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Cheap flights from Sierra Leone to London Heathrow Airport from £528

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
FNA — LHR
27 Feb — 6 Mar1
1 adult

Cheap flight deals from Sierra Leone to Heathrow

Keep the following information in mind while searching for Sierra Leone to Heathrow flight deals. Data was last updated 22 February 2025.

Round-trip from

£854

One-way from

£528

Popular in

February

Cheapest in

May

Average price

£1,414
Kenya Airways
  • Kenya Airways
  • 9/3-13/3
  • 4 total stops
  • 45h 05m total
  • Sierra Leone to London
Search Deals
Brussels Airlines
  • Brussels Airlines
  • 16/3
  • 2 total stops
  • 21h 30m total
  • Sierra Leone to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£149 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£31 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Sierra Leone to Heathrow

Cheapest flights from Sierra Leone to Heathrow
Explore the most affordable flight options available from Sierra Leone to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.

Sun 9/318:30FNA - LHR
2 stops21h 00mKenya Airways
Thu 13/317:25LHR - FNA
2 stops24h 05mKenya Airways
Deal found 21/2£854
Fri 7/308:35FNA - LHR
2 stops22h 00mEthiopian Air
Thu 13/320:15LHR - FNA
2 stops21h 05mEthiopian Air
Deal found 21/2£862
Thu 6/303:20FNA - LHR
2 stops12h 30mRoyal Air Maroc
Thu 13/317:10LHR - FNA
1 stop9h 10mRoyal Air Maroc
Deal found 21/2£884
Fri 2/518:45FNA - LHR
2 stops25h 50mBrussels Airlines
Fri 16/506:50LHR - FNA
1 stop11h 35mBrussels Airlines
Deal found 21/2£1,031
Fri 2/518:45FNA - LHR
3 stops41h 15mSWISS
Sat 17/506:00LHR - FNA
2 stops36h 25mSWISS
Deal found 21/2£1,062
Thu 6/303:20FNA - LHR
2 stops12h 30mMultiple Airlines
Wed 12/306:50LHR - FNA
1 stop11h 25mMultiple Airlines
Deal found 21/2£1,073
Thu 6/301:20FNA - LHR
2 stops19h 45mTurkish Airlines
Mon 17/311:30LHR - FNA
2 stops36h 50mTurkish Airlines
Deal found 21/2£1,099

Find flights from Sierra Leone to Heathrow within your budget

Customise your flight search to find flights from Sierra Leone to Heathrow 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 22 February 2025.

Fly from

Sierra Leone

Fly to

Heathrow

Route

Depart

Return

Price

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Sun 9/3

18:30-15:30

2 stops21h 00m

London Heathrow

Thu 13/3

17:25-17:30

2 stops24h 05m

£854

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Fri 7/3

08:35-06:35

2 stops22h 00m

London Heathrow

Mon 17/3

20:15-17:20

2 stops21h 05m

£862

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Thu 6/3

03:20-15:50

2 stops12h 30m

London Heathrow

Thu 13/3

17:10-02:20

1 stop9h 10m

£884

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Fri 2/5

18:45-21:35

2 stops25h 50m

London Heathrow

Fri 16/5

06:50-17:25

1 stop11h 35m

£1,031

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Fri 2/5

18:45-13:00

3 stops41h 15m

London Heathrow

Sat 17/5

06:00-17:25

2 stops36h 25m

£1,062

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Thu 6/3

03:20-15:50

2 stops12h 30m

London Heathrow

Wed 12/3

06:50-18:15

1 stop11h 25m

£1,073

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Thu 6/3

01:20-21:05

2 stops19h 45m

London Heathrow

Mon 17/3

11:30-00:20

2 stops36h 50m

£1,099

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Sun 16/3

19:35-17:05

2 stops21h 30m

£528

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Sun 16/3

19:35-11:15

3 stops15h 40m

£544

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Fri 28/2

08:35-06:35

2 stops22h 00m

£789

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 14 results
1
2

Best time to book a flight from Sierra Leone to Heathrow

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

Travel insights for flights from Sierra Leone to Heathrow

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

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

Currently, January is the cheapest month in which you can book a flight from Sierra Leone to London Heathrow Airport (average of £112). Flying from Sierra Leone to London Heathrow Airport in August is currently the most expensive (average of £163). 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 Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport 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 Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 22 February 2025.
SWISS
7.5
Good
1,566 reviews
Check prices

Crew

8.2

Food

7.0

Overall

7.5

Comfort

7.3

Boarding

7.6

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.

SWISS
7.5
Good
1,566 reviews
SWISS
7.5
Good
1,566 reviews
Check prices

Crew

8.2

Food

7.0

Overall

7.5

Comfort

7.3

Boarding

7.6

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.

Brussels Airlines
7.4
Good
338 reviews
SWISS
7.5
Good
1,566 reviews
Check prices

Crew

8.2

Food

7.0

Overall

7.5

Comfort

7.3

Boarding

7.6

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.

Turkish Airlines
7.3
Good
3,825 reviews
SWISS
7.5
Good
1,566 reviews
Check prices

Crew

8.2

Food

7.0

Overall

7.5

Comfort

7.3

Boarding

7.6

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.

Ethiopian Air
7.2
Good
776 reviews
SWISS
7.5
Good
1,566 reviews
Check prices

Crew

8.2

Food

7.0

Overall

7.5

Comfort

7.3

Boarding

7.6

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.

Kenya Airways
6.8
Okay
263 reviews
SWISS
7.5
Good
1,566 reviews
Check prices

Crew

8.2

Food

7.0

Overall

7.5

Comfort

7.3

Boarding

7.6

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 Sierra Leone to Heathrow. 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 Heathrow Airport one-way?

    One-way options have recently been found by users for as low as £528 on Brussels Airlines. Other airlines that offer cheap prices include SWISS from £544 and Ethiopian Air from £789 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Sierra Leone to London Heathrow Airport (average of £112). Flying from Sierra Leone to London Heathrow Airport in August is currently the most expensive (average of £163). 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
Croydon
Gatwick
Slough
Luton
Ilford
Hayes
Eastbourne
Swindon
Northampton
Wembley
Southend-on-Sea
Ipswich
Winchester
Maidstone
Crawley
Southall
Watford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sierra Leone to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Sierra Leone to Heathrow

Discover the top 3 airlines that operate flights from Sierra Leone to Heathrow. 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 22 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Royal Air MarocCheapest£652Average£816FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Brussels AirlinesCheapest£673Average£876FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Ethiopian AirCheapest£771Average£837FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air 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 Sierra Leone to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sierra Leone to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Heathrow from Sierra Leone by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sierra Leone to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Sierra Leone to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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