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Cheap flights from the United Kingdom to Sierra Leone from £291

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FNA
18 juin — 25 juin1
1 adult

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 13 juin 2025.

Round-trip from

£679

One-way from

£291

Popular in

December

Cheapest in

September

Average price

£819
SWISS
  • SWISS
  • 1/9-5/10
  • 5 total stops
  • 80h 10m total
  • United Kingdom to Sierra Leone
Search Deals
18/8
  • 18/8
  • 2 total stops
  • 35h 30m total
  • United Kingdom to Sierra Leone
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£45 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 13 juin 2025.

lun. 1/918:50BHX - FNA
2 stops23h 35mSWISS
ven. 10/1018:45FNA - BHX
3 stops46h 20mSWISS
Deal found 12/6£679
jeu. 4/918:50BHX - FNA
2 stops23h 35mMultiple Airlines
mar. 7/1018:45FNA - BHX
2 stops20h 05mMultiple Airlines
Deal found 12/6£684
ven. 5/919:15LHR - FNA
2 stops47h 10mMultiple Airlines
dim. 5/1018:45FNA - LHR
2 stops21h 20mMultiple Airlines
Deal found 11/6£690
dim. 24/820:05LHR - FNA
2 stops22h 20mSWISS
mar. 2/918:45FNA - LHR
3 stops26h 00mSWISS
Deal found 11/6£692
mar. 29/719:20LCY - FNA
2 stops23h 05mSWISS
mar. 30/918:45FNA - LCY
3 stops21h 45mSWISS
Deal found 12/6£693
ven. 5/906:50LHR - FNA
1 stop11h 35mBrussels Airlines
dim. 5/1018:45FNA - LHR
2 stops14h 30mBrussels Airlines
Deal found 11/6£695
lun. 1/916:40BHX - FNA
1 stop25h 45mBrussels Airlines
mer. 8/1018:45FNA - BHX
2 stops20h 05mBrussels Airlines
Deal found 12/6£702
mar. 29/718:35LGW - FNA
2 stops23h 50mSWISS
dim. 28/918:45FNA - LGW
3 stops46h 05mSWISS
Deal found 12/6£703
lun. 15/917:15LGW - FNA
2 stops32h 10mTurkish Airlines
dim. 14/1201:25FNA - LGW
2 stops21h 10mTurkish Airlines
Deal found 11/6£760
mar. 25/1106:10MAN - FNA
1 stop12h 30mBrussels Airlines
mer. 17/1220:05FNA - MAN
2 stops14h 15mBrussels Airlines
Deal found 10/6£767
mar. 8/710:10LGW - FNA
2 stops31h 35mEthiopian Air
lun. 28/709:00FNA - LGW
2 stops20h 20mEthiopian Air
Deal found 11/6£771
mar. 25/1106:10MAN - FNA
1 stop12h 30mMultiple Airlines
mer. 17/1220:05FNA - MAN
3 stops21h 50mMultiple Airlines
Deal found 10/6£783

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 13 juin 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

BirminghamFreetown

BHX - FNA

BHXFNA

Birmingham

lun. 1/9

18:50-17:25

2 stops23h 35m

Freetown Lungi Intl

ven. 10/10

18:45-18:05

3 stops46h 20m

£679

BirminghamFreetown

BHX - FNA

BHXFNA

Birmingham

jeu. 4/9

18:50-17:25

2 stops23h 35m

Freetown Lungi Intl

mar. 7/10

18:45-15:50

2 stops20h 05m

£684

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

ven. 5/9

19:15-17:25

2 stops47h 10m

Freetown Lungi Intl

dim. 5/10

18:45-17:05

2 stops21h 20m

£690

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

dim. 24/8

20:05-17:25

2 stops22h 20m

Freetown Lungi Intl

mar. 2/9

18:45-21:45

3 stops26h 00m

£692

LondonFreetown

LCY - FNA

LCYFNA

London City

mar. 29/7

19:20-17:25

2 stops23h 05m

Freetown Lungi Intl

mar. 30/9

18:45-17:30

3 stops21h 45m

£693

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

ven. 5/9

06:50-17:25

1 stop11h 35m

Freetown Lungi Intl

dim. 5/10

18:45-10:15

2 stops14h 30m

£695

BirminghamFreetown

BHX - FNA

BHXFNA

Birmingham

lun. 1/9

16:40-17:25

1 stop25h 45m

Freetown Lungi Intl

mer. 8/10

18:45-15:50

2 stops20h 05m

£702

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

mar. 29/7

18:35-17:25

2 stops23h 50m

Freetown Lungi Intl

dim. 28/9

18:45-17:50

3 stops46h 05m

£703

ManchesterFreetown

MAN - FNA

MANFNA

Manchester

mar. 25/11

06:10-18:40

1 stop12h 30m

Freetown Lungi Intl

mer. 17/12

20:05-10:20

2 stops14h 15m

£767

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

mar. 8/7

10:10-16:45

2 stops31h 35m

Freetown Lungi Intl

lun. 28/7

09:00-06:20

2 stops20h 20m

£771

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 42 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 13 juin 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.

Rainfall in Sierra Leone by month

Plan your trip to Sierra Leone by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sierra Leone ranges from 0.0 - 590.0 inches per month. July is typically the wettest month, when rainfall can reach 590.0 mm. January is typically the driest time to visit Sierra Leone when rainfall is around 0.0 mm.

Temperature in Sierra Leone by month

Plan your trip to Sierra Leone by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sierra Leone, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 25.0 C).

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 13 juin 2025.
Get a feel of what it's like to fly with SWISS, Brussels Airlines and Turkish Airlines from United Kingdom to Sierra Leone by reading reviews from past customers. 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
1,624 reviews
Check prices

Overall

7.5

Entertainment

6.7

Comfort

7.4

Food

7.0

Boarding

7.6

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
SWISS
7.5
Good
1,624 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Overall

7.5

Entertainment

6.7

Comfort

7.4

Food

7.0

Boarding

7.6

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Brussels Airlines
7.4
Good
355 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Overall

7.5

Entertainment

6.7

Comfort

7.4

Food

7.0

Boarding

7.6

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Turkish Airlines
7.3
Good
3,849 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Overall

7.5

Entertainment

6.7

Comfort

7.4

Food

7.0

Boarding

7.6

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Ethiopian Air
7.2
Good
781 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Overall

7.5

Entertainment

6.7

Comfort

7.4

Food

7.0

Boarding

7.6

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Kenya Airways
6.9
Okay
265 reviews
SWISS
7.5
Good
1,624 reviews
Check prices

Overall

7.5

Entertainment

6.7

Comfort

7.4

Food

7.0

Boarding

7.6

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

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.

  • What are the cheapest airlines to fly from United Kingdom to Sierra Leone one-way?

    The cheapet airlines for a one-way flight from United Kingdom to Sierra Leone are SWISS (£554), Brussels Airlines (£559), and Kenya Airways (£645).

  • 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 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 13 juin 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest£560Average£836FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
SWISSCheapest£561Average£690FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Royal Air MarocCheapest£611Average£991FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Ethiopian AirCheapest£644Average£980FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights
Turkish AirlinesCheapest£701Average£807FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Kenya AirwaysCheapest£802Average£937FlexibilityNo 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.

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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