How do I get Price Alerts for flights from State of Washington to Sierra Leone?

Confirm your travel details to search for the latest offers for flights from State of Washington to Sierra Leone . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from State of Washington to Sierra Leone with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

When did momondo last update prices for flights from Washington to Sierra Leone?

Prices for flights from Washington to Sierra Leone are updated daily.

How many operators does momondo search for flights from Washington to Sierra Leone?

As of March 2026, there is 1 operator available to choose from for flights from Washington to Sierra Leone.

How old do you have to be to fly from Washington to Sierra Leone?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Sierra Leone.

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

The required travel and health documents for your Sierra Leone trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sierra Leone. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$823 Cheap Flights from Washington to Sierra Leone in 2026

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Find the cheapest flights from Washington to Sierra Leone

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 5:15 pm

SEA

FNA

27h 15m

2 stops

7:45 pm - 12:10 pm

FNA

SEA

24h 25m

3 stops

$1,517Multiple Airlines

Wed, Sep 16 - Mon, Nov 30

3:55 pm - 4:25 am

SEA

FNA

53h 30m

2 stops

5:25 am - 8:46 am

FNA

SEA

34h 21m

2 stops

$1,641Multiple Airlines

Thu, May 7 - Fri, May 15

8:25 am - 4:25 pm

SEA

FNA

25h 00m

3 stops

8:05 am - 8:26 pm

FNA

SEA

44h 21m

3 stops

$1,682Multiple Airlines

Wed, Sep 16 - Mon, Nov 30

8:00 am - 5:25 pm

SEA

FNA

26h 25m

2 stops

6:45 pm - 9:08 pm

FNA

SEA

33h 23m

3 stops

$1,739Multiple Airlines

Tue, Apr 21 - Fri, May 15

11:20 pm - 5:25 pm

SEA

FNA

35h 05m

2 stops

6:35 pm - 4:59 pm

FNA

SEA

29h 24m

3 stops

$1,745Multiple Airlines

Wed, Jun 10 - Mon, Jun 29

11:20 pm - 5:25 pm

SEA

FNA

35h 05m

2 stops

6:45 pm - 11:55 am

FNA

SEA

24h 10m

3 stops

$1,753Multiple Airlines

Wed, Jun 10 - Tue, Jun 30

11:20 pm - 5:25 pm

SEA

FNA

35h 05m

2 stops

6:45 pm - 11:55 am

FNA

SEA

24h 10m

3 stops

$1,756Multiple Airlines

Wed, Jun 10 - Wed, Jul 1

8:10 am - 5:25 pm

SEA

FNA

26h 15m

2 stops

6:45 pm - 7:00 pm

FNA

SEA

31h 15m

3 stops

$1,875Brussels Airlines

Thu, May 7 - Fri, May 15

8:00 am - 5:25 pm

SEA

FNA

26h 25m

2 stops

6:45 pm - 10:47 pm

FNA

SEA

35h 02m

3 stops

$1,893United Airlines

Tue, Apr 21 - Fri, May 15

8:05 am - 5:25 pm

PDX

FNA

26h 20m

2 stops

6:45 pm - 8:19 pm

FNA

PDX

32h 34m

3 stops

$1,991Brussels Airlines

Tue, Apr 21 - Wed, May 20

Brussels Airlines flights from State of Washington to Sierra Leone

Our best Brussels Airlines deals on State of Washington to Sierra Leone flight tickets

Brussels Airlines

May 7

SEA8:10 amSeattle/Tacoma Intl

26h 15m

2 stops

FNA5:25 pmFreetown Lungi Intl

May 15

FNA6:45 pmFreetown Lungi Intl

31h 15m

3 stops

SEA7:00 pmSeattle/Tacoma Intl

$1,875

Brussels Airlines

Apr 21

PDX8:05 amPortland

26h 20m

2 stops

FNA5:25 pmFreetown Lungi Intl

May 20

FNA6:45 pmFreetown Lungi Intl

32h 34m

3 stops

PDX8:19 pmPortland

$1,991

Brussels Airlines

Jun 12

SEA11:20 pmSeattle/Tacoma Intl

35h 05m

2 stops

FNA5:25 pmFreetown Lungi Intl

Jun 29

FNA6:35 pmFreetown Lungi Intl

33h 18m

3 stops

SEA8:53 pmSeattle/Tacoma Intl

$2,021

Turkish Airlines flights from State of Washington to Sierra Leone

Our best Turkish Airlines deals on State of Washington to Sierra Leone flight tickets

Turkish Airlines

Jun 11

SEA7:10 pmSeattle/Tacoma Intl

46h 15m

2 stops

FNA12:25 amFreetown Lungi Intl

Jun 30

FNA1:25 amFreetown Lungi Intl

40h 15m

2 stops

SEA10:40 amSeattle/Tacoma Intl

$2,065

Turkish Airlines

Jun 12

SEA7:10 pmSeattle/Tacoma Intl

46h 15m

2 stops

FNA12:25 amFreetown Lungi Intl

Jun 30

FNA1:25 amFreetown Lungi Intl

40h 15m

2 stops

SEA10:40 amSeattle/Tacoma Intl

$2,105

Turkish Airlines

Apr 5

SEA7:10 pmSeattle/Tacoma Intl

46h 15m

2 stops

FNA12:25 amFreetown Lungi Intl

Apr 14

FNA1:25 amFreetown Lungi Intl

46h 50m

2 stops

SEA5:15 pmSeattle/Tacoma Intl

$2,671

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Sierra Leone that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Wed 9/16

