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Sierra Leone

$828+ Cheap flights from Washington 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FNA
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap flight deals from Washington to Sierra Leone

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,531
(Gurufare)

One-way from

$828
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,695
Provider with most accurate pricing for Seattle/Tacoma Intl-Freetown Lungi Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Freetown Lungi Intl flights.
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From Washington to Sierra Leone
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One-way flight from Washington to Sierra Leone
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Highest demand for flights based on searches. 7% potential increase in price ($141 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Washington to Sierra Leone

Cheapest flights from Washington to Sierra Leone
Explore the most affordable flight options available from Washington to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This Gurufare deal was found by Cheapflights users on 4/2. 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.
Wed 5/1411:30 amSEA - FNA
2 stops46h 55mBrussels Airlines
Wed 5/286:45 pmFNA - SEA
3 stops32h 56mBrussels Airlines
Deal found 4/2$1,531
This United deal was found by Cheapflights users on 4/2. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:13 pmSEA - FNA
3 stops41h 12mMultiple Airlines
Wed 5/286:45 pmFNA - SEA
3 stops37h 14mMultiple Airlines
Deal found 4/2$1,561
This Turkish Airlines deal was found by Cheapflights users on 4/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/151:39 pmPDX - FNA
3 stops51h 46mMultiple Airlines
Tue 4/291:25 amFNA - PDX
3 stops46h 18mMultiple Airlines
Deal found 4/2$1,787
This oojo deal was found by Cheapflights users on 4/2. 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.
Thu 10/28:00 amSEA - FNA
3 stops49h 45mEthiopian Air
Thu 10/239:00 amFNA - SEA
4 stops42h 10mEthiopian Air
Deal found 4/2$1,794
This KAYAK deal was found by Cheapflights users on 4/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1410:55 amSEA - FNA
3 stops30h 30mTurkish Airlines
Tue 5/271:25 amFNA - SEA
3 stops52h 17mTurkish Airlines
Deal found 4/2$1,865
This United Airlines deal was found by Cheapflights users on 4/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1410:50 amPDX - FNA
2 stops23h 35mUnited Airlines
Wed 4/306:45 pmFNA - PDX
3 stops32h 17mUnited Airlines
Deal found 4/2$2,279
This Gurufare deal was found by Cheapflights users on 4/2. 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.
Tue 4/157:00 amPDX - FNA
2 stops27h 25mBrussels Airlines
Wed 4/306:45 pmFNA - PDX
2 stops32h 17mBrussels Airlines
Deal found 4/2$2,484
This Trip.com deal was found by Cheapflights users on 4/2. 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.
Wed 4/167:25 pmPDX - FNA
2 stops26h 00mBritish Airways
Wed 4/305:25 amFNA - PDX
2 stops43h 10mBritish Airways
Deal found 4/2$3,053
This AranGrant deal was found by Cheapflights users on 4/3. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:50 pmSEA - FNA
2 stops23h 30mBritish Airways
Tue 11/113:20 amFNA - SEA
2 stops45h 35mBritish Airways
Deal found 4/3$7,431
This United Airlines deal was found by Cheapflights users on 4/3. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:20 pmSEA - FNA
3 stops39h 55mUnited Airlines
Wed 11/127:35 pmFNA - SEA
3 stops32h 35mUnited Airlines
Deal found 4/3$7,845

Cheapflights Fare Finder

Customize your flight search to find flights from Washington 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 April 3, 2025.
Use the filters below to find and compare flights from Washington to Sierra Leone that are best for you.

