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Cheap flights from Casablanca to Washington, D.C. from $311

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 10/23. 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.

Cheap round-trip flights

Air Canada Logo
12:15 pm - 11:48 amCMN-IAD
29h 33m2 stops
Air Canada Logo
9:00 am - 10:35 amIAD-CMN
19h 35m2 stops
$575Air Canada
Find Deal
Sat, Dec 20 - Tue, Dec 30
Air Canada Logo
12:15 pm - 8:54 pmCMN-IAD
14h 39m1 stop
Air Canada Logo
10:07 pm - 9:35 amIAD-CMN
30h 28m2 stops
$576Air Canada
Find Deal
Fri, Nov 28 - Fri, Mar 6
KLM Logo
7:30 am - 4:20 pmCMN-IAD
13h 50m1 stop
KLM Logo
7:50 pm - 7:55 pmIAD-CMN
20h 05m1 stop
$577KLM
Find Deal
Wed, Oct 1 - Thu, Mar 19
KLM Logo
7:30 am - 4:20 pmCMN-IAD
13h 50m1 stop
KLM Logo
6:50 pm - 7:55 pmIAD-CMN
19h 05m1 stop
$578KLM
Find Deal
Tue, Sep 30 - Sun, Dec 7
Lufthansa Logo
1:25 am - 1:30 pmCMN-IAD
17h 05m1 stop
Lufthansa Logo
10:00 pm - 1:20 amIAD-CMN
21h 20m1 stop
$581Lufthansa
Find Deal
Sun, Oct 5 - Wed, Jan 7
Lufthansa Logo
1:25 am - 3:50 pmCMN-IAD
19h 25m1 stop
Lufthansa Logo
10:00 pm - 1:15 amIAD-CMN
21h 15m1 stop
$583Lufthansa
Find Deal
Tue, Sep 30 - Sun, Dec 7
Air France Logo
7:30 am - 4:20 pmCMN-IAD
13h 50m1 stop
Air France Logo
12:19 pm - 10:20 amIAD-CMN
16h 01m2 stops
$584Air France
Find Deal
Wed, Oct 1 - Mon, Dec 8
Air France Logo
7:30 am - 7:37 pmCMN-IAD
17h 07m2 stops
Air France Logo
6:50 pm - 7:55 pmIAD-CMN
19h 05m1 stop
$588Air France
Find Deal
Thu, Oct 2 - Thu, Nov 20
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
$625TAP AIR PORTUGAL
Find Deal
Sat, Dec 20 - Fri, Jan 2
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
$630TAP AIR PORTUGAL
Find Deal
Sat, Dec 20 - Fri, Jan 2

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

Our best KLM deals on Casablanca to Washington, D.C. Dulles Intl Airport flight tickets
KLM
Oct 1
CMN7:30 amCasablanca Mohamed V
13h 50m
1 stop
IAD4:20 pmWashington, D.C. Dulles Intl
Mar 19
IAD7:50 pmWashington, D.C. Dulles Intl
20h 05m
1 stop
CMN7:55 pmCasablanca Mohamed V
$577
Find similar
KLM
Sep 30
CMN7:30 amCasablanca Mohamed V
16h 45m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
Jan 31
IAD6:50 pmWashington, D.C. Dulles Intl
14h 45m
1 stop
CMN3:35 pmCasablanca Mohamed V
$578
Find similar
KLM
Oct 8
CMN8:00 pmCasablanca Mohamed V
24h 35m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Apr 1
IAD9:20 pmWashington, D.C. Dulles Intl
18h 40m
1 stop
CMN9:00 pmCasablanca Mohamed V
$579
Find similar

