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Cheap flights from Casablanca to Washington, D.C. from $326

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Casablanca to Washington, D.C. departing on 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Casablanca to Washington, D.C. (CMN-IAD)

Cheap round-trip flights

Air France Logo
7:25 am - 4:20 pmCMN-IAD
13h 55m1 stop
Air France Logo
12:11 pm - 10:20 amIAD-CMN
16h 09m2 stops
$579Air France
Find Deal
Thu, Sep 18 - Sun, Nov 23
Logo
2:25 am - 11:48 amCMN-IAD
39h 23m2 stops
Logo
9:00 am - 7:50 amIAD-CMN
17h 50m2 stops
$580
Find Deal
Mon, Feb 9 - Tue, Feb 24
SAUDIA Logo
2:55 pm - 2:45 pmCMN-IAD
29h 50m1 stop
SAUDIA Logo
6:10 pm - 6:00 amIAD-CMN
29h 50m1 stop
$581SAUDIA
Find Deal
Wed, Dec 24 - Sat, Jan 10
Air Canada Logo
9:35 am - 4:13 pmCMN-IAD
36h 38m2 stops
Air Canada Logo
9:45 am - 7:50 amIAD-CMN
16h 05m1 stop
$583Air Canada
Find Deal
Fri, Dec 26 - Tue, Jan 6
SAUDIA Logo
2:55 pm - 3:45 pmCMN-IAD
29h 50m1 stop
SAUDIA Logo
6:10 pm - 6:00 amIAD-CMN
30h 50m1 stop
$592SAUDIA
Find Deal
Mon, Sep 22 - Sat, Feb 21
Lufthansa Logo
2:30 am - 3:50 pmCMN-IAD
19h 20m1 stop
Lufthansa Logo
10:55 pm - 1:20 amIAD-CMN
20h 25m2 stops
$622Lufthansa
Find Deal
Thu, Dec 25 - Wed, Jan 7
TAP AIR PORTUGAL Logo
4:50 pm - 2:35 pmCMN-IAD
27h 45m1 stop
TAP AIR PORTUGAL Logo
5:30 pm - 4:00 pmIAD-CMN
16h 30m1 stop
$625TAP AIR PORTUGAL
Find Deal
Mon, Nov 10 - Mon, Dec 1
Lufthansa Logo
1:25 am - 1:30 pmCMN-IAD
17h 05m1 stop
Lufthansa Logo
10:15 pm - 12:30 amIAD-CMN
21h 15m1 stop
$632Lufthansa
Find Deal
Sun, Sep 28 - Mon, Oct 6
American Airlines Logo
12:40 pm - 3:00 pmCMN-IAD
31h 20m1 stop
American Airlines Logo
7:00 pm - 6:20 pmIAD-CMN
19h 20m1 stop
$633American Airlines
Find Deal
Fri, Sep 19 - Thu, Mar 12
TAP AIR PORTUGAL Logo
4:50 pm - 9:00 pmCMN-IAD
34h 10m1 stop
TAP AIR PORTUGAL Logo
10:30 pm - 4:00 pmIAD-CMN
11h 30m1 stop
$634TAP AIR PORTUGAL
Find Deal
Sat, Dec 27 - Fri, Jan 9

Air France flights from Casablanca to Washington, D.C. Dulles Intl Airport

Our best Air France deals on Casablanca to Washington, D.C. Dulles Intl Airport flight tickets
Air France
Sep 18
CMN7:25 amCasablanca Mohamed V
13h 55m
1 stop
IAD4:20 pmWashington, D.C. Dulles Intl
Nov 23
IAD12:11 pmWashington, D.C. Dulles Intl
16h 09m
2 stops
CMN10:20 amCasablanca Mohamed V
$579
Find similar
Air France
Sep 30
CMN7:30 amCasablanca Mohamed V
17h 07m
2 stops
IAD7:37 pmWashington, D.C. Dulles Intl
Jan 31
IAD12:30 pmWashington, D.C. Dulles Intl
15h 50m
2 stops
CMN10:20 amCasablanca Mohamed V
$605
Find similar
Air France
Sep 5
CMN7:30 amCasablanca Mohamed V
17h 13m
2 stops
IAD7:43 pmWashington, D.C. Dulles Intl
Oct 18
IAD6:30 pmWashington, D.C. Dulles Intl
21h 30m
1 stop
CMN9:00 pmCasablanca Mohamed V
$724
Find similar

