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Cheap flights from Sierra Leone to London from £491

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
FNA — LON
6 May — 13 May1
1 adult

Cheap flight deals from Sierra Leone to London

Keep the following information in mind while searching for Sierra Leone to London flight deals. Data was last updated 1 May 2025.

Round-trip from

£611

One-way from

£491

Popular in

November

Cheapest in

March

Average price

£873
Brussels Airlines
  • Brussels Airlines
  • 4/7-6/7
  • 4 total stops
  • 37h 35m total
  • Sierra Leone to London
Royal Air Maroc
  • Royal Air Maroc
  • 11/5
  • 1 total stop
  • 9h 15m total
  • Sierra Leone to London
Highest demand for flights based on searches. 8% potential increase in price (£58 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£18 potential savings vs. average return price).
Average for round-trip flights in May 2025

Find flight deals from Sierra Leone to London

Cheapest flights from Sierra Leone to London
Explore the most affordable flight options available from Sierra Leone to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Fri 4/718:45FNA - LHR
3 stops26h 00mMultiple Airlines
Sun 6/706:50LHR - FNA
1 stop11h 35mMultiple Airlines
Deal found 30/4£611
Fri 6/618:45FNA - LHR
2 stops25h 50mBrussels Airlines
Sun 15/607:45LHR - FNA
1 stop10h 40mBrussels Airlines
Deal found 30/4£668
Fri 6/618:45FNA - LHR
3 stops36h 10mSWISS
Sun 15/606:00LHR - FNA
2 stops36h 25mSWISS
Deal found 30/4£721
Tue 20/518:30FNA - LHR
2 stops20h 45mKenya Airways
Sat 27/918:25LHR - FNA
2 stops24h 05mKenya Airways
Deal found 30/4£799
Fri 9/509:00FNA - LHR
2 stops21h 00mEthiopian Air
Wed 14/521:00LHR - FNA
2 stops21h 20mEthiopian Air
Deal found 30/4£852
Fri 4/718:45FNA - LGW
3 stops22h 05mSWISS
Sun 6/718:40LGW - FNA
2 stops47h 45mSWISS
Deal found 30/4£893
Fri 9/505:25FNA - LGW
1 stop9h 15mMultiple Airlines
Wed 14/518:30LGW - FNA
3 stops23h 50mMultiple Airlines
Deal found 30/4£919
Fri 2/505:25FNA - LHR
1 stop10h 25mRoyal Air Maroc
Thu 15/518:10LHR - FNA
1 stop11h 15mRoyal Air Maroc
Deal found 1/5£926
Sat 14/609:20FNA - LCY
3 stops33h 20mKenya Airways
Sat 21/610:00LCY - FNA
3 stops32h 30mKenya Airways
Deal found 30/4£995
Thu 8/501:30FNA - LGW
2 stops31h 25mTurkish Airlines
Wed 14/517:15LGW - FNA
2 stops32h 15mTurkish Airlines
Deal found 30/4£1,043
Fri 2/505:25FNA - LGW
1 stop9h 15mRoyal Air Maroc
Sat 17/516:40LGW - FNA
1 stop12h 45mRoyal Air Maroc
Deal found 30/4£1,069
Sat 17/501:30FNA - LHR
2 stops36h 35mTurkish Airlines
Sun 25/506:30LHR - FNA
2 stops19h 00mTurkish Airlines
Deal found 30/4£1,069

Cheapflights Fare Finder

Customise your flight search to find flights from Sierra Leone to London 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 1 May 2025.
Use the filters below to find and compare flights from Sierra Leone to London that are best for you.

