Find flights
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Sierra Leone from £329

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 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FNA
25 Mar — 1 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Sierra Leone

Enter your travel dates to find the best prices.

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 23 February 2026.

Tue 9/606:50
LHR
-
FNA
1 stop11h 35m
Brussels Airlines
Tue 23/618:45
FNA
-
LHR
2 stops14h 30m
Brussels Airlines
Deal found 22/2£661
Wed 25/220:05
LHR
-
FNA
2 stops22h 10m
SWISS
Tue 3/320:10
FNA
-
LHR
3 stops17h 30m
SWISS
Deal found 22/2£662
Tue 24/1120:05
LHR
-
FNA
2 stops22h 35m
Multiple Airlines
Thu 3/1219:45
FNA
-
LHR
2 stops14h 20m
Multiple Airlines
Deal found 21/2£663
Sat 20/620:05
LHR
-
FNA
2 stops22h 20m
SWISS
Mon 29/618:45
FNA
-
LHR
3 stops36h 10m
SWISS
Deal found 20/2£666
Tue 10/317:10
LHR
-
FNA
1 stop11h 10m
Royal Air Maroc
Wed 18/305:20
FNA
-
LHR
1 stop11h 40m
Royal Air Maroc
Deal found 22/2£669
Tue 24/217:10
LHR
-
FNA
1 stop11h 10m
Royal Air Maroc
Wed 4/305:20
FNA
-
LHR
1 stop11h 40m
Royal Air Maroc
Deal found 22/2£670
Fri 18/906:50
LHR
-
FNA
1 stop11h 35m
Multiple Airlines
Sun 4/1018:45
FNA
-
LHR
3 stops23h 35m
Multiple Airlines
Deal found 20/2£671
Thu 23/418:10
LHR
-
FNA
1 stop11h 15m
Royal Air Maroc
Sun 24/505:25
FNA
-
LHR
1 stop10h 25m
Royal Air Maroc
Deal found 20/2£673
Sat 18/418:10
LHR
-
FNA
1 stop11h 15m
Royal Air Maroc
Fri 8/505:25
FNA
-
LHR
1 stop10h 25m
Royal Air Maroc
Deal found 21/2£674
Sat 18/418:10
LHR
-
FNA
1 stop11h 15m
Royal Air Maroc
Sun 26/405:25
FNA
-
LHR
1 stop10h 25m
Royal Air Maroc
Deal found 19/2£676
Fri 18/906:50
LHR
-
FNA
1 stop11h 35m
Brussels Airlines
Sun 4/1018:45
FNA
-
LHR
2 stops14h 30m
Brussels Airlines
Deal found 20/2£676
Sat 14/319:30
LHR
-
FNA
2 stops23h 10m
SWISS
Mon 23/319:35
FNA
-
LHR
3 stops15h 40m
SWISS
Deal found 20/2£677

Find flight deals from Heathrow to Sierra Leone

Keep the following information in mind while searching for Heathrow to Sierra Leone flight deals. Data was last updated 23 February 2026.

Round-trip from

£661

One-way from

£329

Popular in

December

Cheapest in

October

Average price

£748
Brussels Airlines
  • Brussels Airlines
  • 9/6-23/6
  • 3 total stops
  • 26h 05m total
  • London to Sierra Leone
Search Deals
17/4
  • 17/4
  • 2 total stops
  • 35h 45m total
  • London to Sierra Leone
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£77 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
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 23 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Sierra Leone that are best for you.

