$1,398+ Cheap flights from Seattle (SEA) 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FNA
Jan 1 — Jan 81
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Sierra Leone
Best flights from Seattle to Sierra LeoneDiscover carefully curated flight deals from Seattle to Sierra Leone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 2, 2025.
Discover carefully curated flight deals from Seattle to Sierra Leone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 2, 2025.
This Brussels Airlines deal was found by Cheapflights users on 11/29. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2510:55 amSEA - FNA
2 stops23h 30mBrussels Airlines
Sun 3/18:10 pmFNA - SEA
3 stops32h 46mBrussels Airlines
Deal found 11/29![Brussels Airlines logo]()
$1,398
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Wed 2/258:17 amSEA - FNA
2 stops26h 08mUnited Airlines
Sun 3/18:10 pmFNA - SEA
3 stops34h 33mUnited Airlines
Deal found 12/1![United Airlines logo]()
$1,398
This FlightHub deal was found by Cheapflights users on 11/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/95:50 amSEA - FNA
3 stops28h 50mAir Canada
Wed 5/66:45 pmFNA - SEA
3 stops30h 51mAir Canada
Deal found 11/30![Air Canada logo]()
$1,467
This Gurufare deal was found by Cheapflights users on 11/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/97:00 amSEA - FNA
2 stops27h 40mBrussels Airlines
Wed 5/66:45 pmFNA - SEA
3 stops32h 25mBrussels Airlines
Deal found 11/30![Brussels Airlines logo]()
$1,479
Find flight deals from Seattle to Sierra Leone
Keep the following information in mind while searching for Seattle to Sierra Leone flight deals. Data was last updated December 2, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,398 (Brussels Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle 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 December 2, 2025.
Use the filters below to find and compare flights from Seattle to Sierra Leone that are best for you.
Fly from
Seattle
Fly to
Sierra Leone
Route
Depart
Return
Price
SeattleFreetown
SEA - FNA
SEAFNA
Seattle/Tacoma Intl
Wed 2/25
10:55 am-6:25 pm
2 stops23h 30m
Freetown Lungi Intl
Sun 3/1
8:10 pm-8:56 pm
3 stops32h 46m
$1,398
SeattleFreetown
SEA - FNA
SEAFNA
Seattle/Tacoma Intl
Wed 2/25
8:17 am-6:25 pm
2 stops26h 08m
Freetown Lungi Intl
Sun 3/1
8:10 pm-10:43 pm
3 stops34h 33m
$1,398
SeattleFreetown
SEA - FNA
SEAFNA
Seattle/Tacoma Intl
Mon 2/9
5:50 am-6:40 pm
3 stops28h 50m
Freetown Lungi Intl
Wed 5/6
6:45 pm-6:36 pm
3 stops30h 51m
$1,467
SeattleFreetown
SEA - FNA
SEAFNA
Seattle/Tacoma Intl
Mon 2/9
7:00 am-6:40 pm
2 stops27h 40m
Freetown Lungi Intl
Wed 5/6
6:45 pm-8:10 pm
3 stops32h 25m
$1,479
Best time to book a flight from Seattle to Sierra Leone
Have a flexible travel schedule? Discover the best time to fly to Sierra Leone from Seattle 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.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Sierra Leone
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