What are the cheapest airlines to fly from Washington, D.C. to Sierra Leone one-way?

The cheapest airline one-way is Brussels Airlines, with whom users have recently found tickets for as low as $819. However, be on the lookout for offers from SWISS and Air Canada, as they are both options that can get you from Washington, D.C. to Sierra Leone for a low price.

What are the most popular routes from Washington, D.C. to Sierra Leone?

When deciding which route to take from Washington, D.C. to Sierra Leone consider Washington, D.C. Dulles Intl - Freetown Lungi Intl, Washington, D.C. Reagan-National - Freetown Lungi Intl or Baltimore/Washington - Freetown Lungi Intl as they are the most popular.

How far in advance should I book a flight from Washington, D.C. to Sierra Leone?

Find a great deal and save up to 19% by booking at least 58 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. to Sierra Leone within the next two weeks, with the cheapest ticket starting at $1,268.

What is the cheapest month to fly from Washington, D.C. to Sierra Leone?

The best pricing can be found in the month of February. Prices to Sierra Leone from Washington, D.C. average $1,542. You can even find prices in February for less than $1,542, as users have found deals to Sierra Leone from as low as $1,087. The month of August appears to be one of the more expensive times to travel to Sierra Leone from Washington, D.C.. Flying in the targeted month can save you up to 50%.

Can I find deals for flights from Washington, D.C. to Sierra Leone that include hotel bookings?

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

How can I find direct flights from Washington, D.C. 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, D.C. to Sierra Leone.

Can I find deals for business class flights from Washington, D.C. to Sierra Leone?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$1,766+ Flights from Washington, D.C. to Sierra Leone

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Cheap flight deals from Washington, D.C. to Sierra Leone

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,136 (FlightHub)
One-way from	$819 (Gurufare)
Popular in	August
Cheapest in	February
Average price	$1,268

Provider with most accurate pricing for Washington, D.C. (WAS)-Freetown Lungi Intl flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Freetown Lungi Intl flights.

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From Washington, D.C. (WAS) to Sierra Leone

Search Deals

One-way flight from Washington, D.C. (WAS) to Sierra Leone

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($186 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($70 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, D.C. to Sierra Leone

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

Fri 4/181:30 pmIAD - FNA

1 stop30h 55mTurkish Airlines

Thu 6/51:25 amFNA - IAD

1 stop22h 20mTurkish Airlines

Deal found 4/2

$1,136

Wed 4/309:05 pmIAD - FNA

1 stop27h 20mRoyal Air Maroc

Wed 7/25:25 amFNA - IAD

1 stop17h 40mRoyal Air Maroc

Deal found 4/2

$1,211

Mon 10/139:40 pmIAD - FNA

3 stops39h 05mEthiopian Air

Thu 11/139:00 amFNA - IAD

3 stops28h 00mEthiopian Air

Deal found 4/2

$1,222

Mon 4/79:40 pmIAD - FNA

2 stops14h 45mMultiple Airlines

Wed 4/99:00 amFNA - IAD

3 stops27h 55mMultiple Airlines

Deal found 4/3

$1,282

Mon 6/305:45 pmIAD - FNA

1 stop19h 40mBrussels Airlines

Wed 8/136:45 pmFNA - IAD

2 stops22h 45mBrussels Airlines

Deal found 4/2

$1,286

Wed 4/308:45 pmIAD - FNA

2 stops40h 40mSWISS

Wed 7/26:45 pmFNA - IAD

3 stops25h 30mSWISS

Deal found 4/2

$1,340

Sun 12/281:05 pmIAD - FNA

2 stops24h 10mUnited Airlines

Sat 2/147:35 pmFNA - IAD

2 stops24h 00mUnited Airlines

Deal found 4/2

$1,412

Sun 12/282:00 pmDCA - FNA

2 stops23h 15mUnited Airlines

Wed 2/187:35 pmFNA - DCA

3 stops26h 17mUnited Airlines

Deal found 4/2

$1,422

Fri 5/26:15 amDCA - FNA

2 stops42h 10mMultiple Airlines

Fri 5/95:25 amFNA - DCA

2 stops45h 33mMultiple Airlines

Deal found 4/2

$1,475

Sat 12/275:11 pmBWI - FNA

2 stops44h 04mUnited Airlines

Mon 2/167:35 pmFNA - BWI

3 stops30h 22mUnited Airlines

Deal found 4/2

$1,481

Sat 4/196:25 amDCA - FNA

3 stops46h 00mKenya Airways

Sat 5/109:20 amFNA - DCA

3 stops41h 25mKenya Airways

Deal found 4/2

$1,685

Thu 4/107:00 amDCA - FNA

2 stops17h 25mRoyal Air Maroc

Fri 5/235:25 amFNA - DCA

2 stops21h 33mRoyal Air Maroc

Deal found 4/2

$1,760

Best flights from Washington, D.C. to Sierra Leone
Discover carefully curated flight deals from Washington, D.C. to Sierra Leone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 3, 2025.