Fly from

Washington

Fly to

Sierra Leone

Route

Depart

Return

Price

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Wed 5/14

11:30 am-5:25 pm

2 stops46h 55m

Freetown Lungi Intl

Wed 5/28

6:45 pm-8:41 pm

3 stops32h 56m

$1,531

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Wed 5/14

5:13 pm-5:25 pm

3 stops41h 12m

Freetown Lungi Intl

Wed 5/28

6:45 pm-12:59 am

3 stops37h 14m

$1,561

PortlandFreetown

PDX - FNA

PDXFNA

Portland

Tue 4/15

1:39 pm-12:25 am

3 stops51h 46m

Freetown Lungi Intl

Tue 4/29

1:25 am-4:43 pm

3 stops46h 18m

$1,787

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Wed 5/14

10:55 am-12:25 am

3 stops30h 30m

Freetown Lungi Intl

Tue 5/27

1:25 am-10:42 pm

3 stops52h 17m

$1,865

SeattleFreetown

SEA - FNA

SEAFNA

Seattle/Tacoma Intl

Sat 5/17

8:10 am-4:25 pm

3 stops25h 15m

Freetown Lungi Intl

Sat 5/24

8:05 am-8:41 pm

3 stops43h 36m

$2,200

PortlandFreetown

PDX - FNA

PDXFNA

Portland

Mon 4/14

10:50 am-5:25 pm

2 stops23h 35m

Freetown Lungi Intl

Wed 4/30

6:45 pm-8:02 pm

3 stops32h 17m

$2,279

PortlandFreetown

PDX - FNA

PDXFNA

Portland

Tue 4/15

7:00 am-5:25 pm

2 stops27h 25m

Freetown Lungi Intl

Wed 4/30

6:45 pm-8:02 pm

2 stops32h 17m

$2,484

PortlandFreetown

PDX - FNA

PDXFNA

Portland

Wed 4/16

7:25 pm-4:25 am

2 stops26h 00m

Freetown Lungi Intl

Wed 4/30

5:25 am-5:35 pm

2 stops43h 10m

$3,053

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Best time to book a flight from Washington to Sierra Leone

Have a flexible travel schedule? Discover the best time to fly to Sierra Leone from Washington 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 Washington to Sierra Leone

What is the cheapest month to book a flight from State of Washington to Sierra Leone?

Currently, February is the cheapest month in which you can book a flight from State of Washington to Sierra Leone (average of $1,174). Flying from State of Washington 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 WA to SL?

Find hourly flight availability from Washington 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 April 3, 2025.

When flying from State of Washington to Sierra Leone, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 April 3, 2025.
United Airlines
7.4
Good
8,619 reviews

Boarding

7.7

Entertainment

7.0

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,619 reviews
United Airlines
7.4
Good
8,619 reviews

Boarding

7.7

Entertainment

7.0

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Brussels Airlines
7.4
Good
345 reviews
United Airlines
7.4
Good
8,619 reviews

Boarding

7.7

Entertainment

7.0

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Turkish Airlines
7.3
Good
3,750 reviews
United Airlines
7.4
Good
8,619 reviews

Boarding

7.7

Entertainment

7.0

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Ethiopian Air
7.2
Good
764 reviews
United Airlines
7.4
Good
8,619 reviews

Boarding

7.7

Entertainment

7.0

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,029 reviews
United Airlines
7.4
Good
8,619 reviews

Boarding

7.7

Entertainment

7.0

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Washington 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 are the cheapest airlines to fly from State of Washington to Sierra Leone one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $1,029. United Airlines flights start at $1,181 while deals on Ethiopian Air start at $1,425 one-way.

  • Can I find deals for flights from Washington to Sierra Leone that include hotel bookings?

    Yes. In addition to deals on Washington to Sierra Leone flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Sierra Leone?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Sierra Leone.

  • Can I find deals for business class flights from Washington to Sierra Leone?

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Sierra Leone?

    Currently, February is the cheapest month in which you can book a flight from State of Washington to Sierra Leone (average of $1,174). Flying from State of Washington 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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Alternative routes for Washington to Sierra Leone

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Top 2 airlines flying from Washington to Sierra Leone

Discover the top 2 airlines that operate flights from Washington 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,379Average$1,490FlexibilityNo cancel feeOn-time77%
Brussels AirlinesCheapest$1,502Average$1,934FlexibilityNo cancel feeOn-timeN/A

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