HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$1,069+ Cheap flights from Sierra Leone to Dulles Intl (IAD)

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 6/27. Fares are subject to change and may not be available on all flights or dates of travel.
FNA — IAD
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sierra Leone to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Sierra Leone to Dulles Intl

Keep the following information in mind while searching for Sierra Leone to Dulles Intl flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,521
(oojo)

One-way from

$1,070
(oojo)

Popular in

August

Cheapest in

October

Average price

$1,533
Provider with most accurate pricing for Freetown Lungi Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Freetown Lungi Intl-Washington, D.C. (WAS) flights.
Search Deals
From Sierra Leone to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Sierra Leone to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($324 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($68 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Sierra Leone to Dulles Intl

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

This oojo deal was found by Cheapflights users on 4/29. 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.
Wed 5/75:25 amFNA - IAD
1 stop17h 40mRoyal Air Maroc
Fri 11/78:40 pmIAD - FNA
1 stop24h 40mRoyal Air Maroc
Deal found 4/29$1,346
This Ovago deal was found by Cheapflights users on 4/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/149:00 amFNA - IAD
3 stops27h 55mEthiopian Air
Sun 9/1410:55 amIAD - FNA
2 stops25h 50mEthiopian Air
Deal found 4/29$1,490
This Gurufare deal was found by Cheapflights users on 4/29. 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 6/246:45 pmFNA - IAD
2 stops22h 45mBrussels Airlines
Thu 8/75:35 pmIAD - FNA
1 stop19h 50mBrussels Airlines
Deal found 4/29$1,515
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 6/246:45 pmFNA - IAD
2 stops22h 45mUnited Airlines
Thu 8/71:20 pmIAD - FNA
2 stops24h 05mUnited Airlines
Deal found 4/29$1,530
This United deal was found by Cheapflights users on 4/29. 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 5/286:45 pmFNA - IAD
2 stops23h 40mMultiple Airlines
Fri 6/1310:23 pmIAD - FNA
2 stops39h 02mMultiple Airlines
Deal found 4/29$1,541
This oojo deal was found by Cheapflights users on 4/29. 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.
Tue 5/201:30 amFNA - IAD
2 stops38h 15mTurkish Airlines
Fri 6/61:30 pmIAD - FNA
2 stops30h 55mTurkish Airlines
Deal found 4/29$1,552
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:25 amFNA - IAD
2 stops37h 35mBritish Airways
Fri 11/76:15 pmIAD - FNA
2 stops27h 05mBritish Airways
Deal found 4/29$1,640
This Justfly.com deal was found by Cheapflights users on 4/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:45 pmFNA - IAD
3 stops25h 30mSWISS
Fri 6/208:45 pmIAD - FNA
2 stops40h 40mSWISS
Deal found 4/29$2,013

Cheapflights Fare Finder

Customize your flight search to find flights from Sierra Leone to Dulles Intl 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 May 1, 2025.
Use the filters below to find and compare flights from Sierra Leone to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Sierra Leone

Fly to

Dulles Intl

Route

Depart

Return

Price

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Wed 5/14

9:00 am-8:55 am

3 stops27h 55m

Washington, D.C. Dulles Intl

Sun 9/14

10:55 am-4:45 pm

2 stops25h 50m

$1,490

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Tue 6/24

6:45 pm-1:30 pm

2 stops22h 45m

Washington, D.C. Dulles Intl

Thu 8/7

5:35 pm-5:25 pm

1 stop19h 50m

$1,515

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Tue 6/24

6:45 pm-1:30 pm

2 stops22h 45m

Washington, D.C. Dulles Intl

Thu 8/7

1:20 pm-5:25 pm

2 stops24h 05m

$1,530

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Wed 5/28

6:45 pm-2:25 pm

2 stops23h 40m

Washington, D.C. Dulles Intl

Fri 6/13

10:23 pm-5:25 pm

2 stops39h 02m

$1,541

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Tue 5/20

1:30 am-11:45 am

2 stops38h 15m

Washington, D.C. Dulles Intl

Fri 6/6

1:30 pm-12:25 am

2 stops30h 55m

$1,552

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Wed 5/28

5:25 am-7:05 pm

1 stop17h 40m

Washington, D.C. Dulles Intl

Fri 6/20

9:05 pm-6:00 am

1 stop28h 55m

$1,646

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Wed 5/28

6:45 pm-4:15 pm

3 stops25h 30m

Washington, D.C. Dulles Intl

Fri 6/20

8:45 pm-5:25 pm

2 stops40h 40m

$2,013

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Fri 6/27

5:25 am-7:05 pm

1 stop17h 40m

$1,069

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Fri 6/27

6:45 pm-1:30 pm

2 stops22h 45m

$1,187

FreetownWashington, D.C.

