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Cheap flights from the United Kingdom to Sierra Leone from £419

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 26/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FNA
20 Dec — 27 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 20 November 2025.

Mon 17/1120:05LHR - FNA
2 stops22h 35mMultiple Airlines
Wed 17/1220:10FNA - LHR
2 stops13h 55mMultiple Airlines
Deal found 17/11£721
Thu 4/1219:10LCY - FNA
2 stops47h 30mSWISS
Thu 11/1219:45FNA - LCY
3 stops17h 10mSWISS
Deal found 17/11£733
Tue 9/1220:05LHR - FNA
2 stops22h 35mMultiple Airlines
Mon 15/1219:45FNA - LHR
2 stops21h 20mMultiple Airlines
Deal found 19/11£750
Tue 9/1217:40LCY - FNA
2 stops25h 00mSWISS
Mon 15/1219:45FNA - LCY
3 stops17h 10mSWISS
Deal found 19/11£752
Tue 2/1217:10LHR - FNA
1 stop11h 10mRoyal Air Maroc
Tue 9/1205:20FNA - LHR
1 stop10h 20mRoyal Air Maroc
Deal found 19/11£753
Thu 4/1217:10LHR - FNA
2 stops49h 30mMultiple Airlines
Thu 11/1219:45FNA - LHR
2 stops25h 35mMultiple Airlines
Deal found 17/11£754
Thu 4/1218:40LGW - FNA
2 stops48h 00mSWISS
Thu 11/1219:45FNA - LGW
3 stops22h 05mSWISS
Deal found 17/11£779
Sun 7/1206:00LHR - FNA
2 stops36h 25mSWISS
Mon 16/319:45FNA - LHR
3 stops20h 35mSWISS
Deal found 18/11£787
Thu 18/1217:10LHR - FNA
2 stops49h 30mSWISS
Thu 25/1219:45FNA - LHR
3 stops25h 40mSWISS
Deal found 18/11£790
Thu 4/1218:40LHR - FNA
2 stops48h 00mMultiple Airlines
Sat 13/1220:10FNA - LHR
2 stops13h 55mMultiple Airlines
Deal found 17/11£805
Thu 18/1218:40LHR - FNA
2 stops48h 00mMultiple Airlines
Sat 27/1220:10FNA - LHR
2 stops20h 55mMultiple Airlines
Deal found 17/11£806
Tue 2/1218:40LHR - FNA
2 stops24h 00mSWISS
Mon 15/1219:45FNA - LHR
3 stops36h 30mSWISS
Deal found 17/11£807

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 20 November 2025.

Round-trip from

£735

One-way from

£419

Popular in

December

Cheapest in

October

Average price

£776

Good round-trip deal

£902 or less

Good one-way deal

£469 or less
SWISS
  • SWISS
  • 14/1-9/2
  • 5 total stops
  • 50h 15m total
  • United Kingdom to Sierra Leone
Search Deals
26/11
  • 26/11
  • 3 total stops
  • 46h 50m total
  • United Kingdom to Sierra Leone
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£28 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 20 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

LCY - FNA

LCYFNA

London City

Thu 4/12

19:10-18:40

2 stops47h 30m

Freetown Lungi Intl

Thu 11/12

19:45-12:55

3 stops17h 10m

£733

LondonFreetown

LCY - FNA

LCYFNA

London City

Tue 9/12

17:40-18:40

2 stops25h 00m

Freetown Lungi Intl

Mon 15/12

19:45-12:55

3 stops17h 10m

£752

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Thu 4/12

18:40-18:40

2 stops48h 00m

Freetown Lungi Intl

Thu 11/12

19:45-17:50

3 stops22h 05m

£779

LondonFreetown

LCY - FNA

LCYFNA

London City

Mon 26/1

17:50-18:40

2 stops24h 50m

Freetown Lungi Intl

Mon 2/2

19:45-17:05

3 stops21h 20m

£790

ManchesterFreetown

MAN - FNA

MANFNA

Manchester

Sat 31/1

06:10-18:40

1 stop12h 30m

Freetown Lungi Intl

Mon 1/6

18:45-13:15

3 stops17h 30m

£792

ManchesterFreetown

MAN - FNA

MANFNA

Manchester

Sat 31/1

18:45-18:40

2 stops23h 55m

Freetown Lungi Intl

Mon 1/6

18:45-13:15

3 stops17h 30m

£810

LondonFreetown

LCY - FNA

LCYFNA

London City

Mon 1/12

19:10-18:40

2 stops47h 30m

Freetown Lungi Intl

Mon 22/12

19:45-08:45

3 stops37h 00m

£821

LondonFreetown

LGW - FNA

LGWFNA

London Gatwick

Wed 14/1

18:40-18:25

2 stops23h 45m

Freetown Lungi Intl

Mon 9/2

19:45-17:50

3 stops22h 05m

£838

LondonFreetown

LCY - FNA

LCYFNA

London City

Tue 9/12

17:40-18:40

2 stops25h 00m

Freetown Lungi Intl

Tue 16/12

20:10-08:40

3 stops36h 30m

£841

LondonFreetown

LCY - FNA

LCYFNA

London City

Mon 12/1

17:50-18:40

2 stops24h 50m

Freetown Lungi Intl

Sat 24/1

20:10-08:40

3 stops36h 30m

£857

Flights are sorted by cheapest return flights first.

Deals found on 18/11

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 £479). Flying from United Kingdom to Sierra Leone in July is currently the most expensive (average of £663). 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 20 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.

How often are flights $[0, preposition:'from ']$[0, article:'from ']$[0, place:'from'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] delayed?

About 33% of weekly flights between $[0, place:'genitive'] and $[1, place:'genitive'] have experienced delays in the past year, with the average delay time being 95 minutes.

What is the most punctual flight time for $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Which airline has the best punctuality record on $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Over the past year, Titan Airways have had the lowest number of delays on this route, with just 17% of flights being delayed.

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 20 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
1,788 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Food

7.1

Boarding

7.7

Overall

7.5

Crew

8.2

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
1,788 reviews
SWISS
7.5
Good
1,788 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Food

7.1

Boarding

7.7

Overall

7.5

Crew

8.2

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
4,045 reviews
SWISS
7.5
Good
1,788 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Food

7.1

Boarding

7.7

Overall

7.5

Crew

8.2

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
1,788 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Food

7.1

Boarding

7.7

Overall

7.5

Crew

8.2

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
530 reviews
SWISS
7.5
Good
1,788 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Food

7.1

Boarding

7.7

Overall

7.5

Crew

8.2

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 £870, SWISS can have you in Sierra Leone from United Kingdom in 30h 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.

  • 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 Royal Air Maroc (£509), Kenya Airways (£563), and SWISS (£692).

  • 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 £479). Flying from United Kingdom to Sierra Leone in July is currently the most expensive (average of £663). 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 20 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Hahn AirCheapest£480Average£925FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Kenya AirwaysCheapest£494Average£993FlexibilityNo cancel feeOn-time82%
Search Kenya Airways flights
Brussels AirlinesCheapest£561Average£807FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
SWISSCheapest£581Average£710FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Ethiopian AirCheapest£617Average£943FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights
Royal Air MarocCheapest£646Average£993FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Turkish AirlinesCheapest£727Average£840FlexibilityNo 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.

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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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