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Cheap flights from London to Sierra Leone from £408

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
LON — FNA
25 Nov — 2 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from London to Sierra Leone

Enter your travel dates to find the best prices.

Cheapest flights from London to Sierra Leone
Explore the most affordable flight options available from London to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2025.

Sat 1/1118:40LGW - FNA
2 stops24h 00mSWISS
Sun 30/1120:10FNA - LGW
3 stops21h 40mSWISS
Deal found 23/10£683
Sat 1/1120:05LHR - FNA
2 stops22h 35mSWISS
Sun 30/1120:10FNA - LHR
3 stops17h 30mSWISS
Deal found 25/10£695
Sat 8/1118:40LHR - FNA
2 stops24h 00mSWISS
Sat 20/1220:10FNA - LHR
3 stops25h 30mSWISS
Deal found 26/10£704
Sat 1/1118:40LHR - FNA
2 stops24h 00mMultiple Airlines
Sun 30/1120:10FNA - LHR
2 stops20h 55mMultiple Airlines
Deal found 23/10£709
Thu 13/1106:25LGW - FNA
2 stops18h 00mTurkish Airlines
Thu 18/1201:20FNA - LGW
2 stops14h 50mTurkish Airlines
Deal found 25/10£768
Sat 22/1118:40LHR - FNA
2 stops24h 00mSWISS
Sat 29/1120:10FNA - LHR
3 stops25h 30mSWISS
Deal found 24/10£773
Sat 22/1118:40LGW - FNA
2 stops24h 00mSWISS
Sat 29/1120:10FNA - LGW
3 stops45h 40mSWISS
Deal found 26/10£788
Sat 8/1117:10LHR - FNA
2 stops25h 30mMultiple Airlines
Sat 20/1220:10FNA - LHR
2 stops25h 10mMultiple Airlines
Deal found 26/10£792
Mon 29/1220:05LHR - FNA
2 stops46h 35mSWISS
Tue 27/120:10FNA - LHR
3 stops25h 30mSWISS
Deal found 26/10£795
Wed 19/1109:00LHR - FNA
2 stops33h 25mMultiple Airlines
Wed 26/1120:10FNA - LHR
2 stops25h 10mMultiple Airlines
Deal found 24/10£797
Thu 13/1106:35LHR - FNA
2 stops17h 50mTurkish Airlines
Thu 18/1201:20FNA - LHR
2 stops32h 35mTurkish Airlines
Deal found 25/10£799
Wed 19/1112:05LHR - FNA
2 stops30h 20mSWISS
Wed 26/1120:10FNA - LHR
3 stops20h 30mSWISS
Deal found 24/10£801

Cheap flight deals from London to Sierra Leone

Keep the following information in mind while searching for London to Sierra Leone flight deals. Data was last updated 26 October 2025.

Round-trip from

£686

One-way from

£408

Popular in

December

Cheapest in

March

Average price

£761

Good round-trip deal

£1,000 or less

Good one-way deal

£420 or less
SWISS
  • SWISS
  • 25/2-4/3
  • 5 total stops
  • 42h 30m total
  • London to Sierra Leone
Search Deals
8/12
  • 8/12
  • 3 total stops
  • 47h 25m total
  • London to Sierra Leone
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£67 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from London (LON) to Sierra Leone.
Search Deals
Price to beat on a one-way flight from London (LON) to Sierra Leone.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Sierra Leone 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 26 October 2025.
Use the filters below to find and compare flights from London to Sierra Leone that are best for you.

