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Sierra Leone

$1,302+ Cheap flights from Boston (BOS) to Sierra Leone

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FNA
févr. 4 — févr. 111
mar. 2/4
mar. 2/11
1 adult, Economy
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Cheap flight deals from Boston to Sierra Leone

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 janvier 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,302
(FlightHub)

Popular in

December

Cheapest in

February

Average price

$1,461
Provider with most accurate pricing for Boston Logan Intl-Freetown Lungi Intl flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Freetown Lungi Intl flights.
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From Boston Logan Intl to Sierra Leone
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Highest demand for flights based on searches. 1% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($57 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Boston to Sierra Leone

Cheapest flights from Boston to Sierra Leone
Explore the most affordable flight options available from Boston to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 30, 2025.

This Ethiopian Air deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 4/105:30 amBOS - FNA
3 stops31h 50mEthiopian Air
lun. 4/218:05 amFNA - BOS
3 stops19h 54mEthiopian Air
Deal found 1/29$1,357
This oojo deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/18:00 pmBOS - FNA
2 stops23h 20mTurkish Airlines
jeu. 3/61:20 amFNA - BOS
2 stops21h 45mTurkish Airlines
Deal found 1/30$1,363
This United Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/87:35 pmBOS - FNA
2 stops41h 40mUnited Airlines
ven. 12/267:35 pmFNA - BOS
3 stops27h 38mUnited Airlines
Deal found 1/30$1,416
This FlightHub deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/75:30 amBOS - FNA
3 stops31h 50mMultiple Airlines
mer. 4/238:05 amFNA - BOS
3 stops19h 54mMultiple Airlines
Deal found 1/29$1,528
This SWISS deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/99:40 pmBOS - FNA
2 stops39h 45mSWISS
dim. 4/206:45 pmFNA - BOS
3 stops53h 10mSWISS
Deal found 1/29$1,584
This Brussels Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 3/308:05 pmBOS - FNA
2 stops41h 20mBrussels Airlines
ven. 4/186:45 pmFNA - BOS
3 stops50h 55mBrussels Airlines
Deal found 1/30$1,611
This FlightHub deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/712:50 pmBOS - FNA
2 stops35h 35mRoyal Air Maroc
mer. 4/235:25 amFNA - BOS
2 stops41h 23mRoyal Air Maroc
Deal found 1/29$1,747

Find flights from Boston to Sierra Leone within your budget

Customize your flight search to find flights from Boston 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 2,558,603 searches. Data last updated janvier 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

jeu. 4/10

5:30 am-5:20 pm

3 stops31h 50m

Freetown Lungi Intl

jeu. 5/8

8:05 am-11:59 pm

3 stops19h 54m

$1,302

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

jeu. 4/10

5:30 am-5:20 pm

3 stops31h 50m

Freetown Lungi Intl

lun. 4/21

8:05 am-11:59 pm

3 stops19h 54m

$1,357

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

sam. 3/1

8:00 pm-12:20 am

2 stops23h 20m

Freetown Lungi Intl

jeu. 3/6

1:20 am-6:05 pm

2 stops21h 45m

$1,363

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

mer. 4/9

8:05 pm-5:25 pm

2 stops41h 20m

Freetown Lungi Intl

dim. 5/11

6:45 pm-3:40 pm

3 stops24h 55m

$1,422

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

mer. 4/9

9:40 pm-5:25 pm

2 stops39h 45m

Freetown Lungi Intl

mer. 5/14

6:45 pm-3:25 pm

3 stops24h 40m

$1,484

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

lun. 4/7

5:30 am-5:25 pm

2 stops31h 55m

Freetown Lungi Intl

mar. 5/13

6:45 pm-3:54 pm

3 stops25h 09m

$1,511

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

lun. 4/7

12:50 pm-4:25 am

2 stops35h 35m

Freetown Lungi Intl

mer. 5/14

5:25 am-1:27 pm

2 stops36h 02m

$1,739

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Best time to book a flight from Boston to Sierra Leone

Have a flexible travel schedule? Discover the best time to fly to Sierra Leone from Boston with our price prediction graph.
Estimated round-trip 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 Boston to Sierra Leone

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

What is the cheapest month to book a flight from Boston to Sierra Leone?

Currently, February is the cheapest month in which you can book a flight from Boston to Sierra Leone (average of $1,174). Flying from Boston to Sierra Leone in December is currently the most expensive (average of $1,886). 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 BOS to SL?

Find hourly flight availability from Boston 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 janvier 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Sierra Leone as you normally would.

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 - 23.2 inches per month. July is typically the wettest month, when rainfall can reach 23.2 in. January is typically the driest time to visit Sierra Leone when rainfall is around 0.0 in.

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 82.4 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 77.0 F).

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 janvier 30, 2025.
SWISS
7.5
Good
1,584 reviews

Entertainment

6.7

Food

7.0

Comfort

7.3

Crew

8.2

Overall

7.5

Boarding

7.6

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
1,584 reviews
SWISS
7.5
Good
1,584 reviews

Entertainment

6.7

Food

7.0

Comfort

7.3

Crew

8.2

Overall

7.5

Boarding

7.6

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

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

United Airlines
7.4
Good
8,913 reviews
SWISS
7.5
Good
1,584 reviews

Entertainment

6.7

Food

7.0

Comfort

7.3

Crew

8.2

Overall

7.5

Boarding

7.6

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
3,904 reviews
SWISS
7.5
Good
1,584 reviews

Entertainment

6.7

Food

7.0

Comfort

7.3

Crew

8.2

Overall

7.5

Boarding

7.6

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

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

Brussels Airlines
7.3
Good
345 reviews
SWISS
7.5
Good
1,584 reviews

Entertainment

6.7

Food

7.0

Comfort

7.3

Crew

8.2

Overall

7.5

Boarding

7.6

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
773 reviews
SWISS
7.5
Good
1,584 reviews

Entertainment

6.7

Food

7.0

Comfort

7.3

Crew

8.2

Overall

7.5

Boarding

7.6

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 Boston 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 airport do you fly from for flights from Boston to Sierra Leone?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Sierra Leone.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Sierra Leone?

    Currently, February is the cheapest month in which you can book a flight from Boston to Sierra Leone (average of $1,174). Flying from Boston to Sierra Leone in December is currently the most expensive (average of $1,886). 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

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Top 3 airlines flying from Boston to Sierra Leone

Discover the top 3 airlines that operate flights from Boston 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 2,558,603 searches. Data last updated janvier 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,372Average$1,412FlexibilityNo cancel feeOn-time77%
Ethiopian AirCheapest$1,491Average$1,855FlexibilityNo cancel feeOn-time72%
Brussels AirlinesCheapest$1,525Average$1,774FlexibilityNo cancel feeOn-timeN/A
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