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Cheap flights from the United Kingdom to Sierra Leone from £306

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FNA
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

Find flight deals from United Kingdom to Sierra Leone

Enter your travel dates to find the best prices.

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 24 October 2025.

Sat 1/1118:40LGW - FNA
2 stops24h 00mSWISS
Sun 30/1120:10FNA - LGW
3 stops21h 40mSWISS
Deal found 23/10£682
Thu 13/1118:40LGW - FNA
2 stops48h 00mSWISS
Tue 25/1120:10FNA - LGW
3 stops21h 40mSWISS
Deal found 22/10£692
Wed 5/1120:05LHR - FNA
2 stops22h 20mMultiple Airlines
Thu 13/1119:45FNA - LHR
2 stops14h 20mMultiple Airlines
Deal found 23/10£700
Sat 1/1117:10LHR - FNA
2 stops25h 30mSWISS
Sun 30/1120:10FNA - LHR
3 stops35h 55mSWISS
Deal found 23/10£702
Thu 13/1118:40LHR - FNA
2 stops48h 00mMultiple Airlines
Tue 25/1120:10FNA - LHR
2 stops20h 55mMultiple Airlines
Deal found 22/10£703
Thu 13/1118:40LHR - FNA
2 stops48h 00mSWISS
Tue 25/1120:10FNA - LHR
3 stops17h 30mSWISS
Deal found 22/10£706
Sat 1/1118:40LHR - FNA
2 stops24h 00mMultiple Airlines
Sun 30/1120:10FNA - LHR
2 stops20h 55mMultiple Airlines
Deal found 23/10£708
Sat 22/1118:40LGW - FNA
2 stops24h 00mSWISS
Sat 29/1120:10FNA - LGW
3 stops21h 40mSWISS
Deal found 23/10£712
Sun 16/1106:50LHR - FNA
1 stop11h 50mMultiple Airlines
Mon 8/1219:45FNA - LHR
3 stops15h 30mMultiple Airlines
Deal found 22/10£713
Mon 10/1118:40LGW - FNA
2 stops24h 00mSWISS
Sun 16/1120:10FNA - LGW
3 stops21h 40mSWISS
Deal found 22/10£713
Sat 22/1106:50LHR - FNA
1 stop11h 50mBrussels Airlines
Sat 29/1120:10FNA - LHR
2 stops20h 55mBrussels Airlines
Deal found 23/10£716
Thu 13/1106:50LHR - FNA
1 stop11h 35mBrussels Airlines
Tue 25/1120:10FNA - LHR
2 stops20h 55mBrussels Airlines
Deal found 22/10£718

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 24 October 2025.

Round-trip from

£678

One-way from

£306

Popular in

December

Cheapest in

March

Average price

£760

Good round-trip deal

£998 or less

Good one-way deal

£419 or less
Brussels Airlines
  • Brussels Airlines
  • 21/1-28/1
  • 3 total stops
  • 37h 00m total
  • United Kingdom to Sierra Leone
Search Deals
11/11
  • 11/11
  • 3 total stops
  • 23h 55m total
  • United Kingdom to Sierra Leone
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£70 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 United Kingdom to Sierra Leone.
Search Deals
Price to beat on a one-way flight from United Kingdom to Sierra Leone.
Search Deals

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 24 October 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

Mon 10/11

20:05-18:40

2 stops22h 35m

Freetown Lungi Intl

Sun 16/11

20:10-10:05

2 stops13h 55m

£700

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Sat 22/11

18:40-18:40

2 stops24h 00m

Freetown Lungi Intl

Sat 29/11

20:10-17:50

3 stops21h 40m

£712

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Wed 21/1

18:40-18:25

2 stops23h 45m

Freetown Lungi Intl

Wed 28/1

20:10-17:50

3 stops21h 40m

£713

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Mon 10/11

18:40-18:40

2 stops24h 00m

Freetown Lungi Intl

Sun 16/11

20:10-17:50

3 stops21h 40m

£713

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Sat 22/11

06:50-18:40

1 stop11h 50m

Freetown Lungi Intl

Sat 29/11

20:10-17:05

2 stops20h 55m

£716

LondonFreetown

LCY - FNA

LCYFNA

London City

Sat 22/11

08:35-18:40

2 stops34h 05m

Freetown Lungi Intl

Sat 29/11

20:10-12:55

3 stops40h 45m

£752

LondonFreetown

LCY - FNA

LCYFNA

London City

Mon 10/11

19:10-18:40

2 stops23h 30m

Freetown Lungi Intl

Sun 16/11

20:10-08:40

3 stops36h 30m

£753

LondonFreetown

LCY - FNA

LCYFNA

London City

Wed 21/1

09:20-18:25

2 stops33h 05m

Freetown Lungi Intl

Wed 28/1

20:10-08:45

3 stops36h 35m

£753

LondonFreetown

LCY - FNA

LCYFNA

London City

Wed 14/1

13:30-18:25

2 stops28h 55m

Freetown Lungi Intl

Mon 9/2

19:45-17:05

3 stops21h 20m

£754

LondonFreetown

LCY - FNA

LCYFNA

London City

Wed 11/2

09:20-18:25

2 stops33h 05m

Freetown Lungi Intl

Wed 25/2

20:10-17:05

3 stops20h 55m

£754

Flights are sorted by cheapest return flights first.

Deals found on 23/10

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, December is the cheapest month in which you can book a flight from United Kingdom to Sierra Leone (average of £469). Flying from United Kingdom to Sierra Leone in July is currently the most expensive (average of £652). 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 24 October 2025.

It’s typically best to fly out from United Kingdom to Sierra Leone in the evening. Doing so could potentially save you 25% on the flight price compared to flying at midday, which is usually more expensive.

What is the cheapest day to fly from United Kingdom to Sierra Leone?

Use this chart to determine the cheapest time to fly return from United Kingdom to Sierra Leone. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their United Kingdom to Sierra Leone flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 24 October 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.
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
SWISS
7.5
Good
1,772 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Turkish Airlines
7.3
Good
4,023 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Brussels Airlines
7.2
Good
368 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Ethiopian Air
7.2
Good
878 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Royal Air Maroc
6.2
Okay
524 reviews
SWISS
7.5
Good
1,772 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.

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 £716, SWISS 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, December is the cheapest month in which you can book a flight from United Kingdom to Sierra Leone (average of £469). Flying from United Kingdom to Sierra Leone in July is currently the most expensive (average of £652). 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.
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Top 7 airlines flying from United Kingdom to Sierra Leone

Discover the top 7 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 24 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Hahn AirCheapest£482Average£890FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Kenya AirwaysCheapest£486Average£976FlexibilityNo cancel feeOn-time82%
Search Kenya Airways flights
Brussels AirlinesCheapest£551Average£792FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
SWISSCheapest£571Average£698FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Ethiopian AirCheapest£606Average£922FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights
Royal Air MarocCheapest£635Average£980FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Turkish AirlinesCheapest£715Average£854FlexibilityNo 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 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.

Can Cheapflights notify me if prices for flights from United Kingdom to Sierra Leone become cheaper?

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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