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).

How far in advance should I book a flight from District of Columbia to Sierra Leone?

To save up to 23% on this flight, we recommend booking at least 58 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from District of Columbia to Sierra Leone from $1,310 1-2 weeks out and tickets from $1,524 for flights departing within the next 72 hours.

What is the cheapest month to fly from District of Columbia to Sierra Leone?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, March can be a great choice for travel to Sierra Leone. Flights to Sierra Leone from District of Columbia in March are about $1,553 on average during March, but can be found for as low as $1,058.

How can I find direct flights from District of Columbia to Sierra Leone?

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

Can I find deals for business class flights from District of Columbia to Sierra Leone?

Yes. Cheapflights offers flight deals from District of Columbia 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.

$539+ Flights from District of Columbia to Sierra Leone

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Cheap flight deals from District of Columbia to Sierra Leone

Round-trip from	$1,123 (Gurufare)
One-way from	$539 (Royal Air Maroc)
Popular in	August
Cheapest in	March
Average price	$2,317

From District of Columbia to Sierra Leone

Search Deals

One-way flight from District of Columbia to Sierra Leone

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($266 potential increase over avg. RT price).

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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 August 2025

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Find flight deals from District of Columbia to Sierra Leone

Cheapest flights from District of Columbia to Sierra Leone
Explore the most affordable flight options available from District of Columbia to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

Sun 11/3010:00 amIAD - FNA

2 stops25h 45mEthiopian Air

Thu 2/199:00 amFNA - IAD

3 stops28h 00mEthiopian Air

Deal found 8/1

$1,123

Wed 9/109:05 pmIAD - FNA

1 stop26h 50mRoyal Air Maroc

Fri 10/104:45 amFNA - IAD

2 stops18h 20mRoyal Air Maroc

Deal found 8/1

$1,147

Sun 9/145:45 pmIAD - FNA

1 stop19h 40mBrussels Airlines

Sun 9/216:45 pmFNA - IAD

2 stops22h 45mBrussels Airlines

Deal found 7/31

$1,168

Thu 9/119:35 amIAD - FNA

2 stops27h 50mMultiple Airlines

Fri 9/196:45 pmFNA - IAD

2 stops22h 45mMultiple Airlines

Deal found 8/1

$1,171

Sun 9/149:40 amDCA - FNA

2 stops27h 45mAir Canada

Sun 9/216:45 pmFNA - DCA

3 stops43h 35mAir Canada

Deal found 7/31

$1,209

Tue 10/215:45 pmIAD - FNA

1 stop19h 40mUnited Airlines

Wed 10/298:05 pmFNA - IAD

2 stops23h 30mUnited Airlines

Deal found 8/1

$1,209

Sun 11/21:00 pmDCA - FNA

2 stops24h 25mMultiple Airlines

Sat 11/158:05 pmFNA - DCA

3 stops43h 21mMultiple Airlines

Deal found 7/31

$1,213

Wed 9/245:37 pmIAD - FNA

2 stops43h 48mAir Canada

Wed 10/16:45 pmFNA - IAD

3 stops42h 53mAir Canada

Deal found 8/1

$1,215

Sat 11/15:00 pmDCA - FNA

2 stops45h 25mUnited Airlines

Sat 11/158:05 pmFNA - DCA

3 stops27h 18mUnited Airlines

Deal found 7/30

$1,230

Wed 9/245:45 pmIAD - FNA

2 stops43h 40mSWISS

Wed 10/16:45 pmFNA - IAD

1 stop23h 40mSWISS

Deal found 8/1

$1,251

Mon 12/226:15 amDCA - FNA

2 stops41h 05mRoyal Air Maroc

Wed 1/75:20 amFNA - DCA

2 stops22h 37mRoyal Air Maroc

Deal found 7/31

$1,989

Mon 12/86:05 amDCA - FNA

3 stops30h 25mKenya Airways

Fri 1/96:30 pmFNA - DCA

3 stops52h 36mKenya Airways

Deal found 7/30

$2,027

Best flights from District of Columbia to Sierra Leone
Discover carefully curated flight deals from District of Columbia to Sierra Leone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2025.

