Cheap flights from Sri Lanka to London from £250

CMB — LON
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sri Lanka to London

Enter your travel dates to find the best prices.

Cheapest flights from Sri Lanka to London

Thu 12/1121:55 -
2 stops22h 10m
Wed 25/1112:20 -
2 stops19h 55m
Deal found 28/10£519
Tue 1/1217:00 -
2 stops19h 00m
Fri 26/210:35 -
2 stops17h 40m
Deal found 26/10£523
Thu 10/1210:35 -
Nonstop11h 55m
Fri 26/216:40 -
Nonstop10h 25m
Deal found 28/10£526
Sun 15/1102:40 -
2 stops20h 50m
Sun 29/1106:20 -
2 stops25h 55m
Deal found 28/10£526
Tue 8/1217:00 -
2 stops19h 00m
Wed 3/310:35 -
2 stops17h 40m
Deal found 26/10£527
Mon 9/1117:00 -
2 stops27h 15m
Mon 16/1121:40 -
2 stops30h 35m
Deal found 29/10£527
Tue 8/1217:00 -
2 stops19h 00m
Sun 28/210:35 -
2 stops17h 40m
Deal found 27/10£528
Thu 12/1121:55 -
2 stops22h 10m
Thu 19/1109:00 -
2 stops23h 15m
Deal found 29/10£528
Wed 11/1104:00 -
1 stop16h 00m
Wed 25/1119:20 -
1 stop31h 20m
Deal found 30/10£528
Tue 3/1114:35 -
1 stop22h 40m
Thu 12/1114:45 -
2 stops24h 00m
Deal found 29/10£529
Tue 8/1217:00 -
2 stops19h 05m
Fri 26/221:40 -
2 stops30h 45m
Deal found 26/10£529
Thu 12/1114:35 -
1 stop30h 30m
Wed 25/1106:35 -
2 stops16h 25m
Deal found 30/10£531

Find flight deals from Sri Lanka to London

Round-trip from

£519

One-way from

£250

Popular in

March

Cheapest in

April

Average price

£613

Good round-trip deal

£607 or less

Good one-way deal

£444 or less
12/11-25/11
  • 12/11-25/11
  • 4 total stops
  • 42h 05m total
  • Sri Lanka to London
Air India
  • Air India
  • 1/12-31/12
  • 1 total stop
  • 24h 20m total
  • Sri Lanka to London
Highest demand for flights based on searches. 1% potential increase in price (£5 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in October 2026
Price to beat on a round-trip flight from Sri Lanka to London (LON).
Price to beat on a one-way flight from Sri Lanka to London (LON).

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Sri Lanka to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Sun 8/11

17:00-06:35

2 stops19h 05m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£266

ColomboLondon

CMB Colombo Bandaranaike Intl - LTN London Luton

CMBLTN

Colombo Bandaranaike Intl

Thu 3/12

21:55-22:00

3 stops29h 35m

London Luton

Wed 31/12

00:00-04:30

Nonstop0h 00m

£274

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Fri 27/11

04:50-05:55

1 stop30h 35m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£278

ColomboLondon

CMB Colombo Bandaranaike Intl - LTN London Luton

CMBLTN

Colombo Bandaranaike Intl

Tue 24/11

05:20-17:35

3 stops41h 45m

London Luton

Wed 31/12

00:00-04:30

Nonstop0h 00m

£279

ColomboLondon

CMB Colombo Bandaranaike Intl - LTN London Luton

CMBLTN

Colombo Bandaranaike Intl

Sat 5/12

14:35-12:25

2 stops51h 20m

London Luton

Wed 31/12

00:00-04:30

Nonstop0h 00m

£282

ColomboLondon

CMB Colombo Bandaranaike Intl - LTN London Luton

CMBLTN

Colombo Bandaranaike Intl

Tue 3/11

17:05-14:25

2 stops50h 50m

London Luton

Wed 31/12

00:00-04:30

Nonstop0h 00m

£286

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Sat 14/11

04:50-05:55

1 stop30h 35m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£286

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Mon 28/12

16:05-14:30

1 stop27h 55m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£291

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Sun 27/12

16:05-14:30

1 stop27h 55m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£291

ColomboLondon

CMB Colombo Bandaranaike Intl - LHR London Heathrow

CMBLHR

Colombo Bandaranaike Intl

Sun 15/11

16:05-12:05

1 stop25h 30m

London Heathrow

Wed 31/12

00:00-04:30

Nonstop0h 00m

£292

Flights are sorted by cheapest return flights first.

Deals found on 25/10

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Sri Lanka to London

Have a flexible travel schedule? Discover the best time to fly to London from Sri Lanka with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Sri Lanka to London

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

Currently, October is the cheapest month in which you can book a flight from Sri Lanka to London (average of £609). Flying from Sri Lanka to London in January is currently the most expensive (average of £798). 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 LON?

When flying from Sri Lanka to London, 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

The most flights from LK0 to LON 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 101 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 in the morning 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?

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sri Lanka to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing London

Check out reviews from past customers who have flown with Emirates,Qatar Airways, andEtihad Airways from Sri Lanka to London 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.

Comfort

8.1

Crew

8.4

Boarding

8.2

Entertainment

8.2

Overall

8.1

Food

7.9

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

Comfort

8.1

Crew

8.4

Boarding

8.2

Entertainment

8.2

Overall

8.1

Food

7.9

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

Comfort

8.1

Crew

8.4

Boarding

8.2

Entertainment

8.2

Overall

8.1

Food

7.9

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

Comfort

8.1

Crew

8.4

Boarding

8.2

Entertainment

8.2

Overall

8.1

Food

7.9

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

Comfort

8.1

Crew

8.4

Boarding

8.2

Entertainment

8.2

Overall

8.1

Food

7.9

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

Comfort

8.1

Crew

8.4

Boarding

8.2

Entertainment

8.2

Overall

8.1

Food

7.9

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

  • How long is the flight from Sri Lanka to London?

    For as low as £533, Gulf Air can have you in London from Sri Lanka in 13h 35m. Airlines will cover a distance of 5412 mi. This flight may include one or multiple stops.

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

    The cheapet airlines for a one-way flight from Sri Lanka to London are Turkish Airlines (£211), IndiGo (£212), and Air Arabia (£220).

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

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

    The cheapest flight price from Sri Lanka to London is £420. On average you can expect to pay £686. The most popular route, (Colombo Bandaranaike Intl - London Heathrow), can usually be booked for £527.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Sri Lanka to London (average of £609). Flying from Sri Lanka to London in January is currently the most expensive (average of £798). 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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Browse thousands of different options on Cheapflights for your next trip

Top 8 airlines flying from Sri Lanka to London

AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest£267Average£639FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£403Average£633FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£450Average£649FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air ArabiaCheapest£495Average£567FlexibilityNo cancel feeOn-time79%
Search Air Arabia flights
British AirwaysCheapest£503Average£646FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest£647Average£759FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Turkish AirlinesCheapest£669Average£671FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
SriLankan AirlinesCheapest£681Average£937FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Sri Lanka to London 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 London?

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

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

Certainly. Search results for flights to London from Sri Lanka shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Sri Lanka to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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