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Cheap flights from Sierra Leone to London Heathrow Airport from £575

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
FNA — LHR
23 huhti — 30 huhti1
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 18 huhtikuu 2025.

Round-trip from

£683

One-way from

£575

Popular in

November

Cheapest in

May

Average price

£882
Brussels Airlines
  • Brussels Airlines
  • 20/5-27/9
  • 3 total stops
  • 52h 40m total
  • Sierra Leone to London
Search Deals
Royal Air Maroc
  • Royal Air Maroc
  • 9/5
  • 1 total stop
  • 10h 25m total
  • Sierra Leone to London
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£71 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 18 huhtikuu 2025.

ti 20/518:45FNA - LHR
2 stops21h 20mBrussels Airlines
la 27/911:05LHR - FNA
1 stop31h 20mBrussels Airlines
Deal found 17/4£683
ti 20/518:45FNA - LHR
3 stops22h 05mSWISS
la 27/906:00LHR - FNA
2 stops36h 25mSWISS
Deal found 17/4£717
ti 20/518:45FNA - LHR
3 stops22h 05mMultiple Airlines
la 27/911:05LHR - FNA
1 stop31h 20mMultiple Airlines
Deal found 17/4£748
ma 19/508:05FNA - LHR
2 stops31h 10mKenya Airways
ma 26/518:25LHR - FNA
2 stops24h 05mKenya Airways
Deal found 17/4£794
su 18/501:30FNA - LHR
2 stops37h 30mTurkish Airlines
ma 26/518:55LHR - FNA
2 stops30h 35mTurkish Airlines
Deal found 17/4£893
pe 2/505:25FNA - LHR
1 stop10h 25mRoyal Air Maroc
la 17/518:10LHR - FNA
1 stop11h 15mRoyal Air Maroc
Deal found 17/4£952
to 8/508:05FNA - LHR
3 stops21h 55mEthiopian Air
to 15/521:00LHR - FNA
2 stops21h 20mEthiopian Air
Deal found 17/4£1,298

Cheapflights Fare Finder

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 18 huhtikuu 2025.
Use the filters below to find and compare flights from Sierra Leone to London Heathrow Airport that are best for you.

Fly from

Sierra Leone

Fly to

Heathrow

Route

Depart

Return

Price

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

ti 20/5

18:45-17:05

2 stops21h 20m

London Heathrow

la 27/9

11:05-17:25

1 stop31h 20m

£683

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

ti 20/5

18:45-17:50

3 stops22h 05m

London Heathrow

la 27/9

06:00-17:25

2 stops36h 25m

£717

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

ti 20/5

18:45-17:50

3 stops22h 05m

London Heathrow

la 27/9

11:05-17:25

1 stop31h 20m

£748

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

ma 19/5

08:05-16:15

2 stops31h 10m

London Heathrow

ma 26/5

18:25-17:30

2 stops24h 05m

£794

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

su 18/5

01:30-16:00

2 stops37h 30m

London Heathrow

ma 26/5

18:55-00:30

2 stops30h 35m

£893

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

pe 2/5

05:25-16:50

1 stop10h 25m

London Heathrow

la 17/5

18:10-04:25

1 stop11h 15m

£952

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

to 8/5

08:05-07:00

3 stops21h 55m

London Heathrow

to 15/5

21:00-17:20

2 stops21h 20m

£1,298

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

pe 9/5

05:25-16:50

1 stop10h 25m

£575

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

ti 6/5

08:05-16:15

2 stops31h 10m

£674

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

to 8/5

01:30-11:45

2 stops33h 15m

£755

Flights are sorted by cheapest return flights first.

Deals found on 18/4

Showing 1-10 of 12 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.

Cheapflights Insights

Everything you need to know about your flight from Sierra Leone to London Heathrow Airport

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 £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 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 18 huhtikuu 2025.
SWISS
7.5
Good
1,581 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Crew

8.2

Overall

7.5

Comfort

7.3

Food

7.0

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
SWISS
7.5
Good
1,581 reviews
SWISS
7.5
Good
1,581 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Crew

8.2

Overall

7.5

Comfort

7.3

Food

7.0

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
Brussels Airlines
7.4
Good
345 reviews
SWISS
7.5
Good
1,581 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Crew

8.2

Overall

7.5

Comfort

7.3

Food

7.0

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
Turkish Airlines
7.3
Good
3,769 reviews
SWISS
7.5
Good
1,581 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Crew

8.2

Overall

7.5

Comfort

7.3

Food

7.0

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
Ethiopian Air
7.2
Good
766 reviews
SWISS
7.5
Good
1,581 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Crew

8.2

Overall

7.5

Comfort

7.3

Food

7.0

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
Kenya Airways
6.8
Okay
262 reviews
SWISS
7.5
Good
1,581 reviews
Check prices

Entertainment

6.7

Boarding

7.6

Crew

8.2

Overall

7.5

Comfort

7.3

Food

7.0

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 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 £575 on Royal Air Maroc. Other airlines that offer cheap prices include Kenya Airways from £674 and Turkish Airlines from £755 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 £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
Hounslow
Deal
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Wembley
Northampton
Hayes
Crawley
Southend-on-Sea
Maidstone
Swindon
Ipswich
Southall
Ilford
Winchester
Folkestone

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 18 huhtikuu 2025.
AirlineCheapestAverageFlexibilityOn-time
Royal Air MarocCheapest£623Average£780FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Brussels AirlinesCheapest£643Average£833FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Ethiopian AirCheapest£737Average£800FlexibilityNo 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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