirates
8.0
Very Good
3,213 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
KLM
7.8
Good
1,333 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
SWISS
7.5
Good
1,588 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Qantas Airways
7.5
Good
828 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from London 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 are the cheapest airlines to fly from London to Sri Lanka one-way?

    For one-way options, check prices for Etihad Airways. According to our data, you can fly for as low as £322. Users have also found prices from £324 and £329 on Air India and Gulf Air, respectively.

  • What are the most popular routes from London to Sri Lanka?

    The most popular route from London to Sri Lanka is London Heathrow - Colombo Bandaranaike Intl. You may also consider London Gatwick - Colombo Bandaranaike Intl or London Stansted - Colombo Bandaranaike Intl.

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

    The cheapest flight price from London to Sri Lanka is £345. On average you can expect to pay £1,537. The most popular route, (London Heathrow - Colombo Bandaranaike Intl), can usually be booked for £477.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from London to Sri Lanka (average of £829). Flying from London to Sri Lanka in December is currently the most expensive (average of £1,274). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Sri Lanka

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from London to Sri Lanka

Discover the top 10 airlines that operate flights from London 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£260Average£605FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SAUDIACheapest£345Average£418FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
SWISSCheapest£378Average£704FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air IndiaCheapest£458Average£665FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
IndiGoCheapest£474Average£821FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Gulf AirCheapest£513Average£643FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Air ChinaCheapest£516Average£869FlexibilityNo cancel feeOn-time67%
Search Air China flights
China EasternCheapest£537Average£588FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Qatar AirwaysCheapest£550Average£666FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Turkish AirlinesCheapest£575Average£728FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

Fly with Cheapflights

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

Cheapflights makes it easy to find London to Sri Lanka flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Sri Lanka for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Sri Lanka flexibly with Cheapflights today.

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Of course! You can now track prices for flights from London to Sri Lanka and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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