Cheap flights from the United Kingdom to Sierra Leone from £295

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FNA
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from United Kingdom to Sierra Leone

Keep the following information in mind while searching for United Kingdom to Sierra Leone flight deals. Data was last updated 16 September 2025.

Round-trip from

£654

One-way from

£295

Popular in

December

Cheapest in

March

Average price

£756

Good round-trip deal

£469 or less

Good one-way deal

£450 or less
SWISS
  • SWISS
  • 18/11-27/11
  • 5 total stops
  • 38h 05m total
  • United Kingdom to Sierra Leone
21/10
  • 21/10
  • 2 total stops
  • 25h 20m total
  • United Kingdom to Sierra Leone
Highest demand for flights based on searches. 10% potential increase in price (£65 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from United Kingdom to Sierra Leone.
Price to beat on a one-way flight from United Kingdom to Sierra Leone.

Find flight deals from United Kingdom to Sierra Leone

Cheapest flights from United Kingdom to Sierra Leone
Explore the most affordable flight options available from United Kingdom to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Tue 18/1120:05LHR - FNA
2 stops22h 35mSWISS
Thu 27/1119:45FNA - LHR
3 stops15h 30mSWISS
Deal found 16/9£654
Sat 1/1119:30LHR - FNA
2 stops23h 10mSWISS
Sun 9/1120:10FNA - LHR
3 stops16h 50mSWISS
Deal found 16/9£656
Wed 22/1006:50LHR - FNA
1 stop11h 35mMultiple Airlines
Tue 4/1120:10FNA - LHR
3 stops16h 50mMultiple Airlines
Deal found 13/9£659
Mon 10/1118:40LGW - FNA
2 stops24h 00mSWISS
Mon 17/1119:45FNA - LGW
3 stops22h 05mSWISS
Deal found 16/9£660
Tue 18/1106:50LHR - FNA
1 stop11h 50mBrussels Airlines
Thu 27/1119:45FNA - LHR
2 stops14h 20mBrussels Airlines
Deal found 16/9£663
Thu 13/1106:50LHR - FNA
1 stop11h 35mBrussels Airlines
Tue 25/1120:10FNA - LHR
2 stops13h 55mBrussels Airlines
Deal found 15/9£665
Mon 10/1106:50LHR - FNA
1 stop11h 35mBrussels Airlines
Mon 17/1119:45FNA - LHR
2 stops14h 20mBrussels Airlines
Deal found 16/9£667
Sat 1/1118:40LGW - FNA
2 stops24h 00mSWISS
Sun 9/1120:10FNA - LGW
3 stops21h 40mSWISS
Deal found 16/9£677
Thu 30/1006:50LHR - FNA
1 stop11h 35mMultiple Airlines
Thu 6/1119:45FNA - LHR
3 stops25h 55mMultiple Airlines
Deal found 15/9£685
Sat 1/1111:05LHR - FNA
1 stop31h 35mMultiple Airlines
Sun 9/1120:10FNA - LHR
3 stops16h 50mMultiple Airlines
Deal found 16/9£687
Mon 13/1020:05LHR - FNA
2 stops22h 20mMultiple Airlines
Sun 19/1018:45FNA - LHR
2 stops14h 30mMultiple Airlines
Deal found 16/9£690
Sun 9/1106:50LHR - FNA
1 stop11h 50mBrussels Airlines
Wed 19/1120:10FNA - LHR
2 stops20h 55mBrussels Airlines
Deal found 14/9£692

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 16 September 2025.
Use the filters below to find and compare flights from the United Kingdom to Sierra Leone that are best for you.

