How long is the flight from Washington, D.C. to Sierra Leone?

Airlines like United Airlines fly from Washington, D.C. to Sierra Leone in about 19h 55m. The time it takes to get you to your destination can typically vary by up to . Washington, D.C. and Sierra Leone are separated by a distance of 4463 mi.

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 $612. However, be on the lookout for offers from United Airlines and Ethiopian Air, as they are both options that can get you from Washington, D.C. to Sierra Leone for a low price.

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.

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).

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

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.

$513+ Flights from Washington, D.C. to Sierra Leone

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Cheap 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 December 18, 2025.

Wed 12/318:45 pmIAD - FNA

1 stop26h 35mRoyal Air Maroc

Fri 1/235:20 amFNA - IAD

1 stop18h 25mRoyal Air Maroc

Deal found 12/16

$1,263

Mon 12/298:45 pmIAD - FNA

1 stop26h 35mRoyal Air Maroc

Sun 2/155:20 amFNA - IAD

1 stop18h 25mRoyal Air Maroc

Deal found 12/16

$1,310

Mon 12/298:45 pmIAD - FNA

1 stop26h 35mRoyal Air Maroc

Wed 2/115:20 amFNA - IAD

1 stop18h 25mRoyal Air Maroc

Deal found 12/16

$1,376

Wed 12/318:50 pmIAD - FNA

2 stops14h 35mEthiopian Air

Sat 2/148:05 amFNA - IAD

2 stops16h 00mEthiopian Air

Deal found 12/16

$1,385

Sun 12/288:45 pmIAD - FNA

1 stop26h 35mRoyal Air Maroc

Fri 2/135:20 amFNA - IAD

1 stop18h 25mRoyal Air Maroc

Deal found 12/16

$1,403

Wed 12/318:50 pmIAD - FNA

2 stops14h 35mMultiple Airlines

Wed 1/288:05 amFNA - IAD

2 stops16h 00mMultiple Airlines

Deal found 12/17

$1,416

Wed 12/318:50 pmIAD - FNA

2 stops14h 35mEthiopian Air

Mon 2/168:05 amFNA - IAD

2 stops16h 00mEthiopian Air

Deal found 12/16

$1,418

Wed 12/2410:00 amIAD - FNA

3 stops25h 25mEthiopian Air

Tue 1/279:00 amFNA - IAD

3 stops28h 00mEthiopian Air

Deal found 12/17

$1,429

Wed 12/318:50 pmIAD - FNA

2 stops14h 35mEthiopian Air

Tue 2/179:00 amFNA - IAD

3 stops28h 00mEthiopian Air

Deal found 12/16

$1,436

Wed 12/318:50 pmIAD - FNA

2 stops14h 35mMultiple Airlines

Sun 2/159:00 amFNA - IAD

3 stops28h 00mMultiple Airlines

Deal found 12/16

$1,445

Wed 12/318:50 pmIAD - FNA

2 stops14h 35mEthiopian Air

Wed 2/118:05 amFNA - IAD

2 stops16h 00mEthiopian Air

Deal found 12/16

$1,448

Sun 12/288:45 pmIAD - FNA

1 stop26h 35mRoyal Air Maroc

Sun 2/155:20 amFNA - IAD

1 stop18h 25mRoyal Air Maroc

Deal found 12/16

$1,463

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 December 18, 2025.

