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Sierra Leone

$659+ Cheap flights from Boston (BOS) to Sierra Leone

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FNA
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
1 adult, Economy
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Cheap flight deals from Boston to Sierra Leone

Keep the following information in mind while searching for Boston to Sierra Leone flight deals. Data was last updated March 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,470
(oojo)

One-way from

$659
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,556
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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One-way flight from Boston Logan Intl to Sierra Leone
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 3, 2025.

This Justfly.com deal was found by Cheapflights users on 3/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:40 pmBOS - FNA
2 stops43h 35mMultiple Airlines
Fri 11/77:35 pmFNA - BOS
3 stops28h 00mMultiple Airlines
Deal found 3/3$1,390
This Brussels Airlines deal was found by Cheapflights users on 3/3. 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.
Sun 11/28:40 pmBOS - FNA
2 stops40h 35mBrussels Airlines
Fri 11/77:35 pmFNA - BOS
2 stops28h 00mBrussels Airlines
Deal found 3/3$1,422
This oojo deal was found by Cheapflights users on 3/2. 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.
Wed 4/165:30 amBOS - FNA
4 stops55h 50mEthiopian Air
Wed 4/309:00 amFNA - BOS
4 stops43h 45mEthiopian Air
Deal found 3/2$1,470
This Trip.com deal was found by Cheapflights users on 3/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/159:00 pmBOS - FNA
2 stops23h 20mTurkish Airlines
Tue 4/291:25 amFNA - BOS
2 stops22h 15mTurkish Airlines
Deal found 3/2$1,487
This United deal was found by Cheapflights users on 3/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/24:45 pmBOS - FNA
2 stops44h 40mUnited Airlines
Wed 5/146:45 pmFNA - BOS
3 stops28h 47mUnited Airlines
Deal found 3/3$1,490
This SWISS deal was found by Cheapflights users on 3/3. 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.
Sat 11/110:55 pmBOS - FNA
2 stops39h 20mSWISS
Fri 11/77:35 pmFNA - BOS
2 stops53h 45mSWISS
Deal found 3/3$1,501
This Royal Air Maroc deal was found by Cheapflights users on 3/2. 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 Royal Air Maroc is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1612:50 pmBOS - FNA
2 stops35h 35mRoyal Air Maroc
Fri 5/25:25 amFNA - BOS
2 stops32h 58mRoyal Air Maroc
Deal found 3/2$1,845
This Gurufare deal was found by Cheapflights users on 3/2. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1710:00 amBOS - FNA
3 stops42h 50mKenya Airways
Fri 5/26:30 pmFNA - BOS
3 stops44h 47mKenya Airways
Deal found 3/2$3,177

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 March 3, 2025.

Fly from

Boston

Fly to

Sierra Leone

Route

Depart

Return

Price

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Wed 4/16

5:30 am-5:20 pm

4 stops55h 50m

Freetown Lungi Intl

Wed 4/30

9:00 am-12:45 am

4 stops43h 45m

$1,470

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Sat 3/15

9:00 pm-12:20 am

2 stops23h 20m

Freetown Lungi Intl

Tue 4/29

1:25 am-7:40 pm

2 stops22h 15m

$1,487

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Wed 4/2

4:45 pm-5:25 pm

2 stops44h 40m

Freetown Lungi Intl

Wed 5/14

6:45 pm-7:32 pm

3 stops28h 47m

$1,490

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Wed 4/2

8:05 pm-5:25 pm

2 stops41h 20m

Freetown Lungi Intl

Wed 5/14

6:45 pm-5:40 pm

3 stops26h 55m

$1,541

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Wed 4/2

5:30 am-5:20 pm

3 stops31h 50m

Freetown Lungi Intl

Wed 5/14

8:05 am-11:59 pm

3 stops19h 54m

$1,569

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Wed 4/16

12:50 pm-4:25 am

2 stops35h 35m

Freetown Lungi Intl

Fri 5/2

5:25 am-10:23 am

2 stops32h 58m

$1,845

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Sun 4/13

9:40 pm-5:25 pm

2 stops39h 45m

Freetown Lungi Intl

Wed 4/30

6:45 pm-7:55 pm

3 stops53h 10m

$1,890

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Thu 4/17

10:00 am-8:50 am

3 stops42h 50m

Freetown Lungi Intl

Fri 5/2

6:30 pm-11:17 am

3 stops44h 47m

$3,177

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Sat 3/8

8:30 am-12:20 am

3 stops34h 50m

$659

BostonFreetown

BOS - FNA

BOSFNA

Boston Logan Intl

Sat 3/8

4:15 pm-6:15 pm

2 stops21h 00m

$930

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/1

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 March 3, 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 March 3, 2025.
SWISS
7.5
Good
1,562 reviews

Comfort

7.3

Overall

7.5

Boarding

7.6

Food

7.0

Entertainment

6.7

Crew

8.2

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
1,562 reviews
SWISS
7.5
Good
1,562 reviews

Comfort

7.3

Overall

7.5

Boarding

7.6

Food

7.0

Entertainment

6.7

Crew

8.2

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
8,679 reviews
SWISS
7.5
Good
1,562 reviews

Comfort

7.3

Overall

7.5

Boarding

7.6

Food

7.0

Entertainment

6.7

Crew

8.2

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
3,796 reviews
SWISS
7.5
Good
1,562 reviews

Comfort

7.3

Overall

7.5

Boarding

7.6

Food

7.0

Entertainment

6.7

Crew

8.2

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
337 reviews
SWISS
7.5
Good
1,562 reviews

Comfort

7.3

Overall

7.5

Boarding

7.6

Food

7.0

Entertainment

6.7

Crew

8.2

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
770 reviews
SWISS
7.5
Good
1,562 reviews

Comfort

7.3

Overall

7.5

Boarding

7.6

Food

7.0

Entertainment

6.7

Crew

8.2

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 March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,191Average$1,459FlexibilityNo cancel feeOn-time77%
Ethiopian AirCheapest$1,491Average$1,855FlexibilityNo cancel feeOn-time72%
Brussels AirlinesCheapest$1,521Average$1,768FlexibilityNo cancel feeOn-timeN/A
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