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 £445 on Kenya Airways. Other airlines that offer cheap prices include Royal Air Maroc from £485 and Brussels Airlines from £499 one-way.

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.

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).

What are the most popular airlines that fly from Sierra Leone to London Heathrow Airport?

Before booking your flight from Sierra Leone to London Heathrow Airport check out the most popular airlines for this route: Royal Air Maroc, Ethiopian Air or Brussels Airlines.

What is the cheapest month to fly from Sierra Leone to London Heathrow Airport?

Flights from Sierra Leone to London Heathrow Airport lean towards being more expensive in November. Prices are generally better when you fly from Sierra Leone to London Heathrow Airport in March, with the cheapest ticket starting at £477.

What is the cheapest time of day to fly from SL to LHR?

When flying from Sierra Leone to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

£819+ Flights from Sierra Leone to London Heathrow Airport

Cheap flight deals from Sierra Leone to Heathrow

Round-trip from	£658
One-way from	£445
Popular in	November
Cheapest in	March
Average price	£781

Brussels Airlines
28/10-26/11
3 total stops
32h 50m total
Sierra Leone to London

Search Deals

Kenya Airways
15/9
2 total stops
31h 10m total
Sierra Leone to London

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£61 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in June 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 30 June 2025.

Tue 28/1020:05FNA - LHR

2 stops21h 00mBrussels Airlines

Wed 26/1106:50LHR - FNA

1 stop11h 50mBrussels Airlines

Deal found 30/6£658

Sun 7/918:45FNA - LHR

2 stops25h 50mMultiple Airlines

Sat 27/918:40LHR - FNA

2 stops23h 45mMultiple Airlines

Deal found 30/6£685

Sun 7/918:30FNA - LHR

3 stops23h 55mKenya Airways

Sat 27/918:25LHR - FNA

2 stops24h 05mKenya Airways

Deal found 30/6£690

Sun 6/718:45FNA - LHR

3 stops44h 40mSWISS

Sun 23/1106:00LHR - FNA

2 stops36h 25mSWISS

Deal found 28/6£748

Wed 31/1205:20FNA - LHR

1 stop11h 40mRoyal Air Maroc

Sun 4/117:10LHR - FNA

1 stop11h 10mRoyal Air Maroc

Deal found 27/6£815

Sun 13/709:00FNA - LHR

2 stops31h 20mEthiopian Air

Sun 21/1220:15LHR - FNA

2 stops20h 30mEthiopian Air

Deal found 30/6£1,067

Sat 6/901:25FNA - LHR

2 stops20h 00mTurkish Airlines

Sat 27/918:00LHR - FNA

2 stops31h 25mTurkish Airlines

Deal found 30/6£1,157

Best flights from Sierra Leone to Heathrow
Discover carefully curated flight deals from Sierra Leone to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 June 2025.

Tue 28/1020:05FNA - LHR

2 stops21h 00mBrussels Airlines

Wed 26/1106:50LHR - FNA

1 stop11h 50mBrussels Airlines

Deal found 30/6£658

Sun 7/918:45FNA - LHR

2 stops25h 50mMultiple Airlines

Sat 27/918:40LHR - FNA

2 stops23h 45mMultiple Airlines

Deal found 30/6£685

Sun 7/918:30FNA - LHR

3 stops23h 55mKenya Airways

Sat 27/918:25LHR - FNA

2 stops24h 05mKenya Airways

Deal found 30/6£690

Wed 10/1220:05FNA - LHR

3 stops25h 35mSWISS

Mon 29/1213:50LHR - FNA

2 stops52h 50mSWISS

Deal found 30/6£759

Fri 8/804:45FNA - LHR

2 stops11h 05mRoyal Air Maroc

Sat 30/818:10LHR - FNA

2 stops12h 50mRoyal Air Maroc

Deal found 29/6£888

Sun 13/709:00FNA - LHR

2 stops31h 20mEthiopian Air

Sun 21/1220:15LHR - FNA

2 stops20h 30mEthiopian Air

Deal found 30/6£1,067

Sat 6/901:25FNA - LHR

2 stops20h 00mTurkish Airlines

Sat 27/918:00LHR - FNA

2 stops31h 25mTurkish Airlines

Deal found 30/6£1,157

Last-minute flights from Sierra Leone to Heathrow
Discover last-minute flight deals from Sierra Leone to Heathrow. Data last updated 30 June 2025 and is based on user searches.