TAP AIR PORTUGAL flights from Casablanca to Washington, D.C. Dulles Intl Airport

Our best TAP AIR PORTUGAL deals on Casablanca to Washington, D.C. Dulles Intl Airport flight tickets
TAP AIR PORTUGAL
Sep 18
CMN5:10 pmCasablanca Mohamed V
27h 10m
1 stop
IAD3:20 pmWashington, D.C. Dulles Intl
Feb 18
IAD10:30 pmWashington, D.C. Dulles Intl
12h 30m
1 stop
CMN4:00 pmCasablanca Mohamed V
$591
Find similar
TAP AIR PORTUGAL
Dec 20
CMN4:50 pmCasablanca Mohamed V
34h 10m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
Jan 2
IAD10:30 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
CMN4:00 pmCasablanca Mohamed V
$625
Find similar
TAP AIR PORTUGAL
Dec 20
CMN4:50 pmCasablanca Mohamed V
34h 10m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
Jan 2
IAD10:30 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
CMN4:00 pmCasablanca Mohamed V
$630
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 September 17, 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

Sat 12/20

12:15 pm-11:48 am

2 stops29h 33m

Washington, D.C. Dulles Intl

Tue 12/30

9:00 am-10:35 am

2 stops19h 35m

$575

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 11/28

12:15 pm-8:54 pm

1 stop14h 39m

Washington, D.C. Dulles Intl

Fri 3/6

10:07 pm-9:35 am

2 stops30h 28m

$576

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Wed 10/1

7:30 am-4:20 pm

1 stop13h 50m

Washington, D.C. Dulles Intl

Thu 3/19

7:50 pm-7:55 pm

1 stop20h 05m

$577

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Tue 9/30

7:30 am-4:20 pm

1 stop13h 50m

Washington, D.C. Dulles Intl

Sun 12/7

6:50 pm-7:55 pm

1 stop19h 05m

$578

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sun 10/5

1:25 am-1:30 pm

1 stop17h 05m

Washington, D.C. Dulles Intl

Wed 1/7

10:00 pm-1:20 am

1 stop21h 20m

$581

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Tue 9/30

1:25 am-3:50 pm

1 stop19h 25m

Washington, D.C. Dulles Intl

Sun 12/7

10:00 pm-1:15 am

1 stop21h 15m

$583

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Wed 10/1

7:30 am-4:20 pm

1 stop13h 50m

Washington, D.C. Dulles Intl

Mon 12/8

12:19 pm-10:20 am

2 stops16h 01m

$584

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 10/2

7:30 am-7:37 pm

2 stops17h 07m

Washington, D.C. Dulles Intl

Thu 11/20

6:50 pm-7:55 pm

1 stop19h 05m

$588

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sat 12/20

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Fri 1/2

10:30 pm-4:00 pm

1 stop11h 30m

$625

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sat 12/20

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Fri 1/2

10:30 pm-4:00 pm

1 stop11h 30m

$630

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

In general, March 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 $607. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $747.

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

Our data shows that Friday 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 $1,021.

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 $894 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 $835 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 $477 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 September 2025, prices for Casablanca to Washington, D.C. Dulles Intl Airport flights are approximately 24% 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

$678

Fastest flight time

8h 00m

Direct flights

Mon, Tue, Thu and Sat
The best one-way flight to Washington, D.C. Dulles Intl Airport from Casablanca in the past 72 hours is $678. The best round-trip flight deal from Casablanca to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $791.
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 on Monday, Tuesday, Thursday and Saturday. There are no airlines offering direct flights.
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 50m.

  • 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
1,977 reviews
Search TAP AIR PORTUGAL flights
SAUDIAPriceFrom $424Free CancellationRating
7.4
634 reviews
Search SAUDIA flights
IberiaPriceFrom $443Free CancellationRating
7.0
2,925 reviews
Search Iberia flights
American AirlinesPriceFrom $460Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air FrancePriceFrom $491Free CancellationRating
7.4
1,468 reviews
Search Air France flights
LufthansaPriceFrom $530Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
United AirlinesPriceFrom $564Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
KLMPriceFrom $625Free CancellationRating
7.8
1,386 reviews
Search KLM flights
Royal Air MarocPriceFrom $752Free CancellationRating
6.2
511 reviews
Search Royal Air Maroc flights

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

    Across 4 American Airlines flights from Casablanca to Washington, D.C. Dulles Intl Airport this week, the average price was $586, 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 (6.2/10 from 511 reviews) operates around 2 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 $898, with deals from around $752 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
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg

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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