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Cheap flights from London Heathrow Airport to Sierra Leone from £451

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FNA
12 Feb — 19 Feb1
1 adult

Cheap flight deals from Heathrow to Sierra Leone

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Sierra Leone (SL0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 February 2025.

Round-trip from

£669

One-way from

£451

Popular in

December

Cheapest in

September

Average price

£793
SWISS
  • SWISS
  • 3/6-2/7
  • 5 total stops
  • 48h 50m total
  • London to Sierra Leone
Brussels Airlines
  • Brussels Airlines
  • 6/3
  • 1 total stop
  • 11h 25m total
  • London to Sierra Leone
Highest demand for flights based on searches. 7% potential increase in price (£54 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£26 potential savings vs. average return price).
Average for round-trip flights in February 2025

Find flight deals from Heathrow to Sierra Leone

Cheapest flights from Heathrow to Sierra Leone
Explore the most affordable flight options available from Heathrow to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 February 2025.

Tue 3/617:10LHR - FNA
2 stops25h 15mSWISS
Wed 2/718:45FNA - LHR
3 stops23h 35mSWISS
Deal found 7/2£669
Tue 3/607:45LHR - FNA
1 stop10h 40mMultiple Airlines
Wed 2/718:45FNA - LHR
2 stops15h 40mMultiple Airlines
Deal found 7/2£671
Wed 12/306:50LHR - FNA
1 stop11h 25mBrussels Airlines
Wed 26/319:35FNA - LHR
2 stops14h 30mBrussels Airlines
Deal found 6/2£686
Thu 29/518:10LHR - FNA
1 stop11h 15mRoyal Air Maroc
Sun 29/605:25FNA - LHR
1 stop10h 25mRoyal Air Maroc
Deal found 7/2£739
Wed 12/322:35LHR - FNA
2 stops25h 45mTurkish Airlines
Tue 25/301:20FNA - LHR
2 stops19h 45mTurkish Airlines
Deal found 6/2£755
Mon 24/320:15LHR - FNA
1 stop21h 05mEthiopian Air
Mon 31/308:35FNA - LHR
1 stop31h 25mEthiopian Air
Deal found 6/2£786

Find flights from Heathrow to Sierra Leone within your budget

Customise your flight search to find flights from Heathrow 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 February 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Tue 3/6

17:10-17:25

2 stops25h 15m

Freetown Lungi Intl

Wed 2/7

18:45-19:20

3 stops23h 35m

£669

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Tue 3/6

07:45-17:25

1 stop10h 40m

Freetown Lungi Intl

Wed 2/7

18:45-11:25

2 stops15h 40m

£671

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Wed 12/3

06:50-18:15

1 stop11h 25m

Freetown Lungi Intl

Wed 26/3

19:35-10:05

2 stops14h 30m

£686

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Thu 29/5

18:10-04:25

1 stop11h 15m

Freetown Lungi Intl

Sun 29/6

05:25-16:50

1 stop10h 25m

£739

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Wed 12/3

22:35-00:20

2 stops25h 45m

Freetown Lungi Intl

Tue 25/3

01:20-21:05

2 stops19h 45m

£755

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Mon 24/3

20:15-17:20

1 stop21h 05m

Freetown Lungi Intl

Mon 31/3

08:35-17:00

1 stop31h 25m

£786

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Thu 6/3

06:50-18:15

1 stop11h 25m

£451

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Sat 8/3

19:30-18:15

2 stops22h 45m

£455

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Wed 12/2

19:55-00:20

2 stops28h 25m

£512

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Wed 12/2

20:15-17:20

1 stop21h 05m

£539

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 11 results
1
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Best time to book a flight from Heathrow to Sierra Leone

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

Travel insights for flights from Heathrow to Sierra Leone

Get recent, data-driven insights about flights from Heathrow to Sierra Leone including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Sierra Leone (average of £883). Flying from London Heathrow Airport 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 LHR to SL?

Find hourly flight availability from Heathrow 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 February 2025.

When flying from London Heathrow Airport 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 7 February 2025.
Peruse reviews from past customers who have flown with SWISS, Turkish Airlines and Brussels Airlines from London to Sierra Leone to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.2

Overall

7.5

Boarding

7.6

Food

7.0

Comfort

7.3

Entertainment

6.7

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Crew

8.2

Overall

7.5

Boarding

7.6

Food

7.0

Comfort

7.3

Entertainment

6.7

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Crew

8.2

Overall

7.5

Boarding

7.6

Food

7.0

Comfort

7.3

Entertainment

6.7

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Crew

8.2

Overall

7.5

Boarding

7.6

Food

7.0

Comfort

7.3

Entertainment

6.7

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Crew

8.2

Overall

7.5

Boarding

7.6

Food

7.0

Comfort

7.3

Entertainment

6.7

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Crew

8.2

Overall

7.5

Boarding

7.6

Food

7.0

Comfort

7.3

Entertainment

6.7

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Related info for your journey

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

    For one-way options, check prices for Brussels Airlines. According to our data, you can fly for as low as £451. Users have also found prices from £455 and £512 on SWISS and Turkish Airlines, respectively.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Sierra Leone (average of £883). Flying from London Heathrow Airport 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

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Alternative routes for Heathrow to Sierra Leone

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

Top 6 airlines flying from Heathrow to Sierra Leone

Discover the top 6 airlines that operate flights from Heathrow 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 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest£596Average£867FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
SWISSCheapest£626Average£813FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Turkish AirlinesCheapest£676Average£847FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Royal Air MarocCheapest£678Average£980FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Ethiopian AirCheapest£840Average£1,249FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights
Kenya AirwaysCheapest£876Average£979FlexibilityNo cancel feeOn-time82%
Search Kenya Airways 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 Heathrow to Sierra Leone?

When you search for this flight from Heathrow 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 Heathrow to Sierra Leone?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Sierra Leone for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Sierra Leone with no change fees.

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

Not ready to book yet? You can track prices for flights from Heathrow to Sierra Leone on Cheapflights with our