Fly from

Sierra Leone

Fly to

London

Route

Depart

Return

Price

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Fri 4/7

18:45-21:45

3 stops26h 00m

London Heathrow

Sun 6/7

06:50-17:25

1 stop11h 35m

£611

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Fri 6/6

18:45-21:35

2 stops25h 50m

London Heathrow

Sun 15/6

07:45-17:25

1 stop10h 40m

£668

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Fri 6/6

18:45-07:55

3 stops36h 10m

London Heathrow

Sun 15/6

06:00-17:25

2 stops36h 25m

£721

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Tue 20/5

18:30-16:15

2 stops20h 45m

London Heathrow

Sat 27/9

18:25-17:30

2 stops24h 05m

£799

FreetownLondon

FNA - LGW

FNALGW

Freetown Lungi Intl

Fri 4/7

18:45-17:50

3 stops22h 05m

London Gatwick

Sun 6/7

18:40-17:25

2 stops47h 45m

£893

FreetownLondon

FNA - LCY

FNALCY

Freetown Lungi Intl

Sat 14/6

09:20-19:40

3 stops33h 20m

London City

Sat 21/6

10:00-17:30

3 stops32h 30m

£995

FreetownLondon

FNA - LGW

FNALGW

Freetown Lungi Intl

Fri 4/7

05:25-15:40

1 stop9h 15m

London Gatwick

Sun 6/7

05:30-00:25

2 stops19h 55m

£1,042

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Sat 17/5

01:30-15:05

2 stops36h 35m

London Heathrow

Sun 25/5

06:30-00:30

2 stops19h 00m

£1,069

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Sat 14/6

09:00-17:20

3 stops55h 20m

London Heathrow

Sat 21/6

21:00-17:20

2 stops21h 20m

£1,150

FreetownLondon

FNA - LGW

FNALGW

Freetown Lungi Intl

Thu 5/6

01:25-22:20

2 stops19h 55m

London Gatwick

Sun 15/6

05:30-00:25

2 stops19h 55m

£1,167

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 28 results
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Best time to book a flight from Sierra Leone to London

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

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

Currently, January is the cheapest month in which you can book a flight from Sierra Leone to London (average of £112). Flying from Sierra Leone to London in August is currently the most expensive (average of £164). 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.

Rainfall in London by month

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

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

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

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 1 May 2025.
Get a feel of what it's like to fly with SWISS, Brussels Airlines and Turkish Airlines from Sierra Leone to London by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.6

Comfort

7.4

Food

7.0

Entertainment

6.7

Crew

8.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Comfort

7.4

Food

7.0

Entertainment

6.7

Crew

8.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Comfort

7.4

Food

7.0

Entertainment

6.7

Crew

8.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Comfort

7.4

Food

7.0

Entertainment

6.7

Crew

8.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Comfort

7.4

Food

7.0

Entertainment

6.7

Crew

8.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Boarding

7.6

Comfort

7.4

Food

7.0

Entertainment

6.7

Crew

8.2

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Related info for your journey

Find useful and relevant information for your journey from Sierra Leone to London. 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 Sierra Leone to London one-way?

    The cheapet airlines for a one-way flight from Sierra Leone to London are Royal Air Maroc (£491), Brussels Airlines (£510), and Ethiopian Air (£555).

  • What are the most popular routes from Sierra Leone to London?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sierra Leone to London 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 Sierra Leone to London?

    Currently, January is the cheapest month in which you can book a flight from Sierra Leone to London (average of £112). Flying from Sierra Leone to London in August is currently the most expensive (average of £164). 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

Travelling to a place near Sierra Leone?

Book flights to Sierra Leone if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Southend-on-Sea
Ilford
Crawley
Hayes
Ipswich
Watford
Wembley
Folkestone
Maidstone
Winchester
Dartford
Guildford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sierra Leone to London

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

Top 3 airlines flying from Sierra Leone to London

Discover the top 3 airlines that operate flights from Sierra Leone to London. 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 1 May 2025.
AirlineCheapestAverageFlexibilityOn-time
Royal Air MarocCheapest£618Average£773FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Brussels AirlinesCheapest£637Average£815FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Ethiopian AirCheapest£730Average£793FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights

Fly with Cheapflights

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

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

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 London from Sierra Leone.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sierra Leone to London flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from Sierra Leone to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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