Fri 4/181:30 pmIAD - FNA

1 stop30h 55mTurkish Airlines

Thu 6/51:25 amFNA - IAD

1 stop22h 20mTurkish Airlines

Deal found 4/2

$1,136

Wed 4/309:05 pmIAD - FNA

1 stop27h 20mRoyal Air Maroc

Wed 7/25:25 amFNA - IAD

1 stop17h 40mRoyal Air Maroc

Deal found 4/2

$1,211

Mon 6/305:45 pmIAD - FNA

1 stop19h 40mBrussels Airlines

Wed 8/136:45 pmFNA - IAD

2 stops22h 45mBrussels Airlines

Deal found 4/2

$1,286

Thu 4/1710:55 amIAD - FNA

2 stops26h 25mEthiopian Air

Sat 4/269:00 amFNA - IAD

3 stops27h 55mEthiopian Air

Deal found 4/2

$1,293

Mon 6/309:45 amIAD - FNA

2 stops27h 40mMultiple Airlines

Wed 8/136:45 pmFNA - IAD

2 stops22h 45mMultiple Airlines

Deal found 4/2

$1,304

Wed 4/308:45 pmIAD - FNA

2 stops40h 40mSWISS

Wed 7/26:45 pmFNA - IAD

3 stops25h 30mSWISS

Deal found 4/2

$1,340

Sat 4/196:25 amDCA - FNA

3 stops46h 00mKenya Airways

Sat 5/109:20 amFNA - DCA

3 stops41h 25mKenya Airways

Deal found 4/2

$1,685

Mon 4/145:10 pmIAD - FNA

2 stops44h 15mUnited Airlines

Fri 4/256:45 pmFNA - IAD

2 stops23h 30mUnited Airlines

Deal found 4/2

$1,738

Fri 5/26:15 amDCA - FNA

2 stops42h 10mMultiple Airlines

Fri 5/95:25 amFNA - DCA

2 stops45h 33mMultiple Airlines

Deal found 4/2

$1,475

Wed 4/169:20 pmBWI - FNA

2 stops27h 05mBritish Airways

Wed 5/75:25 amFNA - BWI

2 stops42h 10mBritish Airways

Deal found 4/2

$3,042

Tue 4/2210:50 amBWI - FNA

2 stops26h 35mUnited Airlines

Wed 5/146:45 pmFNA - BWI

3 stops30h 52mUnited Airlines

Deal found 4/2

$1,825

Tue 4/228:30 amDCA - FNA

2 stops28h 55mUnited Airlines

Wed 5/146:45 pmFNA - DCA

3 stops27h 16mUnited Airlines

Deal found 4/2

$1,825

Last-minute flights from Washington, D.C. to Sierra Leone
Discover last-minute flight deals from Washington, D.C. to Sierra Leone. Data last updated April 3, 2025 and is based on user searches.

