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Sierra Leone

$593+ Cheap flights from Dulles Intl (IAD) 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FNA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Dulles Intl to Sierra Leone

Keep the following information in mind while searching for Dulles Intl to Sierra Leone flight deals. Data was last updated August 14, 2025.

Round-trip from

$1,030
(CrystalTravel)

One-way from

$593
(oojo)

Popular in

August

Cheapest in

March

Average price

$2,358
From Washington, D.C. Dulles Intl to Sierra Leone
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One-way flight from Washington, D.C. Dulles Intl to Sierra Leone
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($147 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($75 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 Dulles Intl to Sierra Leone

Cheapest flights from Dulles Intl to Sierra Leone
Explore the most affordable flight options available from Dulles Intl to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This CrystalTravel deal was found by Cheapflights users on 8/13. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:00 amIAD - FNA
2 stops25h 45mEthiopian Air
Thu 11/279:00 amFNA - IAD
3 stops28h 00mEthiopian Air
Deal found 8/13$1,030
This Ovago deal was found by Cheapflights users on 8/13. 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.
Tue 11/410:00 amIAD - FNA
2 stops25h 45mEthiopian Air
Thu 11/279:00 amFNA - IAD
3 stops28h 00mEthiopian Air
Deal found 8/13$1,064
This oojo deal was found by Cheapflights users on 8/14. 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.
Sun 11/3010:00 amIAD - FNA
2 stops25h 45mEthiopian Air
Sun 12/219:00 amFNA - IAD
3 stops28h 00mEthiopian Air
Deal found 8/14$1,074
This Ovago deal was found by Cheapflights users on 8/13. 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.
Sat 11/110:55 amIAD - FNA
2 stops25h 50mEthiopian Air
Thu 11/279:00 amFNA - IAD
3 stops28h 00mEthiopian Air
Deal found 8/13$1,109
This oojo deal was found by Cheapflights users on 8/14. 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.
Sat 11/2910:00 amIAD - FNA
2 stops25h 45mEthiopian Air
Mon 12/229:00 amFNA - IAD
3 stops28h 00mEthiopian Air
Deal found 8/14$1,119
This oojo deal was found by Cheapflights users on 8/13. 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.
Sat 12/610:00 amIAD - FNA
2 stops25h 45mEthiopian Air
Sun 1/259:00 amFNA - IAD
3 stops28h 00mEthiopian Air
Deal found 8/13$1,130
This oojo deal was found by Cheapflights users on 8/14. 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.
Sun 11/2310:00 amIAD - FNA
2 stops25h 45mEthiopian Air
Sun 4/199:00 amFNA - IAD
3 stops27h 55mEthiopian Air
Deal found 8/14$1,133
This oojo deal was found by Cheapflights users on 8/13. 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 9/109:05 pmIAD - FNA
1 stop26h 50mRoyal Air Maroc
Fri 10/104:45 amFNA - IAD
2 stops18h 20mRoyal Air Maroc
Deal found 8/13$1,148
This oojo deal was found by Cheapflights users on 8/13. 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.
Mon 11/248:40 pmIAD - FNA
3 stops39h 05mEthiopian Air
Mon 12/89:00 amFNA - IAD
3 stops28h 00mEthiopian Air
Deal found 8/13$1,149
This Ovago deal was found by Cheapflights users on 8/13. 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.
Fri 10/3110:55 amIAD - FNA
2 stops25h 50mEthiopian Air
Thu 11/279:00 amFNA - IAD
3 stops28h 00mEthiopian Air
Deal found 8/13$1,164
This Ethiopian Air deal was found by Cheapflights users on 8/13. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:00 amIAD - FNA
2 stops25h 45mEthiopian Air
Mon 11/249:00 amFNA - IAD
3 stops28h 00mEthiopian Air
Deal found 8/13$1,166
This CrystalTravel deal was found by Cheapflights users on 8/12. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/215:45 pmIAD - FNA
1 stop19h 40mBrussels Airlines
Wed 10/16:45 pmFNA - IAD
2 stops23h 40mBrussels Airlines
Deal found 8/12$1,168

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Sierra Leone 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 August 14, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Sierra Leone that are best for you.

Fly from

Dulles Intl

Fly to

Sierra Leone

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

Sun 12/21

9:00 am-8:00 am

3 stops28h 00m

$1,074

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sat 11/1

10:55 am-4:45 pm

2 stops25h 50m

Freetown Lungi Intl

Thu 11/27

9:00 am-8:00 am

3 stops28h 00m

$1,109

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sat 11/29

10:00 am-4:45 pm

2 stops25h 45m

Freetown Lungi Intl

Mon 12/22

9:00 am-8:00 am

3 stops28h 00m

$1,119

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sat 12/6

10:00 am-4:45 pm

2 stops25h 45m

Freetown Lungi Intl

Sun 1/25

9:00 am-8:00 am

3 stops28h 00m

$1,130

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sat 1/31

10:00 am-4:45 pm

2 stops25h 45m

Freetown Lungi Intl

Mon 3/9

9:00 am-9:00 am

3 stops28h 00m

$1,130

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sun 11/23

10:00 am-4:45 pm

2 stops25h 45m

Freetown Lungi Intl

Sun 4/19

9:00 am-8:55 am

3 stops27h 55m

$1,133

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

$1,148

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Mon 11/24

8:40 pm-4:45 pm

3 stops39h 05m

Freetown Lungi Intl

Mon 12/8

9:00 am-8:00 am

3 stops28h 00m

$1,149

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Tue 11/4

10:00 am-4:45 pm

2 stops25h 45m

Freetown Lungi Intl

Mon 11/24

9:00 am-8:00 am

3 stops28h 00m

$1,166

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sun 11/2

10:00 am-4:45 pm

2 stops25h 45m

Freetown Lungi Intl

Mon 11/24

9:00 am-8:00 am

3 stops28h 00m

$1,166

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 19 results
1
2

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

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

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

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

Find hourly flight availability from Dulles Intl 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 14, 2025.

When flying from Washington, D.C. Dulles Intl Airport 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

Get insights into the airlines that provide service to Sierra Leone. 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 Sierra Leone. Reviews last updated August 14, 2025.
See what other customers who have flown with United Airlines, Turkish Airlines, and Brussels Airlines from Washington, D.C. Dulles Intl Airport to Sierra Leone have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Turkish Airlines
7.3
Good
3,940 reviews
United Airlines
7.4
Good
8,916 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Brussels Airlines
7.3
Good
349 reviews
United Airlines
7.4
Good
8,916 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Ethiopian Air
7.2
Good
827 reviews
United Airlines
7.4
Good
8,916 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Royal Air Maroc
6.1
Okay
500 reviews
United Airlines
7.4
Good
8,916 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

    One-way options have recently been found by users for as low as $593 on Royal Air Maroc. Other airlines that offer cheap prices include Brussels Airlines from $657 and United Airlines from $670 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Sierra Leone?

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

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Alternative routes for Dulles Intl to Sierra Leone

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Dulles Intl to Sierra Leone

Discover the top 6 airlines that operate flights from Dulles Intl to Sierra Leone. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,049Average$1,191FlexibilityNo cancel feeOn-time77%
Ethiopian AirCheapest$1,109Average$1,810FlexibilityNo cancel feeOn-time72%
Royal Air MarocCheapest$1,112Average$1,306FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$1,202Average$1,618FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$1,231Average$1,569FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$1,263Average$1,593FlexibilityNo cancel feeOn-time79%

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