Sat 1/315:45 pmIAD - FNA

1 stop19h 55mUnited Airlines

Mon 3/97:45 pmFNA - IAD

2 stops23h 50mUnited Airlines

Deal found 12/18

$1,261

Sun 1/2510:00 amIAD - FNA

2 stops25h 45mMultiple Airlines

Mon 3/28:05 amFNA - IAD

2 stops16h 00mMultiple Airlines

Deal found 12/18

$1,263

Tue 4/145:35 pmIAD - FNA

1 stop19h 50mBrussels Airlines

Wed 5/66:45 pmFNA - IAD

2 stops22h 45mBrussels Airlines

Deal found 12/16

$1,284

Fri 2/610:00 amIAD - FNA

2 stops25h 45mEthiopian Air

Thu 2/128:05 amFNA - IAD

2 stops16h 00mEthiopian Air

Deal found 12/18

$1,290

Mon 1/2610:05 amBWI - FNA

2 stops27h 35mUnited Airlines

Mon 3/97:45 pmFNA - BWI

3 stops29h 57mUnited Airlines

Deal found 12/17

$1,276

Mon 1/265:45 pmIAD - FNA

1 stop19h 55mMultiple Airlines

Mon 3/97:45 pmFNA - IAD

3 stops29h 09mMultiple Airlines

Deal found 12/18

$1,276

Tue 1/1310:05 amBWI - FNA

2 stops27h 35mUnited Airlines

Wed 2/188:10 pmFNA - BWI

3 stops30h 07mUnited Airlines

Deal found 12/15

$1,276

Sun 1/2511:05 amDCA - FNA

2 stops26h 20mMultiple Airlines

Sun 3/18:10 pmFNA - DCA

3 stops30h 48mMultiple Airlines

Deal found 12/16

$1,407

Thu 1/155:18 pmBWI - FNA

2 stops44h 22mUnited Airlines

Wed 2/188:10 pmFNA - BWI

3 stops30h 07mUnited Airlines

Deal found 12/15

$1,281

Tue 1/131:00 pmDCA - FNA

2 stops24h 40mUnited Airlines

Tue 2/178:10 pmFNA - DCA

3 stops45h 57mUnited Airlines

Deal found 12/15

$1,281

Thu 1/1512:00 pmDCA - FNA

2 stops25h 40mUnited Airlines

Tue 2/178:10 pmFNA - DCA

3 stops47h 03mUnited Airlines

Deal found 12/15

$1,281

Sat 1/244:15 pmDCA - FNA

2 stops21h 25mUnited Airlines

Tue 2/178:10 pmFNA - DCA

3 stops45h 57mUnited Airlines

Deal found 12/17

$1,282

Mon 1/128:00 pmDCA - FNA

2 stops41h 40mUnited Airlines

Tue 2/178:10 pmFNA - DCA

3 stops45h 57mUnited Airlines

Deal found 12/15

$1,287

Sat 2/2810:30 pmIAD - FNA

2 stops38h 55mUnited Airlines

Tue 3/108:10 pmFNA - IAD

3 stops47h 59mUnited Airlines

Deal found 12/16

$1,287

Mon 4/136:15 amIAD - FNA

2 stops31h 10mUnited Airlines

Wed 5/66:45 pmFNA - IAD

2 stops22h 45mUnited Airlines

Deal found 12/16

$1,289

Mon 1/265:45 pmIAD - FNA

1 stop19h 55mUnited Airlines

Tue 3/38:10 pmFNA - IAD

2 stops23h 25mUnited Airlines

Deal found 12/17

$1,322

Wed 3/2510:30 amDCA - FNA

2 stops27h 55mUnited Airlines

Sun 4/56:45 pmFNA - DCA

3 stops29h 01mUnited Airlines

Deal found 12/17

$1,337

Wed 3/258:09 amBWI - FNA

2 stops30h 16mUnited Airlines

Sun 4/56:45 pmFNA - BWI

3 stops47h 22mUnited Airlines

Deal found 12/17

$1,343

Tue 1/1310:05 amBWI - FNA

2 stops27h 35mUnited Airlines

Thu 2/197:45 pmFNA - BWI

3 stops47h 16mUnited Airlines

Deal found 12/15

$1,343

Sat 1/1710:05 amBWI - FNA

2 stops27h 35mUnited Airlines

Thu 2/197:45 pmFNA - BWI

3 stops47h 16mUnited Airlines

Deal found 12/15

$1,343

Sun 1/253:30 pmDCA - FNA

2 stops21h 55mUnited Airlines

Sun 3/18:10 pmFNA - DCA

3 stops43h 45mUnited Airlines

Deal found 12/17

$1,343

Mon 1/261:00 pmDCA - FNA

2 stops24h 40mUnited Airlines

Sat 3/78:10 pmFNA - DCA

3 stops47h 22mUnited Airlines

Deal found 12/16

$1,343

Thu 1/1512:00 pmDCA - FNA

2 stops25h 40mUnited Airlines

Sun 2/158:10 pmFNA - DCA

3 stops43h 45mUnited Airlines

Deal found 12/15

$1,343

Fri 1/168:25 amDCA - FNA

2 stops29h 15mUnited Airlines

Sun 2/158:10 pmFNA - DCA

3 stops43h 45mUnited Airlines

Deal found 12/15

$1,343

Sat 1/172:00 pmDCA - FNA

2 stops23h 40mUnited Airlines

Sun 2/158:10 pmFNA - DCA

3 stops43h 45mUnited Airlines

Deal found 12/15

$1,343

Mon 1/126:00 pmDCA - FNA

2 stops43h 40mUnited Airlines

Sun 2/158:10 pmFNA - DCA

3 stops43h 45mUnited Airlines

Deal found 12/15

$1,348

Fri 2/610:05 amBWI - FNA

2 stops27h 35mUnited Airlines

Thu 2/127:45 pmFNA - BWI

3 stops30h 33mUnited Airlines

Deal found 12/17

$1,596

Fri 2/206:30 amBWI - FNA

2 stops31h 10mUnited Airlines

Sat 3/78:10 pmFNA - BWI

3 stops29h 32mUnited Airlines

Deal found 12/17

$1,693

Sat 1/2410:05 amBWI - FNA

2 stops27h 35mUnited Airlines

Tue 2/178:10 pmFNA - BWI

3 stops30h 07mUnited Airlines

Deal found 12/17

$1,693

Thu 1/1510:05 amBWI - FNA

2 stops27h 35mUnited Airlines

Thu 1/227:45 pmFNA - BWI

3 stops30h 36mUnited Airlines

Deal found 12/16

$1,706

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 December 18, 2025 and is based on user searches.