Sun 11/3010:00 amIAD - FNA

2 stops25h 45mEthiopian Air

Thu 2/199:00 amFNA - IAD

3 stops28h 00mEthiopian Air

Deal found 8/1

$1,123

Wed 9/109:05 pmIAD - FNA

1 stop26h 50mRoyal Air Maroc

Fri 10/104:45 amFNA - IAD

2 stops18h 20mRoyal Air Maroc

Deal found 8/1

$1,147

Sun 9/145:45 pmIAD - FNA

1 stop19h 40mBrussels Airlines

Sun 9/216:45 pmFNA - IAD

2 stops22h 45mBrussels Airlines

Deal found 7/31

$1,168

Thu 9/119:35 amIAD - FNA

2 stops27h 50mMultiple Airlines

Fri 9/196:45 pmFNA - IAD

2 stops22h 45mMultiple Airlines

Deal found 8/1

$1,171

Sun 9/149:40 amDCA - FNA

2 stops27h 45mAir Canada

Sun 9/216:45 pmFNA - DCA

3 stops43h 35mAir Canada

Deal found 7/31

$1,209

Tue 10/215:45 pmIAD - FNA

1 stop19h 40mUnited Airlines

Wed 10/298:05 pmFNA - IAD

2 stops23h 30mUnited Airlines

Deal found 8/1

$1,209

Wed 9/245:45 pmIAD - FNA

2 stops43h 40mSWISS

Wed 10/16:45 pmFNA - IAD

1 stop23h 40mSWISS

Deal found 8/1

$1,251

Mon 12/86:05 amDCA - FNA

3 stops30h 25mKenya Airways

Fri 1/96:30 pmFNA - DCA

3 stops52h 36mKenya Airways

Deal found 7/30

$2,027

Sun 1/257:54 pmDCA - FNA

3 stops51h 26mBritish Airways

Sun 3/15:20 amFNA - DCA

3 stops40h 06mBritish Airways

Deal found 8/1

$2,199

Sun 11/21:00 pmDCA - FNA

2 stops24h 25mMultiple Airlines

Sat 11/158:05 pmFNA - DCA

3 stops43h 21mMultiple Airlines

Deal found 7/31

$1,213

Wed 9/245:37 pmIAD - FNA

2 stops43h 48mAir Canada

Wed 10/16:45 pmFNA - IAD

3 stops42h 53mAir Canada

Deal found 8/1

$1,215

Sat 11/15:00 pmDCA - FNA

2 stops45h 25mUnited Airlines

Sat 11/158:05 pmFNA - DCA

3 stops27h 18mUnited Airlines

Deal found 7/30

$1,230

Last-minute flights from District of Columbia to Sierra Leone
Discover last-minute flight deals from District of Columbia to Sierra Leone. Data last updated August 1, 2025 and is based on user searches.

