$623 Find Cheap Flights from Washington Dulles Airport to Sierra Leone - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Sierra Leone departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Book Cheap Dulles Intl to Sierra Leone Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Sierra Leone that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Sierra Leone

Wed, Nov 18 - Sun, Nov 29
Royal Air Maroc Logo
9:05 pm - 4:20 am
IAD
-
FNA
26h 15m
1 stop
Royal Air Maroc Logo
5:20 am - 7:05 pm
FNA
-
IAD
18h 45m
1 stop
$1,212Royal Air Maroc
Wed, Nov 4 - Wed, May 5
Royal Air Maroc Logo
9:05 pm - 4:20 am
IAD
-
FNA
26h 15m
1 stop
Royal Air Maroc Logo
5:25 am - 7:00 pm
FNA
-
IAD
17h 35m
1 stop
$1,215Royal Air Maroc
Mon, Sep 21 - Wed, Sep 30
Multiple Airlines Logo
9:20 pm - 4:20 pm
IAD
-
FNA
15h 00m
2 stops
Multiple Airlines Logo
7:55 am - 7:30 pm
FNA
-
IAD
15h 35m
2 stops
$1,257Multiple Airlines
Fri, Jan 15 - Sat, Feb 6
Multiple Airlines Logo
9:05 pm - 4:20 am
IAD
-
FNA
26h 15m
1 stop
Multiple Airlines Logo
6:30 pm - 7:05 pm
FNA
-
IAD
29h 35m
2 stops
$1,280Multiple Airlines
Sat, Jan 16 - Mon, Feb 8
Ethiopian Air Logo
10:00 am - 4:45 pm
IAD
-
FNA
25h 45m
2 stops
Ethiopian Air Logo
7:55 am - 7:05 pm
FNA
-
IAD
16h 10m
2 stops
$1,327Ethiopian Air
Tue, Sep 22 - Tue, Sep 29
Ethiopian Air Logo
10:55 am - 4:45 pm
IAD
-
FNA
25h 50m
2 stops
Ethiopian Air Logo
9:00 am - 8:55 am
FNA
-
IAD
27h 55m
3 stops
$1,370Ethiopian Air
Mon, Nov 9 - Fri, Nov 13
United Airlines Logo
5:45 pm - 6:40 pm
IAD
-
FNA
19h 55m
1 stop
United Airlines Logo
8:10 pm - 2:30 pm
FNA
-
IAD
23h 20m
2 stops
$1,440United Airlines
Mon, Nov 9 - Fri, Nov 13
United Airlines Logo
6:11 am - 6:40 pm
IAD
-
FNA
31h 29m
2 stops
United Airlines Logo
8:10 pm - 2:30 pm
FNA
-
IAD
23h 20m
2 stops
$1,445United Airlines
Wed, Jan 13 - Mon, Feb 8
SWISS Logo
8:10 pm - 6:40 pm
IAD
-
FNA
41h 30m
2 stops
SWISS Logo
7:45 pm - 4:45 pm
FNA
-
IAD
26h 00m
3 stops
$1,485SWISS
Sat, Jan 16 - Mon, Feb 8
SWISS Logo
8:10 pm - 6:25 pm
IAD
-
FNA
41h 15m
2 stops
SWISS Logo
7:45 pm - 4:45 pm
FNA
-
IAD
50h 00m
3 stops
$1,485SWISS
Booking Insights

KAYAK's insights & trends for Dulles Intl to Sierra Leone flights

Get data-powered insights and trends into flights from Dulles Intl to Sierra Leone to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Washington, D.C. Dulles Intl Airport to Sierra Leone, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Washington, D.C. Dulles Intl Airport to Sierra Leone is February, when tickets cost $1,213 (return) on average. On the other hand, the most expensive months are July and August, when the average cost of round-trip tickets is $2,013 and $1,868 respectively.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Sierra Leone?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Washington, D.C. Dulles Intl Airport to Sierra Leone, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to Sierra Leone, you should book around 3 weeks before departure, which saves you about 9% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 14 weeks before departure.

Find deals

Good to know

Low season

June

Cheapest flight

$623
Best time to beat the crowds but there is an average 16% increase in price.
Most popular time to fly with an average 17% increase in price.
Flight from Washington Dulles Airport to Freetown

FAQs - booking Sierra Leone flights

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Sierra Leone?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Sierra Leone.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Sierra Leone?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington Dulles Airport to Sierra Leone is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to Sierra Leone?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington Dulles Airport to Sierra Leone with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Sierra Leone?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington Dulles Airport to Sierra Leone up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Dulles Intl to Sierra Leone

Information on your arrival and departure airports

Washington Dulles Airport (IAD)