7:00 am-5:15 pm

2 stops27h 15m

Freetown Lungi Intl

Mon 11/30

7:45 pm-12:10 pm

3 stops24h 25m

$1,517

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Thu 5/7

3:55 pm-4:25 am

2 stops53h 30m

Freetown Lungi Intl

Fri 5/15

5:25 am-8:46 am

2 stops34h 21m

$1,641

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Wed 9/16

8:25 am-4:25 pm

3 stops25h 00m

Freetown Lungi Intl

Mon 11/30

8:05 am-8:26 pm

3 stops44h 21m

$1,682

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Tue 4/21

8:00 am-5:25 pm

2 stops26h 25m

Freetown Lungi Intl

Fri 5/15

6:45 pm-9:08 pm

3 stops33h 23m

$1,739

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Wed 6/10

11:20 pm-5:25 pm

2 stops35h 05m

Freetown Lungi Intl

Mon 6/29

6:35 pm-4:59 pm

3 stops29h 24m

$1,745

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Wed 6/10

11:20 pm-5:25 pm

2 stops35h 05m

Freetown Lungi Intl

Tue 6/30

6:45 pm-11:55 am

3 stops24h 10m

$1,753

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Wed 6/10

11:20 pm-5:25 pm

2 stops35h 05m

Freetown Lungi Intl

Wed 7/1

6:45 pm-11:55 am

3 stops24h 10m

$1,756

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Thu 5/7

8:10 am-5:25 pm

2 stops26h 15m

Freetown Lungi Intl

Fri 5/15

6:45 pm-7:00 pm

3 stops31h 15m

$1,875

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Tue 4/21

8:00 am-5:25 pm

2 stops26h 25m

Freetown Lungi Intl

Fri 5/15

6:45 pm-10:47 pm

3 stops35h 02m

$1,893

PortlandFreetown

PDX - FNA

PDXFNA

Portland

Tue 4/21

8:05 am-5:25 pm

2 stops26h 20m

Freetown Lungi Intl

Wed 5/20

6:45 pm-8:19 pm

3 stops32h 34m

$1,991

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

Cheap State of Washington to Sierra Leone flight deals and tips

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

Fastest flight time	23h 35m
Direct flights	None

The fastest flight from State of Washington to Sierra Leone takes 23h 35m

There are no direct flights from State of Washington to Sierra Leone. There are no popular flight routes from State of Washington to Sierra Leone.

Search flight deals

When did momondo last update prices for flights from Washington to Sierra Leone?
Prices for flights from Washington to Sierra Leone are updated daily.
How many operators does momondo search for flights from Washington to Sierra Leone?
As of March 2026, there is 1 operator available to choose from for flights from Washington to Sierra Leone.
How old do you have to be to fly from Washington to Sierra Leone?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Sierra Leone.
What documentation or ID do you need to fly to Sierra Leone?
The required travel and health documents for your Sierra Leone trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sierra Leone. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from State of Washington to Sierra Leone

Compare and see reviews for airlines that fly from State of Washington to Sierra Leone with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,551	Free Cancellation	Rating 7.4 9,455 reviews		Search United Airlines flights

How do I get Price Alerts for flights from State of Washington to Sierra Leone?
Confirm your travel details to search for the latest offers for flights from State of Washington to Sierra Leone. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from State of Washington to Sierra Leone with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Washington 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 Washington to Sierra Leone for you.

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

Yes. momondo allows you to filter the results for Washington to Sierra Leone flights to just show those with flexible booking policies.

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

Once all potential Washington to Sierra Leone flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Sierra Leone, momondo offers a useful price alert feature which will track prices for flights to Sierra Leone from Washington and alert you when they change.

An easier way to manage your Sierra Leone trip

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Flights to Freetownfrom $1,144

Cheap flights from Washington to Sierra Leone from $823

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Sierra Leone departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Washington to Sierra Leone

Cheap round-trip flights

Cheap one-way flights

Brussels Airlines flights from State of Washington to Sierra Leone

Our best Brussels Airlines deals on State of Washington to Sierra Leone flight tickets

Turkish Airlines flights from State of Washington to Sierra Leone

Our best Turkish Airlines deals on State of Washington to Sierra Leone flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Sierra Leone that are best for you.

Cheap State of Washington to Sierra Leone flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from State of Washington to Sierra Leone

Compare and see reviews for airlines that fly from State of Washington to Sierra Leone with momondo

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

State of Washington flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Sierra Leone

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Sierra Leone

List of cabin classes available on flights landing in Sierra Leone. Availability may vary depending on flight origin and airline.

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Explore popular destinations other users love

According to popular flight searches on momondo this year