Fri 8/19:05 pmIAD - FNA

2 stops28h 55mRoyal Air Maroc

Fri 8/84:45 amFNA - IAD

2 stops18h 20mRoyal Air Maroc

Deal found 7/31

$2,069

Tue 8/510:55 amIAD - FNA

2 stops25h 50mEthiopian Air

Thu 8/79:00 amFNA - IAD

3 stops27h 55mEthiopian Air

Deal found 8/1

$1,748

Sun 8/105:45 pmIAD - FNA

1 stop19h 40mMultiple Airlines

Tue 8/196:45 pmFNA - IAD

2 stops23h 40mMultiple Airlines

Deal found 8/1

$1,254

Sun 8/105:45 pmIAD - FNA

1 stop19h 40mBrussels Airlines

Tue 8/196:45 pmFNA - IAD

1 stop22h 45mBrussels Airlines

Deal found 8/1

$1,504

Sun 8/108:45 pmIAD - FNA

2 stops40h 40mSWISS

Wed 9/106:45 pmFNA - IAD

3 stops25h 30mSWISS

Deal found 8/1

$6,241

Sun 8/109:40 amDCA - FNA

2 stops27h 45mMultiple Airlines

Wed 9/106:45 pmFNA - DCA

3 stops31h 06mMultiple Airlines

Deal found 8/1

$6,568

Mon 8/119:40 amDCA - FNA

2 stops27h 45mAir Canada

Wed 9/106:45 pmFNA - DCA

3 stops25h 06mAir Canada

Deal found 7/30

$1,233

Mon 8/115:35 pmIAD - FNA

1 stop19h 50mUnited Airlines

Mon 8/186:45 pmFNA - IAD

2 stops23h 40mUnited Airlines

Deal found 7/31

$1,432

Mon 8/119:20 pmIAD - FNA

2 stops15h 05mEthiopian Air

Mon 8/189:00 amFNA - IAD

3 stops27h 55mEthiopian Air

Deal found 7/31

$1,764

Mon 8/111:30 pmIAD - FNA

2 stops31h 00mTurkish Airlines

Sun 8/171:30 amFNA - IAD

2 stops38h 15mTurkish Airlines

Deal found 7/31

$2,194

Mon 8/116:00 amDCA - FNA

2 stops31h 25mAir Canada

Fri 9/126:45 pmFNA - DCA

3 stops31h 06mAir Canada

Deal found 7/30

$1,233

Sun 8/171:00 pmDCA - FNA

2 stops24h 25mUnited Airlines

Wed 9/106:45 pmFNA - DCA

3 stops26h 16mUnited Airlines

Deal found 7/30

$1,247

One-way flights from District of Columbia to Sierra Leone
Search for one-way flight options from District of Columbia to Sierra Leone. Find affordable one-way fares based on user searches. Data last updated August 1, 2025.

Mon 10/65:20 pmDCA - FNA

3 stops32h 40mMultiple Airlines

Deal found 7/30

$539

Thu 8/145:35 pmIAD - FNA

1 stop19h 50mBrussels Airlines

Deal found 7/31

$708

Thu 8/145:25 pmIAD - FNA

2 stops20h 00mMultiple Airlines

Deal found 7/31

$756

Thu 8/146:00 amDCA - FNA

2 stops31h 25mAir Canada

Deal found 7/31

$1,047

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia 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