Fly from

United Kingdom

Fly to

Sierra Leone

Route

Depart

Return

Price

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Sun 9/11

06:50-18:40

1 stop11h 50m

Freetown Lungi Intl

Wed 19/11

20:10-17:05

2 stops20h 55m

£692

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Thu 9/10

20:05-17:25

2 stops22h 20m

Freetown Lungi Intl

Fri 17/10

18:45-07:55

3 stops36h 10m

£697

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Thu 9/10

20:05-17:25

2 stops22h 20m

Freetown Lungi Intl

Fri 17/10

18:45-20:55

2 stops25h 10m

£704

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Sun 11/1

16:10-04:20

1 stop12h 10m

Freetown Lungi Intl

Sun 8/2

05:20-15:10

1 stop9h 50m

£706

LondonFreetown

LCY - FNA

LCYFNA

London City

Mon 10/11

19:10-18:40

2 stops23h 30m

Freetown Lungi Intl

Mon 24/11

19:45-12:50

3 stops17h 05m

£715

LondonFreetown

LCY - FNA

LCYFNA

London City

Wed 12/11

19:10-18:25

2 stops23h 15m

Freetown Lungi Intl

Wed 26/11

20:10-17:05

3 stops20h 55m

£715

LondonFreetown

LCY - FNA

LCYFNA

London City

Wed 12/11

19:10-18:25

2 stops23h 15m

Freetown Lungi Intl

Mon 24/11

19:45-12:50

3 stops17h 05m

£715

LondonFreetown

LCY - FNA

LCYFNA

London City

Tue 18/11

17:45-18:40

2 stops24h 55m

Freetown Lungi Intl

Thu 27/11

19:45-07:55

3 stops36h 10m

£716

LondonFreetown

LCY - FNA

LCYFNA

London City

Sat 1/11

12:20-18:40

2 stops30h 20m

Freetown Lungi Intl

Sun 9/11

20:10-12:50

3 stops40h 40m

£716

LondonFreetown

LCY - FNA

LCYFNA

London City

Mon 10/11

19:10-18:40

2 stops23h 30m

Freetown Lungi Intl

Mon 17/11

19:45-12:50

3 stops17h 05m

£716

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to Sierra Leone

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

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

Currently, February is the cheapest month in which you can book a flight from United Kingdom to Sierra Leone (average of £883). Flying from United Kingdom to Sierra Leone in December is currently the most expensive (average of £1,320). 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 GB to SL?

Find hourly flight availability from United Kingdom 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 16 September 2025.

When flying from United Kingdom to Sierra Leone, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 16 September 2025.
Read reviews from past customers who have flown with SWISS, Turkish Airlines, andBrussels Airlines from the United Kingdom 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.

Entertainment

6.8

Comfort

7.4

Overall

7.6

Food

7.1

Crew

8.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

Entertainment

6.8

Comfort

7.4

Overall

7.6

Food

7.1

Crew

8.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

Entertainment

6.8

Comfort

7.4

Overall

7.6

Food

7.1

Crew

8.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

Entertainment

6.8

Comfort

7.4

Overall

7.6

Food

7.1

Crew

8.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

Entertainment

6.8

Comfort

7.4

Overall

7.6

Food

7.1

Crew

8.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

Entertainment

6.8

Comfort

7.4

Overall

7.6

Food

7.1

Crew

8.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom to Sierra Leone?

    For as low as £692, Brussels Airlines can have you in Sierra Leone from United Kingdom in 11h 50m. United Kingdom and Sierra Leone are separated by a distance of 3046 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Sierra Leone?

    Currently, February is the cheapest month in which you can book a flight from United Kingdom to Sierra Leone (average of £883). Flying from United Kingdom to Sierra Leone in December is currently the most expensive (average of £1,320). 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 United Kingdom to Sierra Leone

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

Top 6 airlines flying from United Kingdom to Sierra Leone

Discover the top 6 airlines that operate flights from United Kingdom 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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest£541Average£777FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
SWISSCheapest£576Average£694FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Ethiopian AirCheapest£595Average£951FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights
Royal Air MarocCheapest£618Average£958FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Turkish AirlinesCheapest£701Average£842FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Kenya AirwaysCheapest£881Average£992FlexibilityNo cancel feeOn-time82%
Search Kenya Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Sierra Leone?

When you search for this flight from United Kingdom to Sierra Leone, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sierra Leone from United Kingdom.

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

Certainly. Search results for flights to Sierra Leone from United Kingdom shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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