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Sierra Leone

$521+ 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FNA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$1,171
(Gotogate)

One-way from

$521
(FlightHub)

Popular in

August

Cheapest in

March

Average price

$1,480
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
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Highest demand for flights based on searches. 14% potential increase in price ($258 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($71 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This oojo deal was found by Cheapflights users on 6/11. 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 6/11$1,075
This oojo deal was found by Cheapflights users on 6/10. 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.
Fri 10/179:05 pmIAD - FNA
1 stop28h 55mRoyal Air Maroc
Fri 10/244:45 amFNA - IAD
1 stop18h 20mRoyal Air Maroc
Deal found 6/10$1,149
This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/29:45 amIAD - FNA
2 stops27h 40mMultiple Airlines
Tue 9/236:45 pmFNA - IAD
2 stops22h 45mMultiple Airlines
Deal found 6/11$1,171
This Expedia deal was found by Cheapflights users on 6/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:45 pmIAD - FNA
1 stop19h 40mBrussels Airlines
Tue 9/236:45 pmFNA - IAD
2 stops23h 40mBrussels Airlines
Deal found 6/11$1,208
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 11/305:45 pmIAD - FNA
1 stop19h 40mUnited Airlines
Sun 12/218:05 pmFNA - IAD
2 stops23h 30mUnited Airlines
Deal found 6/10$1,231
This Ovago deal was found by Cheapflights users on 6/10. 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 11/298:45 pmIAD - FNA
2 stops40h 40mSWISS
Mon 12/227:45 pmFNA - IAD
2 stops23h 50mSWISS
Deal found 6/10$1,292
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:22 pmIAD - FNA
3 stops44h 03mAir Canada
Fri 10/246:45 pmFNA - IAD
3 stops30h 20mAir Canada
Deal found 6/11$1,447
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:40 pmIAD - FNA
1 stop22h 45mTurkish Airlines
Thu 10/231:25 amFNA - IAD
1 stop38h 20mTurkish Airlines
Deal found 6/10$1,694

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 June 12, 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

$1,075

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Fri 10/17

9:05 pm-6:00 am

1 stop28h 55m

Freetown Lungi Intl

Fri 10/24

4:45 am-7:05 pm

1 stop18h 20m

$1,149

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Tue 9/2

9:45 am-5:25 pm

2 stops27h 40m

Freetown Lungi Intl

Tue 9/23

6:45 pm-1:30 pm

2 stops22h 45m

$1,171

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Tue 9/2

5:45 pm-5:25 pm

1 stop19h 40m

Freetown Lungi Intl

Tue 9/23

6:45 pm-2:25 pm

2 stops23h 40m

$1,208

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sun 11/30

5:45 pm-6:25 pm

1 stop19h 40m

Freetown Lungi Intl

Sun 12/21

8:05 pm-2:35 pm

2 stops23h 30m

$1,231

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sat 11/29

8:45 pm-6:25 pm

2 stops40h 40m

Freetown Lungi Intl

Mon 12/22

7:45 pm-2:35 pm

2 stops23h 50m

$1,292

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Fri 10/17

5:22 pm-5:25 pm

3 stops44h 03m

Freetown Lungi Intl

Fri 10/24

6:45 pm-9:05 pm

3 stops30h 20m

$1,447

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Fri 10/17

9:40 pm-12:25 am

1 stop22h 45m

Freetown Lungi Intl

Thu 10/23

1:25 am-11:45 am

1 stop38h 20m

$1,694

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Sat 12/6

12:30 pm-8:25 am

3 stops38h 55m

Freetown Lungi Intl

Mon 1/12

9:20 am-11:53 am

3 stops31h 33m

$1,862

Washington, D.C.Freetown

IAD - FNA

IADFNA

Washington, D.C. Dulles Intl

Wed 7/9

1:30 pm-12:25 am

1 stop30h 55m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 16 results
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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 June 12, 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.

Rainfall in Sierra Leone by month

Plan your trip to Sierra Leone by taking into account the average rainfall totals 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

Plan your trip to Sierra Leone by taking into account the average temperature totals 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

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 June 12, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Sierra Leone, such as SWISS, Brussels Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,623 reviews

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Entertainment

6.7

Crew

8.2

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
1,623 reviews
SWISS
7.5
Good
1,623 reviews

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Entertainment

6.7

Crew

8.2

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
355 reviews
SWISS
7.5
Good
1,623 reviews

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Entertainment

6.7

Crew

8.2

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
8,790 reviews
SWISS
7.5
Good
1,623 reviews

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Entertainment

6.7

Crew

8.2

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
3,848 reviews
SWISS
7.5
Good
1,623 reviews

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Entertainment

6.7

Crew

8.2

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
781 reviews
SWISS
7.5
Good
1,623 reviews

Boarding

7.6

Comfort

7.4

Food

7.0

Overall

7.5

Entertainment

6.7

Crew

8.2

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

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 $521 on Turkish Airlines. Other airlines that offer cheap prices include Royal Air Maroc from $593 and United Airlines from $710 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$1,049Average$1,161FlexibilityNo cancel feeOn-time77%
Ethiopian AirCheapest$1,107Average$1,838FlexibilityNo cancel feeOn-time72%
Royal Air MarocCheapest$1,112Average$1,300FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$1,202Average$1,684FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$1,233Average$1,598FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$1,254Average$1,591FlexibilityNo cancel feeOn-time79%

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