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Cheap flights from the United Kingdom to Sierra Leone from £354

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FNA
7 Dec — 14 Dec1
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 7 November 2025.

Wed 12/1120:05LHR - FNA
2 stops22h 20mSWISS
Wed 19/1120:10FNA - LHR
3 stops20h 10mSWISS
Deal found 7/11£712
Thu 13/1118:40LGW - FNA
2 stops48h 00mSWISS
Mon 24/1119:45FNA - LGW
3 stops22h 05mSWISS
Deal found 5/11£719
Sun 7/1209:00LHR - FNA
2 stops33h 25mSWISS
Sun 14/1220:10FNA - LHR
3 stops39h 05mSWISS
Deal found 6/11£731
Sun 7/1209:00LHR - FNA
2 stops33h 25mMultiple Airlines
Sun 14/1220:10FNA - LHR
2 stops20h 55mMultiple Airlines
Deal found 6/11£739
Wed 12/1120:05LHR - FNA
2 stops22h 20mMultiple Airlines
Mon 24/1119:45FNA - LHR
2 stops14h 20mMultiple Airlines
Deal found 5/11£748
Thu 13/1120:05LHR - FNA
2 stops46h 35mSWISS
Mon 24/1119:45FNA - LHR
3 stops25h 40mSWISS
Deal found 5/11£751
Wed 12/1109:20LCY - FNA
2 stops33h 05mSWISS
Wed 19/1120:10FNA - LCY
3 stops20h 55mSWISS
Deal found 7/11£752
Wed 19/1118:40LGW - FNA
2 stops23h 45mSWISS
Wed 26/1120:10FNA - LGW
3 stops21h 40mSWISS
Deal found 5/11£758
Wed 26/1120:05LHR - FNA
2 stops22h 20mSWISS
Wed 10/1220:10FNA - LHR
3 stops17h 30mSWISS
Deal found 5/11£760
Wed 12/1120:05LHR - FNA
2 stops22h 20mMultiple Airlines
Thu 20/1119:45FNA - LHR
2 stops21h 20mMultiple Airlines
Deal found 5/11£767
Mon 1/1220:05LHR - FNA
2 stops22h 35mSWISS
Sat 6/1220:10FNA - LHR
3 stops16h 50mSWISS
Deal found 5/11£768
Wed 12/1120:05LHR - FNA
2 stops22h 20mMultiple Airlines
Wed 19/1120:10FNA - LHR
2 stops13h 55mMultiple Airlines
Deal found 7/11£770

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 7 November 2025.

Round-trip from

£685

One-way from

£354

Popular in

December

Cheapest in

March

Average price

£769

Good round-trip deal

£903 or less

Good one-way deal

£469 or less
SWISS
  • SWISS
  • 3/2-28/2
  • 5 total stops
  • 69h 40m total
  • United Kingdom to Sierra Leone
Search Deals
8/1
  • 8/1
  • 3 total stops
  • 23h 05m total
  • United Kingdom to Sierra Leone
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£72 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 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 7 November 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

LGW - FNA

LGWFNA

London Gatwick

Fri 13/3

18:40-18:40

2 stops24h 00m

Freetown Lungi Intl

Sun 22/3

20:10-17:50

3 stops21h 40m

£761

LondonFreetown

LCY - FNA

LCYFNA

London City

Wed 4/2

09:20-18:25

2 stops33h 05m

Freetown Lungi Intl

Wed 18/2

20:10-08:45

3 stops36h 35m

£783

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Mon 16/2

06:50-18:25

1 stop11h 35m

Freetown Lungi Intl

Mon 23/2

19:45-19:15

3 stops23h 30m

£796

BirminghamFreetown

BHX - FNA

BHXFNA

Birmingham

Fri 30/1

18:50-18:40

2 stops23h 50m

Freetown Lungi Intl

Sat 28/2

20:10-18:00

3 stops21h 50m

£796

BirminghamFreetown

BHX - FNA

BHXFNA

Birmingham

Mon 2/2

09:00-18:40

2 stops33h 40m

Freetown Lungi Intl

Sat 28/2

20:10-18:00

3 stops21h 50m

£796

BirminghamFreetown

BHX - FNA

BHXFNA

Birmingham

Sun 1/2

18:50-18:25

2 stops23h 35m

Freetown Lungi Intl

Sat 28/2

20:10-18:00

3 stops21h 50m

£796

LondonFreetown

LCY - FNA

LCYFNA

London City

Wed 19/11

13:30-18:25

2 stops28h 55m

Freetown Lungi Intl

Thu 27/11

19:45-08:00

3 stops36h 15m

£800

LondonFreetown

LCY - FNA

LCYFNA

London City

Fri 13/3

19:20-18:40

2 stops23h 20m

Freetown Lungi Intl

Sun 22/3

20:10-12:55

3 stops16h 45m

£800

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Wed 14/1

17:50-18:25

1 stop24h 35m

Freetown Lungi Intl

Mon 9/2

19:45-19:15

3 stops23h 30m

£804

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Fri 13/3

17:50-18:40

1 stop24h 50m

Freetown Lungi Intl

Sun 22/3

20:10-17:05

2 stops20h 55m

£847

Flights are sorted by cheapest return flights first.

Deals found on 6/11

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 £480). Flying from United Kingdom to Sierra Leone in July is currently the most expensive (average of £664). 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 7 November 2025.

It’s typically best to fly out from United Kingdom to Sierra Leone in the evening. Doing so could potentially save you 26% 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 afternoons 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 7 November 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
1,779 reviews
Check prices

Entertainment

6.8

Food

7.1

Boarding

7.6

Overall

7.5

Crew

8.2

Comfort

7.4

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
1,779 reviews
SWISS
7.5
Good
1,779 reviews
Check prices

Entertainment

6.8

Food

7.1

Boarding

7.6

Overall

7.5

Crew

8.2

Comfort

7.4

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
4,032 reviews
SWISS
7.5
Good
1,779 reviews
Check prices

Entertainment

6.8

Food

7.1

Boarding

7.6

Overall

7.5

Crew

8.2

Comfort

7.4

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
369 reviews
SWISS
7.5
Good
1,779 reviews
Check prices

Entertainment

6.8

Food

7.1

Boarding

7.6

Overall

7.5

Crew

8.2

Comfort

7.4

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
525 reviews
SWISS
7.5
Good
1,779 reviews
Check prices

Entertainment

6.8

Food

7.1

Boarding

7.6

Overall

7.5

Crew

8.2

Comfort

7.4

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 £1,017, SWISS can have you in Sierra Leone from United Kingdom in 22h 15m. United Kingdom and Sierra Leone are separated by a distance of 3148 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 £480). Flying from United Kingdom to Sierra Leone in July is currently the most expensive (average of £664). 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 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Hahn AirCheapest£480Average£926FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Kenya AirwaysCheapest£495Average£994FlexibilityNo cancel feeOn-time82%
Search Kenya Airways flights
Brussels AirlinesCheapest£561Average£808FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
SWISSCheapest£582Average£710FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Ethiopian AirCheapest£617Average£944FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights
Royal Air MarocCheapest£647Average£994FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Turkish AirlinesCheapest£728Average£841FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines 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.

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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