Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Seattle to Sierra Leone from $605

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Sierra Leone departing on 3/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Seattle to Sierra Leone

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:00 pm - 12:20 am
SEA
-
FNA
45h 20m
2 stops
Turkish Airlines Logo
1:20 am - 6:05 pm
FNA
-
SEA
23h 45m
2 stops
$1,402Turkish Airlines
Sun, Mar 15 - Tue, Mar 24
Brussels Airlines Logo
7:00 am - 6:40 pm
SEA
-
FNA
27h 40m
2 stops
Brussels Airlines Logo
6:45 pm - 8:53 pm
FNA
-
SEA
33h 08m
3 stops
$1,432Brussels Airlines
Mon, Feb 9 - Wed, May 6
Multiple Airlines Logo
9:27 am - 4:20 am
SEA
-
FNA
34h 53m
2 stops
Multiple Airlines Logo
5:25 am - 9:58 am
FNA
-
SEA
35h 33m
2 stops
$1,439Multiple Airlines
Fri, Feb 20 - Wed, May 6
United Airlines Logo
7:00 am - 6:40 pm
SEA
-
FNA
27h 40m
2 stops
United Airlines Logo
6:45 pm - 3:41 pm
FNA
-
SEA
51h 56m
3 stops
$1,460United Airlines
Mon, Feb 9 - Wed, May 6
United Airlines Logo
12:35 pm - 6:40 pm
SEA
-
FNA
46h 05m
3 stops
United Airlines Logo
6:45 pm - 10:42 pm
FNA
-
SEA
34h 57m
3 stops
$1,464United Airlines
Mon, Feb 9 - Wed, May 6
United Airlines Logo
12:35 pm - 6:40 pm
SEA
-
FNA
46h 05m
3 stops
United Airlines Logo
6:45 pm - 3:41 pm
FNA
-
SEA
51h 56m
3 stops
$1,473United Airlines
Mon, Feb 9 - Wed, May 6
Multiple Airlines Logo
7:00 am - 6:40 pm
SEA
-
FNA
27h 40m
2 stops
Multiple Airlines Logo
6:45 pm - 10:42 pm
FNA
-
SEA
34h 57m
3 stops
$1,477Multiple Airlines
Fri, Feb 20 - Wed, May 6
Brussels Airlines Logo
8:10 am - 6:40 pm
SEA
-
FNA
26h 30m
2 stops
Brussels Airlines Logo
6:45 pm - 8:53 pm
FNA
-
SEA
33h 08m
3 stops
$1,482Brussels Airlines
Mon, Feb 9 - Wed, May 6
Multiple Airlines Logo
9:27 am - 4:20 am
SEA
-
FNA
34h 53m
2 stops
Multiple Airlines Logo
5:25 am - 10:16 am
FNA
-
SEA
35h 51m
2 stops
$1,484Multiple Airlines
Fri, Feb 20 - Wed, May 6
United Airlines Logo
10:55 am - 6:40 pm
SEA
-
FNA
23h 45m
2 stops
United Airlines Logo
6:45 pm - 3:41 pm
FNA
-
SEA
51h 56m
3 stops
$1,510United Airlines
Fri, Feb 20 - Wed, May 6

Ethiopian Air flights from Seattle to Sierra Leone

Our best Ethiopian Air deals on Seattle to Sierra Leone flight tickets
Ethiopian Air
Mar 11
SEA8:00 amSeattle/Tacoma Intl
25h 25m
3 stops
FNA4:25 pmFreetown Lungi Intl
May 13
FNA8:05 amFreetown Lungi Intl
43h 48m
3 stops
SEA8:53 pmSeattle/Tacoma Intl
$1,526
Ethiopian Air
Apr 20
SEA8:00 amSeattle/Tacoma Intl
49h 45m
3 stops
FNA4:45 pmFreetown Lungi Intl
May 11
FNA8:05 amFreetown Lungi Intl
32h 53m
2 stops
SEA9:58 amSeattle/Tacoma Intl
$1,666
Ethiopian Air
Apr 14
SEA6:13 amSeattle/Tacoma Intl
27h 12m
3 stops
FNA4:25 pmFreetown Lungi Intl
Apr 28
FNA8:05 amFreetown Lungi Intl
33h 31m
3 stops
SEA10:36 amSeattle/Tacoma Intl
$1,694

