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

The cheapest airline one-way is SWISS, with whom users have recently found tickets for as low as $835. However, be on the lookout for offers from Brussels Airlines 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.

What are the most popular airlines that fly from Washington, D.C. to Sierra Leone?

Consider Royal Air Maroc, Ethiopian Air or SWISS when booking your flight. These represent the most popular airlines when flying from Washington, D.C. to Sierra Leone.

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 March. Prices to Sierra Leone from Washington, D.C. average $1,535. You can even find prices in March for less than $1,535, as users have found deals to Sierra Leone from as low as $1,058. 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.

$1,941+ 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	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$1,104 (Ethiopian Air)
One-way from	$835 (Ovago)
Popular in	August
Cheapest in	March
Average price	$1,268

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

Search Deals

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. 11% potential increase in price ($192 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($72 potential savings vs. average RT price).

Search Deals

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 22, 2025.

Wed 5/710:55 amIAD - FNA

2 stops26h 25mEthiopian Air

Thu 10/239:00 amFNA - IAD

3 stops27h 55mEthiopian Air

Deal found 4/22

$1,104

Fri 5/91:30 pmIAD - FNA

2 stops31h 00mTurkish Airlines

Thu 5/221:30 amFNA - IAD

2 stops22h 15mTurkish Airlines

Deal found 4/21

$1,152

Fri 4/259:05 pmIAD - FNA

1 stop27h 20mRoyal Air Maroc

Fri 5/25:25 amFNA - IAD

1 stop17h 40mRoyal Air Maroc

Deal found 4/20

$1,167

Tue 10/215:45 pmIAD - FNA

1 stop19h 40mBrussels Airlines

Tue 11/117:35 pmFNA - IAD

2 stops24h 00mBrussels Airlines

Deal found 4/21

$1,195

Tue 10/215:45 pmIAD - FNA

1 stop19h 40mMultiple Airlines

Tue 11/117:35 pmFNA - IAD

3 stops24h 38mMultiple Airlines

Deal found 4/21

$1,208

Tue 10/212:25 pmIAD - FNA

3 stops23h 00mAir Canada

Tue 11/117:35 pmFNA - IAD

3 stops24h 38mAir Canada

Deal found 4/21

$1,234

Thu 5/86:22 amIAD - FNA

2 stops31h 03mUnited Airlines

Wed 5/216:45 pmFNA - IAD

2 stops23h 40mUnited Airlines

Deal found 4/21

$1,258

Thu 5/226:59 amDCA - FNA

2 stops30h 26mAir Canada

Mon 6/96:45 pmFNA - DCA

3 stops43h 34mAir Canada

Deal found 4/22

$1,260

Thu 5/86:45 amBWI - FNA

2 stops30h 40mUnited Airlines

Wed 5/216:45 pmFNA - BWI

3 stops26h 52mUnited Airlines

Deal found 4/21

$1,268

Thu 5/86:25 amDCA - FNA

2 stops31h 00mUnited Airlines

Wed 5/216:45 pmFNA - DCA

3 stops27h 17mUnited Airlines

Deal found 4/21

$1,268

Sun 5/118:45 pmIAD - FNA

2 stops40h 40mSWISS

Wed 5/216:45 pmFNA - IAD

3 stops25h 30mSWISS

Deal found 4/21

$1,292

Tue 5/207:00 amDCA - FNA

2 stops30h 25mMultiple Airlines

Tue 5/276:45 pmFNA - DCA

3 stops27h 17mMultiple Airlines

Deal found 4/22

$1,350

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 22, 2025.