SAUDIA flights from Casablanca to Washington, D.C. Dulles Intl Airport

Our best SAUDIA deals on Casablanca to Washington, D.C. Dulles Intl Airport flight tickets
SAUDIA
Dec 24
CMN2:55 pmCasablanca Mohamed V
29h 50m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
Jan 10
IAD6:10 pmWashington, D.C. Dulles Intl
29h 50m
1 stop
CMN6:00 amCasablanca Mohamed V
$581
Find similar
SAUDIA
Sep 22
CMN2:55 pmCasablanca Mohamed V
29h 50m
1 stop
IAD3:45 pmWashington, D.C. Dulles Intl
Feb 21
IAD6:10 pmWashington, D.C. Dulles Intl
30h 50m
1 stop
CMN6:00 amCasablanca Mohamed V
$592
Find similar
SAUDIA
Sep 30
CMN8:25 pmCasablanca Mohamed V
24h 20m
1 stop
IAD3:45 pmWashington, D.C. Dulles Intl
Oct 4
IAD6:50 pmWashington, D.C. Dulles Intl
29h 50m
1 stop
CMN5:40 amCasablanca Mohamed V
$616
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Casablanca to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated August 25, 2025.
Use the filters below to find and compare flights from Casablanca to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 9/18

7:25 am-4:20 pm

1 stop13h 55m

Washington, D.C. Dulles Intl

Sun 11/23

12:11 pm-10:20 am

2 stops16h 09m

$579

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Mon 2/9

2:25 am-11:48 am

2 stops39h 23m

Washington, D.C. Dulles Intl

Tue 2/24

9:00 am-7:50 am

2 stops17h 50m

$580

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Wed 12/24

2:55 pm-2:45 pm

1 stop29h 50m

Washington, D.C. Dulles Intl

Sat 1/10

6:10 pm-6:00 am

1 stop29h 50m

$581

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 12/26

9:35 am-4:13 pm

2 stops36h 38m

Washington, D.C. Dulles Intl

Tue 1/6

9:45 am-7:50 am

1 stop16h 05m

$583

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Mon 9/22

2:55 pm-3:45 pm

1 stop29h 50m

Washington, D.C. Dulles Intl

Sat 2/21

6:10 pm-6:00 am

1 stop30h 50m

$592

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 12/25

2:30 am-3:50 pm

1 stop19h 20m

Washington, D.C. Dulles Intl

Wed 1/7

10:55 pm-1:20 am

2 stops20h 25m

$622

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Mon 11/10

4:50 pm-2:35 pm

1 stop27h 45m

Washington, D.C. Dulles Intl

Mon 12/1

5:30 pm-4:00 pm

1 stop16h 30m

$625

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sun 9/28

1:25 am-1:30 pm

1 stop17h 05m

Washington, D.C. Dulles Intl

Mon 10/6

10:15 pm-12:30 am

1 stop21h 15m

$632

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 9/19

12:40 pm-3:00 pm

1 stop31h 20m

Washington, D.C. Dulles Intl

Thu 3/12

7:00 pm-6:20 pm

1 stop19h 20m

$633

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sat 12/27

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Fri 1/9

10:30 pm-4:00 pm

1 stop11h 30m

$634

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Casablanca to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Casablanca and Washington, D.C. Dulles Intl Airport?