Brussels Airlines flights from Seattle to Sierra Leone

Our best Brussels Airlines deals on Seattle to Sierra Leone flight tickets
Brussels Airlines
Feb 9
SEA7:00 amSeattle/Tacoma Intl
27h 40m
2 stops
FNA6:40 pmFreetown Lungi Intl
May 6
FNA6:45 pmFreetown Lungi Intl
33h 08m
3 stops
SEA8:53 pmSeattle/Tacoma Intl
$1,432
Brussels Airlines
Feb 9
SEA8:10 amSeattle/Tacoma Intl
26h 30m
2 stops
FNA6:40 pmFreetown Lungi Intl
May 6
FNA6:45 pmFreetown Lungi Intl
33h 08m
3 stops
SEA8:53 pmSeattle/Tacoma Intl
$1,482
Brussels Airlines
Mar 11
SEA10:55 amSeattle/Tacoma Intl
24h 30m
2 stops
FNA6:25 pmFreetown Lungi Intl
May 13
FNA6:45 pmFreetown Lungi Intl
33h 08m
3 stops
SEA8:53 pmSeattle/Tacoma Intl
$1,552

momondo 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, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Seattle to Sierra Leone that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Sun 3/15

8:00 pm-12:20 am

2 stops45h 20m

Freetown Lungi Intl

Tue 3/24

1:20 am-6:05 pm

2 stops23h 45m

$1,402

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-8:53 pm

3 stops33h 08m

$1,432

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Fri 2/20

9:27 am-4:20 am

2 stops34h 53m

Freetown Lungi Intl

Wed 5/6

5:25 am-9:58 am

2 stops35h 33m

$1,439

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-3:41 pm

3 stops51h 56m

$1,460

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Mon 2/9

12:35 pm-6:40 pm

3 stops46h 05m

Freetown Lungi Intl

Wed 5/6

6:45 pm-10:42 pm

3 stops34h 57m

$1,464

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Mon 2/9

12:35 pm-6:40 pm

3 stops46h 05m

Freetown Lungi Intl

Wed 5/6

6:45 pm-3:41 pm

3 stops51h 56m

$1,473

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Fri 2/20

7:00 am-6:40 pm

2 stops27h 40m

Freetown Lungi Intl

Wed 5/6

6:45 pm-10:42 pm

3 stops34h 57m

$1,477

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Mon 2/9

8:10 am-6:40 pm

2 stops26h 30m

Freetown Lungi Intl

Wed 5/6

6:45 pm-8:53 pm

3 stops33h 08m

$1,482

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Fri 2/20

9:27 am-4:20 am

2 stops34h 53m

Freetown Lungi Intl

Wed 5/6

5:25 am-10:16 am

2 stops35h 51m

$1,484

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Fri 2/20

10:55 am-6:40 pm

2 stops23h 45m

Freetown Lungi Intl

Wed 5/6

6:45 pm-3:41 pm

3 stops51h 56m

$1,510

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

See travel insights to Sierra Leone from

How to get the cheapest flight ticket from Seattle to Sierra Leone

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Seattle/Tacoma Intl to Sierra Leone?

Ethiopian Air is the most popular carrier operating from Seattle/Tacoma Intl to Sierra Leone

Cheap Seattle to Sierra Leone flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Sierra Leone

Fastest flight time

27h 40m

Direct flights

None
The fastest flight from Seattle to Sierra Leone takes 27h 40m
There are no direct flights from Seattle to Sierra Leone. There are no popular flight routes from Seattle to Sierra Leone.
Search flight deals

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Sierra Leone?

    Prices for flights from Seattle/Tacoma Intl Airport to Sierra Leone are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Sierra Leone?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Sierra Leone.

  • What documentation or ID do you need to fly to Sierra Leone?

    The travel and health documents you'll need for your trip to Sierra Leone may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sierra Leone. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Sierra Leone?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Sierra Leone for you.

Can I find flights from Seattle to Sierra Leone with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sierra Leone from Seattle with this policy.

How can momondo help me find flights from Seattle to Sierra Leone?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sierra Leone from Seattle.

I’m not ready to book a flight from Seattle to Sierra Leone right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Sierra Leone flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Sierra Leone trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 2/28
Sat 3/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Sierra Leone

Popular cities in Sierra Leone

Popular flights according to clicks in the last 7 days on momondo
Flights to Freetownfrom $1,077