Wed 5/710:55 amIAD - FNA

2 stops26h 25mEthiopian Air

Thu 10/239:00 amFNA - IAD

3 stops27h 55mEthiopian Air

Deal found 4/22

$1,104

Sat 5/31:30 pmIAD - FNA

2 stops31h 00mTurkish Airlines

Sat 5/171:30 amFNA - IAD

2 stops38h 15mTurkish Airlines

Deal found 4/22

$1,210

Mon 5/59:05 pmIAD - FNA

1 stop27h 20mRoyal Air Maroc

Wed 5/145:25 amFNA - IAD

1 stop17h 40mRoyal Air Maroc

Deal found 4/22

$1,213

Mon 5/265:31 pmIAD - FNA

2 stops43h 54mMultiple Airlines

Fri 6/206:45 pmFNA - IAD

2 stops22h 45mMultiple Airlines

Deal found 4/22

$1,219

Mon 5/265:45 pmIAD - FNA

1 stop19h 40mBrussels Airlines

Fri 6/206:45 pmFNA - IAD

2 stops22h 45mBrussels Airlines

Deal found 4/22

$1,246

Thu 5/226:59 amDCA - FNA

2 stops30h 26mAir Canada

Sun 6/86:45 pmFNA - DCA

3 stops43h 34mAir Canada

Deal found 4/22

$1,260

Thu 5/86:25 amDCA - FNA

2 stops31h 00mUnited Airlines

Wed 5/216:45 pmFNA - DCA

3 stops27h 17mUnited Airlines

Deal found 4/21

$1,268

Wed 6/48:45 pmIAD - FNA

2 stops40h 40mSWISS

Mon 6/96:45 pmFNA - IAD

1 stop23h 40mSWISS

Deal found 4/22

$1,303

Sat 5/106:05 amDCA - FNA

3 stops46h 20mKenya Airways

Mon 5/269:20 amFNA - DCA

3 stops41h 25mKenya Airways

Deal found 4/21

$1,760

Mon 5/55:49 pmDCA - FNA

3 stops30h 36mBritish Airways

Sun 5/115:25 amFNA - DCA

3 stops32h 04mBritish Airways

Deal found 4/21

$2,345

Sat 5/38:21 amIAD - FNA

2 stops29h 04mUnited Airlines

Wed 10/226:45 pmFNA - IAD

2 stops23h 40mUnited Airlines

Deal found 4/22

$1,339

Wed 6/45:30 pmBWI - FNA

2 stops43h 55mMultiple Airlines

Mon 6/96:45 pmFNA - BWI

3 stops30h 57mMultiple Airlines

Deal found 4/22

$1,553

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 22, 2025 and is based on user searches.

Fri 4/259:05 pmIAD - FNA

1 stop27h 20mRoyal Air Maroc

Fri 5/25:25 amFNA - IAD

1 stop17h 40mRoyal Air Maroc

Deal found 4/20

$1,167

Wed 4/309:05 pmIAD - FNA

1 stop27h 20mRoyal Air Maroc

Wed 7/25:25 amFNA - IAD

1 stop17h 40mRoyal Air Maroc

Deal found 4/21

$1,256

Wed 4/308:45 pmIAD - FNA

2 stops40h 40mMultiple Airlines

Wed 7/26:45 pmFNA - IAD

2 stops22h 45mMultiple Airlines

Deal found 4/21

$1,330

Wed 4/305:35 pmIAD - FNA

2 stops43h 50mSWISS

Wed 7/26:45 pmFNA - IAD

3 stops25h 30mSWISS

Deal found 4/21

$1,345

Wed 4/305:20 pmIAD - FNA

2 stops44h 05mBrussels Airlines

Wed 7/26:45 pmFNA - IAD

1 stop22h 45mBrussels Airlines

Deal found 4/21

$1,364

Wed 4/301:30 pmIAD - FNA

2 stops31h 00mTurkish Airlines

Tue 7/11:25 amFNA - IAD

2 stops22h 20mTurkish Airlines

Deal found 4/21

$1,830

Wed 4/3010:55 amIAD - FNA

2 stops26h 25mEthiopian Air

Wed 7/28:05 amFNA - IAD

4 stops28h 50mEthiopian Air

Deal found 4/21

$2,087

Tue 5/66:45 amBWI - FNA

3 stops30h 40mMultiple Airlines

Tue 5/136:45 pmFNA - BWI

3 stops30h 52mMultiple Airlines

Deal found 4/21

$1,749

Wed 5/710:55 amIAD - FNA

2 stops26h 25mEthiopian Air

Thu 10/239:00 amFNA - IAD

3 stops27h 55mEthiopian Air

Deal found 4/22

$1,104

Thu 5/86:22 amIAD - FNA

2 stops31h 03mUnited Airlines

Wed 5/216:45 pmFNA - IAD

2 stops23h 40mUnited Airlines

Deal found 4/21

$1,258

Thu 5/86:45 amBWI - FNA

2 stops30h 40mUnited Airlines

Wed 5/216:45 pmFNA - BWI

3 stops26h 52mUnited Airlines

Deal found 4/21

$1,268

Thu 5/86:25 amDCA - FNA

2 stops31h 00mUnited Airlines

Wed 5/216:45 pmFNA - DCA

3 stops27h 17mUnited Airlines

Deal found 4/21

$1,268

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 22, 2025.