Tue 1/718:30FNA - LHR

3 stops50h 05mMultiple Airlines

Tue 25/1106:50LHR - FNA

1 stop11h 50mMultiple Airlines

Deal found 28/6£864

Tue 1/701:30FNA - LHR

2 stops36h 35mTurkish Airlines

Mon 24/1111:30LHR - FNA

2 stops36h 55mTurkish Airlines

Deal found 28/6£1,196

Fri 4/718:30FNA - LHR

3 stops25h 25mKenya Airways

Sat 29/1117:25LHR - FNA

2 stops24h 05mKenya Airways

Deal found 28/6£1,098

Sat 5/701:30FNA - LHR

2 stops19h 55mTurkish Airlines

Sat 29/1111:30LHR - FNA

2 stops36h 55mTurkish Airlines

Deal found 28/6£1,196

Sun 6/718:45FNA - LHR

3 stops44h 40mSWISS

Tue 25/1113:50LHR - FNA

2 stops28h 50mSWISS

Deal found 28/6£748

Sun 6/718:45FNA - LHR

2 stops25h 10mBrussels Airlines

Tue 25/1106:50LHR - FNA

1 stop11h 50mBrussels Airlines

Deal found 28/6£1,032

Sun 6/706:50FNA - LHR

1 stop9h 00mRoyal Air Maroc

Tue 15/718:10LHR - FNA

2 stops12h 50mRoyal Air Maroc

Deal found 30/6£1,095

Sun 6/709:00FNA - LHR

2 stops31h 20mEthiopian Air

Tue 25/1120:15LHR - FNA

2 stops20h 30mEthiopian Air

Deal found 28/6£1,194

Sun 6/718:30FNA - LHR

3 stops39h 15mKenya Airways

Thu 27/1111:45LHR - FNA

3 stops29h 45mKenya Airways

Deal found 28/6£1,254

Sun 6/706:50FNA - LHR

1 stop9h 00mMultiple Airlines

Tue 25/1106:50LHR - FNA

1 stop11h 50mMultiple Airlines

Deal found 28/6£1,270

Sun 6/718:45FNA - LHR

3 stops44h 40mSWISS

Sun 23/1106:00LHR - FNA

2 stops36h 25mSWISS

Deal found 28/6£748

Sun 6/718:45FNA - LHR

2 stops25h 10mBrussels Airlines

Sun 23/1106:50LHR - FNA

1 stop11h 50mBrussels Airlines

Deal found 28/6£1,032

One-way flights from Sierra Leone to Heathrow
Search for one-way flight options from Sierra Leone to Heathrow. Find affordable one-way fares based on user searches. Data last updated 30 June 2025.

Mon 15/908:05FNA - LHR

2 stops31h 10mKenya Airways

Deal found 30/6£445

Fri 18/704:45FNA - LHR

2 stops11h 05mRoyal Air Maroc

Deal found 30/6£485

Mon 14/718:45FNA - LHR

2 stops14h 30mBrussels Airlines

Deal found 30/6£499

Wed 8/1018:45FNA - LHR

3 stops15h 40mSWISS

Deal found 29/6£514

Tue 22/709:00FNA - LHR

2 stops21h 00mEthiopian Air

Deal found 30/6£547

Sat 12/701:30FNA - LHR

2 stops19h 55mTurkish Airlines

Deal found 30/6£650

Fri 18/704:45FNA - LHR

3 stops15h 40mMultiple Airlines

Deal found 30/6£702

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Tue 28/10

20:05-17:05

2 stops21h 00m

London Heathrow

Wed 26/11

06:50-18:40

1 stop11h 50m

£658

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Sun 7/9

18:45-21:35

2 stops25h 50m

London Heathrow

Sat 27/9

18:40-17:25

2 stops23h 45m

£685

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Sun 7/9

18:30-19:25

3 stops23h 55m

London Heathrow

Sat 27/9

18:25-17:30

2 stops24h 05m

£690

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Wed 10/12

20:05-21:40

3 stops25h 35m

London Heathrow

Mon 29/12

13:50-18:40

2 stops52h 50m

£759

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Fri 8/8

04:45-16:50

2 stops11h 05m

London Heathrow

Sat 30/8

18:10-06:00

2 stops12h 50m

£888

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Sun 13/7

09:00-17:20

2 stops31h 20m

London Heathrow

Sun 21/12

20:15-16:45

2 stops20h 30m

£1,067

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Sat 6/9

01:25-22:25

2 stops20h 00m

London Heathrow

Sat 27/9

18:00-00:25

2 stops31h 25m

£1,157

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Mon 15/9

08:05-16:15

2 stops31h 10m

£445

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Fri 18/7

04:45-16:50

2 stops11h 05m

£485

FreetownLondon

FNA - LHR

FNALHR

Freetown Lungi Intl

Mon 14/7

18:45-10:15

2 stops14h 30m

£499

Flights are sorted by cheapest return flights first.

Deals found on 30/6

Showing 1-10 of 14 results

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.

Reviews of airlines servicing Heathrow

Check out reviews from past customers who have flown with SWISS, Turkish Airlines, andBrussels Airlines from Sierra Leone to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

SWISS

7.5

Good

1,653 reviews

Check prices

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

1,653 reviews

SWISS

7.5

Good

1,653 reviews

Check prices

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

3,884 reviews

SWISS

7.5

Good

1,653 reviews

Check prices

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

7.3

Good

352 reviews

SWISS

7.5

Good

1,653 reviews

Check prices

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

7.3

Good

788 reviews

SWISS

7.5

Good

1,653 reviews

Check prices

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

6.9

Okay

266 reviews

SWISS

7.5

Good

1,653 reviews

Check prices

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

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 £445 on Kenya Airways. Other airlines that offer cheap prices include Royal Air Maroc from £485 and Brussels Airlines from £499 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

Croydon

Milton Keynes

Hounslow

Deal

Northampton

Gatwick

Slough

Luton

Wembley

Crawley

Eastbourne

Ilford

Watford

Southend-on-Sea

Folkestone

Ipswich

Winchester

Hayes

Maidstone

Swindon

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Sierra Leone to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Royal Air Maroc	Cheapest£601	Average£752	FlexibilityNo cancel fee	On-time75%	Search Royal Air Maroc flights
Brussels Airlines	Cheapest£620	Average£783	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Ethiopian Air	Cheapest£711	Average£772	FlexibilityNo cancel fee	On-time72%	Search Ethiopian Air flights

Fly with Cheapflights

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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Cheap flights from Sierra Leone to London Heathrow Airport from £445

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 30 June 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sierra Leone to Heathrow

Cheapest flights from Sierra Leone to HeathrowExplore 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 30 June 2025.

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 30 June 2025.

Cheapflights Fare Finder

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

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.

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?

Reviews of airlines servicing Heathrow

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?

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

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

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

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

Travelling to a place near Sierra Leone?

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 Sierra Leone to Heathrow

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

Top 3 airlines flying from Sierra Leone to Heathrow

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 30 June 2025.