FNA - IAD

FNAIAD

Freetown Lungi Intl

Fri 5/23

9:00 am-8:55 am

3 stops27h 55m

$1,200

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 14 results
1
2

Best time to book a flight from Sierra Leone to Dulles Intl

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

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated May 1, 2025.
See what other customers who have flown with SWISS, Turkish Airlines and Ethiopian Air from Sierra Leone to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,588 reviews

Comfort

7.4

Food

7.0

Crew

8.2

Entertainment

6.7

Boarding

7.6

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
SWISS
7.5
Good
1,588 reviews
SWISS
7.5
Good
1,588 reviews

Comfort

7.4

Food

7.0

Crew

8.2

Entertainment

6.7

Boarding

7.6

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Turkish Airlines
7.3
Good
3,790 reviews
SWISS
7.5
Good
1,588 reviews

Comfort

7.4

Food

7.0

Crew

8.2

Entertainment

6.7

Boarding

7.6

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Ethiopian Air
7.2
Good
769 reviews
SWISS
7.5
Good
1,588 reviews

Comfort

7.4

Food

7.0

Crew

8.2

Entertainment

6.7

Boarding

7.6

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Royal Air Maroc
6.0
Okay
460 reviews
SWISS
7.5
Good
1,588 reviews

Comfort

7.4

Food

7.0

Crew

8.2

Entertainment

6.7

Boarding

7.6

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Related info for your journey

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

    To fly one-way, consider booking your trip with Royal Air Maroc, which is currently one of the cheapest options available, starting at $1,070. Ethiopian Air flights start at $1,130 while deals on SWISS start at $1,219 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sierra Leone to Dulles Intl 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 Sierra Leone to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Sierra Leone to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Sierra Leone to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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

Traveling to a place near Sierra Leone?

Book flights to Sierra Leone if you plan to visit one of these locations
Alexandria
Arlington
Woodbridge
Tysons
Fairfax
Springfield
Rockville
Fredericksburg
Silver Spring
Gaithersburg
Linthicum Heights
Falls Church
Laurel
Easton
Towson
Herndon
Sterling
Bowie
National Harbor
Oxon Hill

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 Sierra Leone to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Cairo to Dulles Intl flights
Casablanca to Dulles Intl flights
Cairo to Reagan-National flights
Lagos to Dulles Intl flights
Cairo to Baltimore flights
Accra to Dulles Intl flights
Casablanca to Reagan-National flights
Jomo Kenyatta Intl to Dulles Intl flights
Lagos to Baltimore flights
Casablanca to Baltimore flights
Lagos to Reagan-National flights
OR Tambo to Dulles Intl flights
Jomo Kenyatta Intl to Baltimore flights
Jomo Kenyatta Intl to Reagan-National flights
Addis Ababa to Dulles Intl flights
Accra to Baltimore flights
Accra to Reagan-National flights
Abuja to Dulles Intl flights
Tunis to Dulles Intl flights
OR Tambo to Baltimore flights
Cape Town to Dulles Intl flights
OR Tambo to Reagan-National flights
Abuja to Baltimore flights
Entebbe to Dulles Intl flights
Abuja to Reagan-National flights
Douala to Dulles Intl flights
Cape Town to Reagan-National flights
Dakar to Dulles Intl flights
Kinshasa to Dulles Intl flights
Cape Town to Baltimore flights
Entebbe to Reagan-National flights
Bamako to Dulles Intl flights
Dar Es Salaam to Dulles Intl flights
Gaborone to Dulles Intl flights
Algiers to Dulles Intl flights
Hurghada to Dulles Intl flights
Addis Ababa to Reagan-National flights
Entebbe to Baltimore flights
Tunis to Reagan-National flights
Antananarivo to Dulles Intl flights
Alexandria to Dulles Intl flights
Rabat to Dulles Intl flights
Kigali to Dulles Intl flights
Freetown to Dulles Intl flights
Douala to Baltimore flights
Conakry to Dulles Intl flights
Dakar to Baltimore flights
Kinshasa to Reagan-National flights

Top 4 airlines flying from Sierra Leone to Dulles Intl

Discover the top 4 airlines that operate flights from Sierra Leone to Dulles Intl. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Ethiopian AirCheapest$1,242Average$1,425FlexibilityNo cancel feeOn-time72%
Royal Air MarocCheapest$1,330Average$1,544FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$1,470Average$2,051FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$1,475Average$1,662FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.