Mon 1/128:00 pmDCA - FNA

2 stops41h 40mUnited Airlines

Tue 2/178:10 pmFNA - DCA

3 stops45h 57mUnited Airlines

Deal found 12/15

$1,287

Tue 1/131:00 pmDCA - FNA

2 stops24h 40mUnited Airlines

Tue 2/178:10 pmFNA - DCA

3 stops45h 57mUnited Airlines

Deal found 12/15

$1,281

Wed 1/148:50 pmIAD - FNA

2 stops14h 35mEthiopian Air

Mon 2/168:05 amFNA - IAD

2 stops16h 00mEthiopian Air

Deal found 12/15

$1,259

Thu 1/155:18 pmBWI - FNA

2 stops44h 22mUnited Airlines

Wed 2/188:10 pmFNA - BWI

3 stops30h 07mUnited Airlines

Deal found 12/15

$1,281

Sat 1/244:15 pmDCA - FNA

2 stops21h 25mUnited Airlines

Tue 2/178:10 pmFNA - DCA

3 stops45h 57mUnited Airlines

Deal found 12/17

$1,282

Sun 1/2510:00 amIAD - FNA

2 stops25h 45mEthiopian Air

Sun 3/19:00 amFNA - IAD

3 stops28h 00mEthiopian Air

Deal found 12/17

$1,254

Sun 1/2510:00 amIAD - FNA

2 stops25h 45mMultiple Airlines

Mon 3/28:05 amFNA - IAD

2 stops16h 00mMultiple Airlines

Deal found 12/18

$1,263

Sun 1/2510:00 amIAD - FNA

2 stops25h 45mEthiopian Air

Mon 3/28:05 amFNA - IAD

4 stops28h 55mEthiopian Air

Deal found 12/17

$1,278

Mon 1/265:45 pmIAD - FNA

1 stop19h 55mBrussels Airlines

Mon 3/97:45 pmFNA - IAD

3 stops23h 45mBrussels Airlines

Deal found 12/16

$1,256

Mon 1/2610:05 amBWI - FNA

2 stops27h 35mUnited Airlines

Mon 3/97:45 pmFNA - BWI

3 stops29h 57mUnited Airlines

Deal found 12/17

$1,276

Mon 1/265:45 pmIAD - FNA

1 stop19h 55mMultiple Airlines

Mon 3/97:45 pmFNA - IAD

3 stops29h 09mMultiple Airlines

Deal found 12/18

$1,276

Sat 1/315:45 pmIAD - FNA

1 stop19h 55mUnited Airlines

Mon 3/97:45 pmFNA - IAD

2 stops23h 50mUnited Airlines

Deal found 12/18

$1,261

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 December 18, 2025.

Thu 1/16:15 amDCA - FNA

2 stops17h 05mMultiple Airlines

Deal found 12/16

$513

Sun 1/118:45 pmIAD - FNA

1 stop26h 35mRoyal Air Maroc

Deal found 12/16

$565

Mon 12/298:45 pmIAD - FNA

1 stop26h 35mRoyal Air Maroc

Deal found 12/16

$689

Wed 1/149:15 pmIAD - FNA

2 stops22h 05mTurkish Airlines

Deal found 12/16

$706

Sun 12/288:45 pmIAD - FNA

1 stop26h 35mRoyal Air Maroc

Deal found 12/16

$738

Sun 1/115:35 pmIAD - FNA

2 stops44h 05mBrussels Airlines

Deal found 12/16

$753

Wed 1/1411:05 amDCA - FNA

2 stops26h 20mMultiple Airlines

Deal found 12/16

$772

Mon 12/295:25 pmIAD - FNA

2 stops44h 15mSWISS

Deal found 12/16

$778

Thu 1/18:30 pmIAD - FNA

2 stops41h 10mSWISS

Deal found 12/16

$791

Wed 1/147:14 pmBWI - FNA

3 stops52h 01mMultiple Airlines

Deal found 12/16

$872

Fri 12/268:45 pmIAD - FNA

1 stop26h 35mRoyal Air Maroc

Deal found 12/18

$934

Sat 12/278:26 pmIAD - FNA

3 stops50h 54mMultiple Airlines

Deal found 12/16

$935

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

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,226 (United Airlines)
One-way from	$513 (Ovago)
Popular in	August
Cheapest in	February
Average price	$1,766

