$612 Find Cheap Flights from Boston to Sierra Leone - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boston to Sierra Leone departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Book Cheap Boston to Sierra Leone Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Boston to Sierra Leone that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boston to Sierra Leone

Wed, Jan 20 - Wed, Feb 10
Multiple Airlines Logo
2:16 pm - 4:20 pmBOS  Boston Logan Intl-FNA Freetown Lungi Intl
21h 04m3 stops Washington, D.C. Dulles Intl Lome Accra Kotoka
Multiple Airlines Logo
8:00 am - 11:54 pmFNA  Freetown Lungi Intl-BOS Boston Logan Intl
20h 54m3 stops Accra Kotoka Lome Washington, D.C. Dulles Intl
$1,489Multiple Airlines
Tue, Oct 6 - Thu, Oct 29
Multiple Airlines Logo
3:48 pm - 4:20 pmBOS  Boston Logan Intl-FNA Freetown Lungi Intl
20h 32m3 stops Newark Lome Accra Kotoka
Multiple Airlines Logo
8:00 am - 7:43 amFNA  Freetown Lungi Intl-BOS Boston Logan Intl
27h 43m3 stops Accra Kotoka Lome Newark
$1,497Multiple Airlines
Wed, Jan 20 - Thu, Feb 11
Multiple Airlines Logo
2:16 pm - 4:20 pmBOS  Boston Logan Intl-FNA Freetown Lungi Intl
21h 04m3 stops Washington, D.C. Dulles Intl Lome Accra Kotoka
Multiple Airlines Logo
8:00 am - 4:25 pmFNA  Freetown Lungi Intl-BOS Boston Logan Intl
37h 25m3 stops Accra Kotoka Lome Newark
$1,504Multiple Airlines
Wed, Jan 20 - Wed, Feb 10
Multiple Airlines Logo
10:35 am - 6:40 pmBOS  Boston Logan Intl-FNA Freetown Lungi Intl
27h 05m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National
Multiple Airlines Logo
8:10 pm - 8:20 pmFNA  Freetown Lungi Intl-BOS Boston Logan Intl
53h 10m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Zurich
$1,530Multiple Airlines
Wed, Jan 20 - Wed, Feb 10
Multiple Airlines Logo
8:10 pm - 4:20 amBOS  Boston Logan Intl-FNA Freetown Lungi Intl
27h 10m2 stops New York John F Kennedy Intl Casablanca Mohamed V
Multiple Airlines Logo
5:20 am - 11:44 pmFNA  Freetown Lungi Intl-BOS Boston Logan Intl
23h 24m2 stops Casablanca Mohamed V New York John F Kennedy Intl
$1,547Multiple Airlines
Sat, Sep 5 - Sun, Sep 13
United Airlines Logo
7:30 am - 5:25 pmBOS  Boston Logan Intl-FNA Freetown Lungi Intl
29h 55m2 stops Newark Brussels Bruxelles-National
United Airlines Logo
6:45 pm - 5:36 pmFNA  Freetown Lungi Intl-BOS Boston Logan Intl
26h 51m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Chicago O'Hare Intl
$1,610United Airlines
Thu, Sep 24 - Sun, Sep 27
United Airlines Logo
7:38 am - 5:25 pmBOS  Boston Logan Intl-FNA Freetown Lungi Intl
29h 47m2 stops Newark Brussels Bruxelles-National
United Airlines Logo
6:45 pm - 7:06 pmFNA  Freetown Lungi Intl-BOS Boston Logan Intl
28h 21m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Washington, D.C. Dulles Intl
$1,610United Airlines
Thu, Sep 24 - Sun, Sep 27
United Airlines Logo
9:30 am - 5:25 pmBOS  Boston Logan Intl-FNA Freetown Lungi Intl
27h 55m2 stops Washington, D.C. Dulles Intl Brussels Bruxelles-National
United Airlines Logo
6:45 pm - 7:25 pmFNA  Freetown Lungi Intl-BOS Boston Logan Intl
28h 40m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Newark
$1,610United Airlines
Fri, Nov 6 - Tue, Nov 10
United Airlines Logo
8:05 pm - 6:40 pmBOS  Boston Logan Intl-FNA Freetown Lungi Intl
41h 35m2 stops Newark Brussels Bruxelles-National
United Airlines Logo
8:10 pm - 9:30 pmFNA  Freetown Lungi Intl-BOS Boston Logan Intl
30h 20m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Chicago O'Hare Intl
$1,624United Airlines
Tue, Dec 29 - Thu, Jan 28
Brussels Airlines Logo
2:48 pm - 6:40 pmBOS  Boston Logan Intl-FNA Freetown Lungi Intl
22h 52m3 stops Washington, D.C. Dulles Intl Paris Charles de Gaulle Brussels Bruxelles-National
Brussels Airlines Logo
8:10 pm - 1:45 pmFNA  Freetown Lungi Intl-BOS Boston Logan Intl
22h 35m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Frankfurt am Main
$2,459Brussels Airlines
Booking Insights

KAYAK's insights & trends for Boston to Sierra Leone flights

Get data-powered insights and trends into flights from Boston to Sierra Leone to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Boston to Sierra Leone?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Boston to Sierra Leone, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Boston to Sierra Leone is July, when tickets cost $0 (return) on average. On the other hand, the most expensive months are January and December, when the average cost of round-trip tickets is $1,787 and $1,692 respectively.

Find deals

Good to know

Low season

March

Cheapest flight

$612
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly and prices are also 6% lower on average.
Flight from Boston to Freetown

FAQs - booking Sierra Leone flights

  • How does KAYAK find such low prices on flights from Boston to Sierra Leone?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to Sierra Leone.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to Sierra Leone?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Boston to Sierra Leone is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Boston to Sierra Leone?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Boston to Sierra Leone with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to Sierra Leone?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Boston to Sierra Leone up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Boston to Sierra Leone

Information on your arrival and departure airports

Boston (BOS)