Sun 11/30

10:00 am-4:45 pm

2 stops25h 45m

Freetown Lungi Intl

Thu 2/19

9:00 am-8:00 am

3 stops28h 00m

$1,123

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Wed 9/10

9:05 pm-3:55 am

1 stop26h 50m

Freetown Lungi Intl

Fri 10/10

4:45 am-7:05 pm

2 stops18h 20m

$1,147

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sun 9/14

5:45 pm-5:25 pm

1 stop19h 40m

Freetown Lungi Intl

Sun 9/21

6:45 pm-1:30 pm

2 stops22h 45m

$1,168

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Thu 9/11

9:35 am-5:25 pm

2 stops27h 50m

Freetown Lungi Intl

Fri 9/19

6:45 pm-1:30 pm

2 stops22h 45m

$1,171

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Sun 9/14

9:40 am-5:25 pm

2 stops27h 45m

Freetown Lungi Intl

Sun 9/21

6:45 pm-10:20 am

3 stops43h 35m

$1,209

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Tue 10/21

5:45 pm-5:25 pm

1 stop19h 40m

Freetown Lungi Intl

Wed 10/29

8:05 pm-3:35 pm

2 stops23h 30m

$1,209

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Sun 11/2

1:00 pm-6:25 pm

2 stops24h 25m

Freetown Lungi Intl

Sat 11/15

8:05 pm-10:26 am

3 stops43h 21m

$1,213

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Wed 9/24

5:37 pm-5:25 pm

2 stops43h 48m

Freetown Lungi Intl

Wed 10/1

6:45 pm-9:38 am

3 stops42h 53m

$1,215

Washington, D.C.Freetown

DCA - FNA

DCAFNA

Washington, D.C. Reagan-National

Sat 11/1

5:00 pm-6:25 pm

2 stops45h 25m

Freetown Lungi Intl

Sat 11/15

8:05 pm-6:23 pm

3 stops27h 18m

$1,230

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Wed 9/24

5:45 pm-5:25 pm

2 stops43h 40m

Freetown Lungi Intl

Wed 10/1

6:45 pm-2:25 pm

1 stop23h 40m

$1,251

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 17 results

Best time to book a flight from District of Columbia to Sierra Leone

Have a flexible travel schedule? Discover the best time to fly to Sierra Leone from District of Columbia 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 District of Columbia to Sierra Leone

What is the cheapest month to book a flight from District of Columbia to Sierra Leone?

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

When flying from District of Columbia 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.

Reviews of airlines servicing Sierra Leone

Read through reviews of airlines operating flights from District of Columbia to Sierra Leone, such as SWISS, United Airlines, and Brussels Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

SWISS

7.5

Good

1,686 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

1,686 reviews

SWISS

7.5

Good

1,686 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

8,904 reviews

SWISS

7.5

Good

1,686 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

7.3

Good

350 reviews

SWISS

7.5

Good

1,686 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

803 reviews

SWISS

7.5

Good

1,686 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

Air Canada

7.1

Good

9,855 reviews

SWISS

7.5

Good

1,686 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

Can I find deals for flights from District of Columbia to Sierra Leone that include hotel bookings?
Yes. In addition to deals on District of Columbia to Sierra Leone flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from District of Columbia to Sierra Leone?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Sierra Leone.
Can I find deals for business class flights from District of Columbia to Sierra Leone?
Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Sierra Leone?
Currently, February is the cheapest month in which you can book a flight from District of Columbia to Sierra Leone (average of $1,174). Flying from District of Columbia 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 District of Columbia to Sierra Leone

Airline	Cheapest	Average	Flexibility	On-time
Turkish Airlines	Cheapest$1,049	Average$1,184	FlexibilityNo cancel fee	On-time77%
Ethiopian Air	Cheapest$1,109	Average$1,819	FlexibilityNo cancel fee	On-time72%
Royal Air Maroc	Cheapest$1,112	Average$1,306	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$1,202	Average$1,672	FlexibilityNo cancel fee	On-time69%
Brussels Airlines	Cheapest$1,231	Average$1,568	FlexibilityNo cancel fee	On-timeN/A
SWISS	Cheapest$1,263	Average$1,593	FlexibilityNo cancel fee	On-time79%

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$539+ Cheap flights from District of Columbia 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from District of Columbia to Sierra Leone with Cheapflights

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Cheap flight deals from District of Columbia to Sierra Leone

Keep the following information in mind while searching for District of Columbia to Sierra Leone flight deals. Data was last updated August 1, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from District of Columbia to Sierra Leone

Cheapest flights from District of Columbia to Sierra LeoneExplore the most affordable flight options available from District of Columbia to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

Explore the most affordable flight options available from District of Columbia to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from District of Columbia to Sierra Leone

Have a flexible travel schedule? Discover the best time to fly to Sierra Leone from District of Columbia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Sierra Leone

What is the cheapest month to book a flight from District of Columbia to Sierra Leone?

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

Find hourly flight availability from District of Columbia 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 August 1, 2025.

Reviews of airlines servicing Sierra Leone

Read through reviews of airlines operating flights from District of Columbia to Sierra Leone, such as SWISS, United Airlines, and Brussels Airlines. You can also see how each airline stacks up 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 District of Columbia to Sierra Leone. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from District of Columbia to Sierra Leone that include hotel bookings?

How can I find direct flights from District of Columbia to Sierra Leone?

Can I find deals for business class flights from District of Columbia to Sierra Leone?

What is the cheapest month to book a flight from District of Columbia to Sierra Leone?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for District of Columbia to Sierra Leone

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from District of Columbia to Sierra Leone

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Cheapest flights from District of Columbia to Sierra Leone
Explore the most affordable flight options available from District of Columbia to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.