Sat 6/148:45 pmIAD - FNA

2 stops40h 40mSWISS

Deal found 4/22

$835

Sat 6/145:35 pmIAD - FNA

1 stop19h 50mBrussels Airlines

Deal found 4/22

$910

Sat 6/1412:40 pmIAD - FNA

3 stops24h 45mAir Canada

Deal found 4/22

$1,082

Fri 7/259:05 pmIAD - FNA

3 stops39h 20mMultiple Airlines

Deal found 4/22

$1,395

Fri 7/2510:55 amIAD - FNA

3 stops25h 30mEthiopian Air

Deal found 4/22

$1,512

Mon 5/59:05 pmIAD - FNA

1 stop27h 20mRoyal Air Maroc

Deal found 4/22

$2,167

Mon 5/56:15 amDCA - FNA

2 stops42h 10mRoyal Air Maroc

Deal found 4/22

$2,200

Sat 5/36:25 amDCA - FNA

3 stops46h 00mKenya Airways

Deal found 4/22

$7,437

Tue 5/611:00 amDCA - FNA

2 stops26h 25mMultiple Airlines

Deal found 4/22

$15,521

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

Wed 5/7

10:55 am-5:20 pm

2 stops26h 25m

Freetown Lungi Intl

Thu 10/23

9:00 am-8:55 am

3 stops27h 55m

$1,104

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Fri 5/9

1:30 pm-12:30 am

2 stops31h 00m

Freetown Lungi Intl

Thu 5/22

1:30 am-7:45 pm

2 stops22h 15m

$1,152

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Mon 5/12

9:05 pm-4:25 am

1 stop27h 20m

Freetown Lungi Intl

Wed 5/21

5:25 am-7:05 pm

1 stop17h 40m

$1,191

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Thu 5/29

5:35 pm-5:25 pm

1 stop19h 50m

Freetown Lungi Intl

Sun 6/29

6:45 pm-1:30 pm

2 stops22h 45m

$1,233

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Wed 6/4

8:45 pm-5:25 pm

2 stops40h 40m

Freetown Lungi Intl

Wed 6/11

6:45 pm-11:14 am

3 stops44h 29m

$1,250

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Thu 5/8

6:22 am-5:25 pm

2 stops31h 03m

Freetown Lungi Intl

Wed 5/21

6:45 pm-2:25 pm

2 stops23h 40m

$1,258

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Thu 5/22

6:59 am-5:25 pm

2 stops30h 26m

Freetown Lungi Intl

Mon 6/9

6:45 pm-10:19 am

3 stops43h 34m

$1,260

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Wed 6/4

5:12 pm-5:25 pm

3 stops44h 13m

Freetown Lungi Intl

Wed 6/11

6:45 pm-4:19 pm

3 stops25h 34m

$1,260

BaltimoreFreetown

BWI - FNA

BWIFNA

Baltimore/Washington

Thu 5/8

6:45 am-5:25 pm

2 stops30h 40m

Freetown Lungi Intl

Wed 5/21

6:45 pm-5:37 pm

3 stops26h 52m

$1,268

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Thu 5/8

6:25 am-5:25 pm

2 stops31h 00m

Freetown Lungi Intl

Wed 5/21

6:45 pm-6:02 pm

3 stops27h 17m

$1,268

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 26 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

1,582 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

1,582 reviews

SWISS

7.5

Good

1,582 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

8,683 reviews

SWISS

7.5

Good

1,582 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

1,582 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

3,773 reviews

SWISS

7.5

Good

1,582 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

769 reviews

SWISS

7.5

Good

1,582 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 SWISS, with whom users have recently found tickets for as low as $835. However, be on the lookout for offers from Brussels Airlines 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$1,056	Average$1,167	FlexibilityNo cancel fee	On-time77%
Ethiopian Air	Cheapest$1,124	Average$1,911	FlexibilityNo cancel fee	On-time72%
Royal Air Maroc	Cheapest$1,134	Average$1,520	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$1,202	Average$1,682	FlexibilityNo cancel fee	On-time69%
Brussels Airlines	Cheapest$1,255	Average$1,568	FlexibilityNo cancel fee	On-timeN/A
SWISS	Cheapest$1,262	Average$1,372	FlexibilityNo cancel fee	On-time79%

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$820+ 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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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 22, 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 22, 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 22, 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 22, 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.

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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 22, 2025.