Mon 4/79:40 pmIAD - FNA

2 stops14h 45mMultiple Airlines

Wed 4/99:00 amFNA - IAD

3 stops27h 55mMultiple Airlines

Deal found 4/3

$1,282

Wed 4/910:55 amIAD - FNA

2 stops26h 25mEthiopian Air

Wed 4/239:00 amFNA - IAD

3 stops27h 55mEthiopian Air

Deal found 4/2

$1,345

Wed 4/99:40 pmIAD - FNA

1 stop14h 45mMultiple Airlines

Wed 4/239:00 amFNA - IAD

1 stop27h 55mMultiple Airlines

Deal found 4/2

$1,369

Wed 4/99:05 pmIAD - FNA

1 stop27h 20mRoyal Air Maroc

Wed 4/235:25 amFNA - IAD

1 stop17h 40mRoyal Air Maroc

Deal found 4/2

$1,375

Wed 4/95:35 pmIAD - FNA

2 stops43h 50mSWISS

Sun 4/206:45 pmFNA - IAD

3 stops49h 30mSWISS

Deal found 4/2

$1,700

Thu 4/105:35 pmIAD - FNA

1 stop19h 50mBrussels Airlines

Fri 5/236:45 pmFNA - IAD

2 stops22h 45mBrussels Airlines

Deal found 4/2

$1,556

Thu 4/107:00 amDCA - FNA

2 stops17h 25mRoyal Air Maroc

Fri 5/235:25 amFNA - DCA

2 stops21h 33mRoyal Air Maroc

Deal found 4/2

$1,760

Thu 4/1012:00 pmDCA - FNA

2 stops25h 25mUnited Airlines

Fri 5/236:45 pmFNA - DCA

3 stops30h 14mUnited Airlines

Deal found 4/2

$1,766

Thu 4/106:30 amDCA - FNA

3 stops45h 55mKenya Airways

Fri 5/236:30 pmFNA - DCA

3 stops51h 40mKenya Airways

Deal found 4/2

$1,890

Thu 4/1010:53 amBWI - FNA

2 stops26h 32mUnited Airlines

Fri 5/236:45 pmFNA - BWI

3 stops30h 57mUnited Airlines

Deal found 4/2

$2,416

Thu 4/109:20 pmBWI - FNA

2 stops31h 05mMultiple Airlines

Fri 5/235:25 amFNA - BWI

2 stops42h 10mMultiple Airlines

Deal found 4/2

$5,596

Fri 4/111:30 pmIAD - FNA

2 stops30h 55mTurkish Airlines

Sat 4/191:25 amFNA - IAD

2 stops38h 20mTurkish Airlines

Deal found 4/2

$2,307

One-way flights from Washington, D.C. to Sierra Leone
Search for one-way flight options from Washington, D.C. to Sierra Leone. Find affordable one-way fares based on user searches. Data last updated April 3, 2025.

Sat 6/145:35 pmIAD - FNA

1 stop19h 50mBrussels Airlines

Deal found 4/2

$819

Sat 6/148:45 pmIAD - FNA

2 stops40h 40mSWISS

Deal found 4/2

$832

Sat 6/141:52 pmIAD - FNA

3 stops23h 33mAir Canada

Deal found 4/2

$931

Mon 8/259:05 pmIAD - FNA

1 stop27h 20mRoyal Air Maroc

Deal found 4/2

$1,835

Mon 8/256:59 amDCA - FNA

2 stops41h 26mRoyal Air Maroc

Deal found 4/2

$1,981

Sat 6/149:40 pmIAD - FNA

4 stops63h 40mEthiopian Air

Deal found 4/2

$3,094

Mon 8/2512:55 pmDCA - FNA

3 stops24h 30mAir Canada

Deal found 4/2

$3,287

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Fri 4/18

1:30 pm-12:25 am

1 stop30h 55m

Freetown Lungi Intl

Thu 6/5

1:25 am-7:45 pm

1 stop22h 20m

$1,136

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Wed 4/30

9:05 pm-4:25 am

1 stop27h 20m

Freetown Lungi Intl

Wed 7/2

5:25 am-7:05 pm

1 stop17h 40m

$1,211

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Mon 6/30

5:45 pm-5:25 pm

1 stop19h 40m

Freetown Lungi Intl

Wed 8/13

6:45 pm-1:30 pm

2 stops22h 45m

$1,286

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Thu 4/17

10:55 am-5:20 pm

2 stops26h 25m

Freetown Lungi Intl

Sat 4/26

9:00 am-8:55 am

3 stops27h 55m

$1,293

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Mon 6/30

9:45 am-5:25 pm

2 stops27h 40m

Freetown Lungi Intl

Wed 8/13

6:45 pm-1:30 pm

2 stops22h 45m

$1,304

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Wed 4/30

8:45 pm-5:25 pm

2 stops40h 40m

Freetown Lungi Intl

Wed 7/2

6:45 pm-4:15 pm

3 stops25h 30m

$1,340

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Fri 5/2

6:15 am-4:25 am

2 stops42h 10m

Freetown Lungi Intl

Fri 5/9

5:25 am-10:58 pm

2 stops45h 33m

$1,475

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Sat 4/19

6:25 am-8:25 am

3 stops46h 00m

Freetown Lungi Intl

Sat 5/10

9:20 am-10:45 pm

3 stops41h 25m

$1,685

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Mon 4/14

5:10 pm-5:25 pm

2 stops44h 15m

Freetown Lungi Intl

Fri 4/25

6:45 pm-2:15 pm

2 stops23h 30m

$1,738

BaltimoreFreetown

BWI - FNA

BWIFNA

Baltimore/Washington

Tue 4/22

10:50 am-5:25 pm

2 stops26h 35m

Freetown Lungi Intl

Wed 5/14

6:45 pm-9:37 pm

3 stops30h 52m

$1,825

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 22 results

Best time to book a flight from Washington, D.C. to Sierra Leone

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

What is the cheapest month to book a flight from Washington, D.C. to Sierra Leone?