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. 24% potential increase in price ($485 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 12% potential price decrease ($169 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

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

Sat 1/31

5:45 pm-6:40 pm

1 stop19h 55m

Freetown Lungi Intl

Mon 3/9

7:45 pm-3:35 pm

2 stops23h 50m

$1,261

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sun 1/25

10:00 am-4:45 pm

2 stops25h 45m

Freetown Lungi Intl

Mon 3/2

8:05 am-7:05 pm

2 stops16h 00m

$1,263

BaltimoreFreetown

BWI - FNA

BWIFNA

Baltimore/Washington

Mon 1/26

10:05 am-6:40 pm

2 stops27h 35m

Freetown Lungi Intl

Mon 3/9

7:45 pm-9:42 pm

3 stops29h 57m

$1,276

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Mon 1/26

5:45 pm-6:40 pm

1 stop19h 55m

Freetown Lungi Intl

Mon 3/9

7:45 pm-8:54 pm

3 stops29h 09m

$1,276

BaltimoreFreetown

BWI - FNA

BWIFNA

Baltimore/Washington

Tue 1/13

10:05 am-6:40 pm

2 stops27h 35m

Freetown Lungi Intl

Wed 2/18

8:10 pm-9:17 pm

3 stops30h 07m

$1,276

BaltimoreFreetown

BWI - FNA

BWIFNA

Baltimore/Washington

Thu 1/15

5:18 pm-6:40 pm

2 stops44h 22m

Freetown Lungi Intl

Wed 2/18

8:10 pm-9:17 pm

3 stops30h 07m

$1,281

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Tue 1/13

1:00 pm-6:40 pm

2 stops24h 40m

Freetown Lungi Intl

Tue 2/17

8:10 pm-1:07 pm

3 stops45h 57m

$1,281

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Thu 1/15

12:00 pm-6:40 pm

2 stops25h 40m

Freetown Lungi Intl

Tue 2/17

8:10 pm-2:13 pm

3 stops47h 03m

$1,281

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Sat 1/24

4:15 pm-6:40 pm

2 stops21h 25m

Freetown Lungi Intl

Tue 2/17

8:10 pm-1:07 pm

3 stops45h 57m

$1,282

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Tue 4/14

5:35 pm-5:25 pm

1 stop19h 50m

Freetown Lungi Intl

Wed 5/6

6:45 pm-1:30 pm

2 stops22h 45m

$1,284

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 57 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, March is the cheapest month in which you can book a flight from Washington, D.C. to Sierra Leone (average of $1,060). Flying from Washington, D.C. to Sierra Leone in August is currently the most expensive (average of $1,192). 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?

One of the essential ways to save on airfare from Washington, D.C. to Sierra Leone is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 38% on airfare.

Reviews of airlines servicing Sierra Leone

Read reviews from past customers who have flown United Airlines, Turkish Airlines, and Brussels Airlines from Washington, D.C. to Sierra Leone. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

United Airlines

7.4

Good

9,095 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Turkish Airlines

7.3

Good

4,103 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Brussels Airlines

7.2

Good

375 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Ethiopian Air

7.2

Good

912 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Royal Air Maroc

6.2

Okay

539 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

4.0

Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

How long is the flight from Washington, D.C. to Sierra Leone?
Airlines like United Airlines fly from Washington, D.C. to Sierra Leone in about 19h 55m. The time it takes to get you to your destination can typically vary by up to . Washington, D.C. and Sierra Leone are separated by a distance of 4463 mi.
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 $612. However, be on the lookout for offers from United Airlines and Ethiopian Air, 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, March is the cheapest month in which you can book a flight from Washington, D.C. to Sierra Leone (average of $1,060). Flying from Washington, D.C. to Sierra Leone in August is currently the most expensive (average of $1,192). 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$1,090	Average$1,295	FlexibilityNo cancel fee	On-time77%
Royal Air Maroc	Cheapest$1,097	Average$1,418	FlexibilityNo cancel fee	On-time75%
Ethiopian Air	Cheapest$1,107	Average$1,589	FlexibilityNo cancel fee	On-time72%
Brussels Airlines	Cheapest$1,202	Average$1,489	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$1,203	Average$1,626	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$1,207	Average$1,954	FlexibilityNo cancel fee	On-time67%

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$513+ 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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.

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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 December 18, 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 December 18, 2025.

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Top 6 airlines flying 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 December 18, 2025.