Fly from

Heathrow

Fly to

Sierra Leone

Route

Depart

Return

Price

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Sat 18/4

18:10-04:25

1 stop11h 15m

Freetown Lungi Intl

Sun 26/4

05:25-16:50

1 stop10h 25m

£676

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Fri 19/6

06:50-17:25

1 stop11h 35m

Freetown Lungi Intl

Tue 30/6

18:45-17:05

2 stops21h 20m

£686

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Sat 18/4

18:10-04:25

1 stop11h 15m

Freetown Lungi Intl

Sun 10/5

05:25-16:50

1 stop10h 25m

£692

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Sat 18/4

07:00-17:25

2 stops35h 25m

Freetown Lungi Intl

Sun 26/4

18:45-11:20

3 stops15h 35m

£790

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Sat 18/4

09:55-07:35

2 stops22h 40m

Freetown Lungi Intl

Sun 26/4

05:25-16:50

1 stop10h 25m

£833

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Wed 13/5

18:30-00:25

2 stops30h 55m

Freetown Lungi Intl

Tue 2/6

01:25-22:25

2 stops20h 00m

£837

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Thu 16/4

19:15-17:25

2 stops23h 10m

Freetown Lungi Intl

Wed 6/5

18:45-13:00

3 stops17h 15m

£839

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Sat 4/4

19:15-17:25

2 stops23h 10m

Freetown Lungi Intl

Sun 19/4

18:45-17:50

3 stops22h 05m

£856

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Tue 21/4

11:05-17:25

1 stop31h 20m

Freetown Lungi Intl

Tue 5/5

18:45-17:05

2 stops21h 20m

£877

LondonFreetown

LHR - FNA

LHRFNA

London Heathrow

Fri 17/4

06:50-17:25

1 stop11h 35m

Freetown Lungi Intl

Tue 5/5

18:45-10:15

2 stops14h 30m

£966

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 24 results
1
2
3

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.

Cheapflights Insights

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

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

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Sierra Leone (average of £608). Flying from London Heathrow Airport to Sierra Leone in December is currently the most expensive (average of £743). 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.

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 23 February 2026.
See what other customers who have flown with SWISS, Turkish Airlines, andBrussels Airlines from London Heathrow Airport to Sierra Leone have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.6
Good
1,880 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
SWISS
7.6
Good
1,880 reviews
SWISS
7.6
Good
1,880 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
Turkish Airlines
7.3
Good
4,233 reviews
SWISS
7.6
Good
1,880 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
Brussels Airlines
7.2
Good
388 reviews
SWISS
7.6
Good
1,880 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
Ethiopian Air
7.2
Good
963 reviews
SWISS
7.6
Good
1,880 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.
Royal Air Maroc
6.2
Okay
579 reviews
SWISS
7.6
Good
1,880 reviews
Check prices

Comfort

7.4

Entertainment

6.8

Overall

7.6

Crew

8.3

Boarding

7.7

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

AMS - ZRH

Efficient, professional on board attendants. Food offering just right. On time.

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.

  • How long is the flight from London Heathrow Airport to Sierra Leone?

    Airlines like Royal Air Maroc, Brussels Airlines, and SWISS fly from London Heathrow Airport to Sierra Leone in about 11h 15m. The time it takes to get you to your destination can typically vary by up to 24h 10m. The distance between London Heathrow Airport and Sierra Leone is about 3046 mi. This flight may include one or multiple stops.

  • 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Sierra Leone (average of £608). Flying from London Heathrow Airport to Sierra Leone in December is currently the most expensive (average of £743). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Sierra Leone

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Lagos flights
Gatwick to Lagos flights
Heathrow to OR Tambo flights
Heathrow to Cape Town flights
Heathrow to Marrakech flights
Heathrow to Accra flights
Heathrow to Cairo flights
Heathrow to Jomo Kenyatta Intl flights
Gatwick to Marrakech flights
Stansted to Lagos flights
London City to Lagos flights
Gatwick to Port Louis flights
London City to Marrakech flights
Stansted to Marrakech flights
Luton to Marrakech flights
Gatwick to Accra flights
London City to OR Tambo flights
Gatwick to OR Tambo flights
Gatwick to Cairo flights
Stansted to OR Tambo flights
Stansted to Cairo flights
London City to Cape Town flights
Heathrow to Port Louis flights
London City to Accra flights
Stansted to Cape Town flights
London City to Cairo flights
Heathrow to Harare flights
Gatwick to Jomo Kenyatta Intl flights
Stansted to Accra flights
Heathrow to Abuja flights
Stansted to Jomo Kenyatta Intl flights
Gatwick to Sharm el-Sheikh flights
Stansted to Port Louis flights
London City to Jomo Kenyatta Intl flights
Gatwick to Hurghada flights
Luton to Cairo flights
Gatwick to Algiers flights
Gatwick to Agadir flights
Luton to Hurghada flights
Heathrow to Entebbe flights
London City to Port Louis flights
Luton to Sharm el-Sheikh flights
Luton to Lagos flights
Gatwick to Harare flights
Heathrow to Algiers flights
Heathrow to Agadir flights
Stansted to Harare flights
Gatwick to Cape Town flights
Heathrow to Casablanca flights
Gatwick to Entebbe flights

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 23 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Kenya AirwaysCheapest£470Average£999FlexibilityNo cancel feeOn-time82%
Search Kenya Airways flights
SWISSCheapest£611Average£747FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Ethiopian AirCheapest£640Average£941FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights
Brussels AirlinesCheapest£644Average£812FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Royal Air MarocCheapest£681Average£875FlexibilityNo cancel feeOn-time75%
Search Royal Air Maroc flights
Turkish AirlinesCheapest£739Average£834FlexibilityNo 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 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 Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.