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

In general, September is the cheapest month to fly from Casablanca to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $583. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $607.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $873. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Casablanca to Washington, D.C. Dulles Intl Airport for around $1,030.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Casablanca in the morning is the least expensive time of day to depart. momondo users have found prices as low as $576 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $907 on average. Flights to Washington, D.C. Dulles Intl Airport from Casablanca in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Casablanca Mohamed V to Washington, D.C. Dulles Intl flight route?

Fly from Casablanca Mohamed V to Washington, D.C. Dulles Intl for the best Casablanca Mohamed V - Washington, D.C. Dulles Intl flight prices

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Casablanca when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $822 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Casablanca for as low as $469 on momondo.

What cabin class options are available on Casablanca Mohamed V to Washington, D.C. Dulles Intl flights?

There are 2 cabin classes available to choose from on Casablanca Mohamed V to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Casablanca to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of August 2025, prices for Casablanca to Washington, D.C. Dulles Intl Airport flights are approximately 40% cheaper when compared to flights at the same time last year.

When to book flights from Casablanca to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Casablanca to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Casablanca to Washington, D.C. Dulles Intl Airport (CMN to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Casablanca to Washington, D.C. Dulles Intl Airport

Best Price Found

$801

Fastest flight time

8h 00m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Casablanca in the past 72 hours is $801. The best round-trip flight deal from Casablanca to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $849.
The fastest flight from Casablanca to Washington, D.C. Dulles Intl Airport takes 8h 00m
Direct flights go from Casablanca to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Casablanca Mohamed V to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from Casablanca Mohamed V to Washington, D.C. Dulles Intl is 3810.8 mi. By plane, this route typically takes 13h 00m.

  • When did momondo last update prices for flights from Casablanca Mohamed V Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Casablanca Mohamed V Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How many operators does momondo search for flights from Casablanca Mohamed V Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Casablanca Mohamed V Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Casablanca Mohamed V Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Casablanca to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from Casablanca to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Casablanca to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Casablanca to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom $408Free CancellationRating
7.1
1,962 reviews
Search TAP AIR PORTUGAL flights
SAUDIAPriceFrom $424Free CancellationRating
7.4
625 reviews
Search SAUDIA flights
American AirlinesPriceFrom $460Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom $462Free CancellationRating
7.0
2,889 reviews
Search Iberia flights
Air FrancePriceFrom $491Free CancellationRating
7.4
1,469 reviews
Search Air France flights
United AirlinesPriceFrom $522Free CancellationRating
7.4
8,940 reviews
Search United Airlines flights
LufthansaPriceFrom $530Free CancellationRating
6.8
7,359 reviews
Search Lufthansa flights
DeltaPriceFrom $536Free CancellationRating
7.9
7,981 reviews
Search Delta flights
KLMPriceFrom $619Free CancellationRating
7.8
1,388 reviews
Search KLM flights
Royal Air MarocPriceFrom $757Free CancellationRating
6.1
505 reviews
Search Royal Air Maroc flights

  • American Airlines Flights From Casablanca to Washington, D.C. Dulles Intl Airport

    Across 7 American Airlines flights from Casablanca to Washington, D.C. Dulles Intl Airport this week, the average price was $580, with the best American Airlines deals starting from $460 round-trip. 10,000 users have rated American Airlines on momondo, with an average score of 7.2/10.

  • Royal Air Maroc Flights From Casablanca to Washington, D.C. Dulles Intl Airport

    Royal Air Maroc (6.1/10 from 505 reviews) operates around 5 flights from Casablanca to Washington, D.C. Dulles Intl Airport in any given week. The average Royal Air Maroc airfare for this route is around $910, with deals from around $757 rare but found on momondo. Referenced prices are for round-trip Casablanca to Washington, D.C. Dulles Intl Airport flight searches in the last 72 hours.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Silver Spring
Colonial Beach
Fredericksburg
Harpers Ferry
Towson
Manassas
Rockville
Gaithersburg
Reston
Fairfax
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Casablanca to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Casablanca.

Can I find flights from Casablanca to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Casablanca which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Casablanca to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Casablanca to Washington, D.C..

I’m not ready to book a flight from Casablanca to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Casablanca to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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