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

When flying from Washington, D.C. 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

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

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

Read reviews from past customers who have flown SWISS, United Airlines and Brussels Airlines from Washington, D.C. to Sierra Leone. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

SWISS

7.5

Good

1,574 reviews

Reviews

1 / 20

10.0

Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

SWISS

7.5

Good

1,574 reviews

SWISS

7.5

Good

1,574 reviews

Reviews

1 / 20

10.0

Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

United Airlines

7.4

Good

8,619 reviews

SWISS

7.5

Good

1,574 reviews

Reviews

1 / 20

10.0

Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Brussels Airlines

7.4

Good

345 reviews

SWISS

7.5

Good

1,574 reviews

Reviews

1 / 20

10.0

Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Turkish Airlines

7.3

Good

3,750 reviews

SWISS

7.5

Good

1,574 reviews

Reviews

1 / 20

10.0

Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Ethiopian Air

7.2

Good

764 reviews

SWISS

7.5

Good

1,574 reviews

Reviews

1 / 20

10.0

Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. to Sierra Leone one-way?
The cheapest airline one-way is Brussels Airlines, with whom users have recently found tickets for as low as $819. However, be on the lookout for offers from SWISS and Air Canada, as they are both options that can get you from Washington, D.C. to Sierra Leone for a low price.
What are the most popular routes from Washington, D.C. to Sierra Leone?
When deciding which route to take from Washington, D.C. to Sierra Leone consider Washington, D.C. Dulles Intl - Freetown Lungi Intl, Washington, D.C. Reagan-National - Freetown Lungi Intl or Baltimore/Washington - Freetown Lungi Intl as they are the most popular.
Can I find deals for flights from Washington, D.C. to Sierra Leone that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Sierra Leone flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. 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, D.C. to Sierra Leone.
Can I find deals for business class flights from Washington, D.C. to Sierra Leone?
Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to Sierra Leone?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Sierra Leone (average of $1,174). Flying from Washington, D.C. 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

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Washington, D.C. to Sierra Leone

Airline	Cheapest	Average	Flexibility	On-time
Turkish Airlines	Cheapest$1,049	Average$1,159	FlexibilityNo cancel fee	On-time77%
Ethiopian Air	Cheapest$1,124	Average$1,923	FlexibilityNo cancel fee	On-time72%
Royal Air Maroc	Cheapest$1,153	Average$1,532	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$1,202	Average$1,720	FlexibilityNo cancel fee	On-time69%
Brussels Airlines	Cheapest$1,259	Average$1,571	FlexibilityNo cancel fee	On-timeN/A
SWISS	Cheapest$1,262	Average$1,372	FlexibilityNo cancel fee	On-time79%

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$819+ Cheap flights from Washington, D.C. (WAS) 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Sierra Leone with Cheapflights

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3. Compare prices and book

Cheap flight deals from Washington, D.C. to Sierra Leone

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

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Washington, D.C. to Sierra Leone

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

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

Cheapflights Fare Finder

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

Best time to book a flight from Washington, D.C. to Sierra Leone

Have a flexible travel schedule? Discover the best time to fly to Sierra Leone from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Sierra Leone

What is the cheapest month to book a flight from Washington, D.C. to Sierra Leone?

What is the cheapest time of day to fly from WAS to SL?

Find hourly flight availability from Washington, D.C. 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.

Rainfall in Sierra Leone by month

Plan your trip to Sierra Leone by taking into account the average rainfall totals by month.

Temperature in Sierra Leone by month

Plan your trip to Sierra Leone by taking into account the average temperature totals by month.

Reviews of airlines servicing Sierra Leone

Read reviews from past customers who have flown SWISS, United Airlines and Brussels Airlines from Washington, D.C. to Sierra Leone. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 Washington, D.C. to Sierra Leone one-way?

What are the most popular routes from Washington, D.C. to Sierra Leone?

Can I find deals for flights from Washington, D.C. to Sierra Leone that include hotel bookings?

How can I find direct flights from Washington, D.C. to Sierra Leone?

Can I find deals for business class flights from Washington, D.C. to Sierra Leone?

What is the cheapest month to book a flight from Washington, D.C. to Sierra Leone?

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