Fly from

London

Fly to

Sierra Leone

Route

Depart

Return

Price

LondonFreetown

LCY - FNA

LCYFNA

London City

Wed 25/2

13:30-18:25

2 stops28h 55m

Freetown Lungi Intl

Wed 4/3

20:10-18:40

3 stops22h 30m

£704

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Wed 25/2

06:50-18:40

1 stop11h 50m

Freetown Lungi Intl

Wed 4/3

20:10-17:05

2 stops20h 55m

£729

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Tue 24/2

06:50-18:40

1 stop11h 50m

Freetown Lungi Intl

Tue 3/3

20:10-17:05

2 stops20h 55m

£729

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Tue 24/3

06:50-18:40

1 stop11h 50m

Freetown Lungi Intl

Mon 6/4

18:45-10:15

2 stops14h 30m

£747

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Tue 24/3

10:00-16:45

2 stops30h 45m

Freetown Lungi Intl

Mon 6/4

09:00-06:20

2 stops20h 20m

£752

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Tue 24/3

10:00-16:45

2 stops30h 45m

Freetown Lungi Intl

Sun 5/4

09:00-06:20

2 stops20h 20m

£752

LondonFreetown

LCY - FNA

LCYFNA

London City

Sat 24/1

12:15-18:40

2 stops30h 25m

Freetown Lungi Intl

Wed 11/2

20:10-12:55

3 stops16h 45m

£752

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Wed 21/1

17:05-00:25

2 stops31h 20m

Freetown Lungi Intl

Tue 3/2

01:25-09:25

2 stops32h 00m

£755

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Thu 13/11

06:25-00:25

2 stops18h 00m

Freetown Lungi Intl

Thu 18/12

01:20-16:10

2 stops14h 50m

£768

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Thu 26/2

06:50-18:25

1 stop11h 35m

Freetown Lungi Intl

Thu 5/3

19:45-17:05

2 stops21h 20m

£781

Flights are sorted by cheapest return flights first.

Deals found on 23/10

Showing 1-10 of 54 results
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Best time to book a flight from London to Sierra Leone

Have a flexible travel schedule? Discover the best time to fly to Sierra Leone 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 Sierra Leone

What is the cheapest month to book a flight from London to Sierra Leone?

Currently, December is the cheapest month in which you can book a flight from London to Sierra Leone (average of £469). Flying from London to Sierra Leone in July is currently the most expensive (average of £653). 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 SL?

Find hourly flight availability from London to Sierra Leone. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 October 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from London to Sierra Leone by exploring options for tickets at midday.

Reviews of airlines servicing Sierra Leone

Get insights into the airlines that provide service to Sierra Leone. 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 Sierra Leone. Reviews last updated 26 October 2025.
Read reviews from past customers who have flown with SWISS, Turkish Airlines, andBrussels Airlines from London to Sierra Leone. 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.
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Entertainment

6.8

Boarding

7.7

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
SWISS
7.5
Good
1,772 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Entertainment

6.8

Boarding

7.7

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
Turkish Airlines
7.3
Good
4,027 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Entertainment

6.8

Boarding

7.7

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
Brussels Airlines
7.2
Good
368 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Entertainment

6.8

Boarding

7.7

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
Ethiopian Air
7.2
Good
878 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Entertainment

6.8

Boarding

7.7

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
Royal Air Maroc
6.2
Okay
524 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Entertainment

6.8

Boarding

7.7

Food

7.1

Overall

7.5

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.

Related info for your journey

Find useful and relevant information for your journey from London to Sierra Leone. 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 London to Sierra Leone?

    Airlines like SWISS, Brussels Airlines, and Ethiopian Air fly from London to Sierra Leone in about 11h 50m. The time it takes to get you to your destination can typically vary by up to 18h 55m. The distance from London to Sierra Leone is about 3046 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from London to Sierra Leone?

    When deciding which route to take from London to Sierra Leone consider London Heathrow - Freetown Lungi Intl, London Gatwick - Freetown Lungi Intl or London Stansted - Freetown Lungi Intl as they are the most popular.

  • Can I find deals for flights from London to Sierra Leone that include hotel bookings?

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

  • How can I find direct flights from London to Sierra Leone?

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

  • Can I find deals for business class flights from London to Sierra Leone?

    Yes. Cheapflights offers flight deals from London to Sierra Leone 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 Sierra Leone?

    Currently, December is the cheapest month in which you can book a flight from London to Sierra Leone (average of £469). Flying from London to Sierra Leone in July is currently the most expensive (average of £653). 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 Sierra Leone

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from London to Sierra Leone

Discover the top 7 airlines that operate flights from London to Sierra Leone. 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 26 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Hahn AirCheapest£482Average£891FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Kenya AirwaysCheapest£486Average£977FlexibilityNo cancel feeOn-time82%
Search Kenya Airways flights
SWISSCheapest£572Average£694FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Ethiopian AirCheapest£607Average£934FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights
Brussels AirlinesCheapest£627Average£801FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Royal Air MarocCheapest£682Average£908FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Turkish AirlinesCheapest£716Average£852FlexibilityNo cancel feeOn-time77%
Search Turkish 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 London to Sierra Leone?

Deals for London to Sierra Leone flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Sierra Leone?

Cheapflights simply makes it quick and affordable to book flights from London to Sierra Leone by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to Sierra Leone with no change fees?

Need flexible booking options for your flight to Sierra Leone from London? 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 London to Sierra Leone become cheaper?

Of course! You can now track prices for flights from London to Sierra Leone 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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