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Cheap flights from Casablanca to Washington, D.C. from $343

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 4/16. 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

Enter your travel dates to find the best prices.
United Airlines Logo
12:15 pm - 7:29 am
CMN
-
IAD
24h 14m
2 stops
United Airlines Logo
6:00 am - 9:40 am
IAD
-
CMN
23h 40m
2 stops
$638United Airlines
Fri, Feb 20 - Thu, Mar 19
TAP AIR PORTUGAL Logo
11:50 am - 10:00 pm
CMN
-
IAD
14h 10m
1 stop
TAP AIR PORTUGAL Logo
11:30 pm - 4:00 pm
IAD
-
CMN
12h 30m
1 stop
$639TAP AIR PORTUGAL
Fri, Mar 13 - Fri, Mar 20
Delta Logo
5:55 am - 4:35 pm
CMN
-
IAD
16h 40m
1 stop
Delta Logo
9:45 pm - 9:00 pm
IAD
-
CMN
18h 15m
1 stop
$640Delta
Mon, Feb 2 - Thu, May 7
Delta Logo
5:55 am - 5:35 pm
CMN
-
IAD
15h 40m
1 stop
Delta Logo
7:59 pm - 6:35 pm
IAD
-
CMN
17h 36m
2 stops
$641Delta
Thu, Mar 19 - Tue, Mar 24
Lufthansa Logo
1:25 am - 1:35 pm
CMN
-
IAD
17h 10m
1 stop
Lufthansa Logo
5:20 pm - 12:30 am
IAD
-
CMN
26h 10m
1 stop
$642Lufthansa
Mon, Jun 22 - Fri, Aug 7
Air France Logo
5:55 am - 4:35 pm
CMN
-
IAD
15h 40m
1 stop
Air France Logo
1:19 pm - 10:20 am
IAD
-
CMN
17h 01m
2 stops
$643Air France
Mon, Feb 23 - Wed, Mar 18
TAP AIR PORTUGAL Logo
11:50 am - 3:15 pm
CMN
-
IAD
33h 25m
1 stop
TAP AIR PORTUGAL Logo
10:30 pm - 4:00 pm
IAD
-
CMN
11h 30m
1 stop
$644TAP AIR PORTUGAL
Fri, Jan 23 - Sun, Feb 8
Delta Logo
5:55 am - 4:35 pm
CMN
-
IAD
15h 40m
1 stop
Delta Logo
1:19 pm - 6:35 pm
IAD
-
CMN
25h 16m
2 stops
$645Delta
Thu, Feb 19 - Tue, Mar 17
KLM Logo
6:35 pm - 4:05 pm
CMN
-
IAD
26h 30m
1 stop
KLM Logo
10:40 pm - 3:35 pm
IAD
-
CMN
12h 55m
1 stop
$646KLM
Sat, Feb 21 - Wed, Mar 18
Air Canada Logo
2:30 am - 3:49 pm
CMN
-
IAD
43h 19m
2 stops
Air Canada Logo
9:45 am - 7:15 am
IAD
-
CMN
16h 30m
1 stop
$647Air Canada
Fri, Feb 6 - Wed, May 6

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

Our best United Airlines deals on Casablanca to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Feb 20
CMN12:15 pmCasablanca Mohamed V
24h 14m
2 stops
IAD7:29 amWashington, D.C. Dulles Intl
Mar 19
IAD6:00 amWashington, D.C. Dulles Intl
23h 40m
2 stops
CMN9:40 amCasablanca Mohamed V
$638
United Airlines
Mar 15
CMN11:15 amCasablanca Mohamed V
13h 39m
1 stop
IAD8:54 pmWashington, D.C. Dulles Intl
Mar 24
IAD9:55 amWashington, D.C. Dulles Intl
18h 45m
1 stop
CMN9:40 amCasablanca Mohamed V
$678
United Airlines
Apr 7
CMN9:00 amCasablanca Mohamed V
15h 40m
1 stop
IAD7:40 pmWashington, D.C. Dulles Intl
Jul 10
IAD10:08 amWashington, D.C. Dulles Intl
40h 07m
2 stops
CMN7:15 amCasablanca Mohamed V
$696

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
Feb 23
CMN5:55 amCasablanca Mohamed V
15h 40m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
Mar 18
IAD1:19 pmWashington, D.C. Dulles Intl
17h 01m
2 stops
CMN10:20 amCasablanca Mohamed V
$643
Air France
Feb 23
CMN5:55 amCasablanca Mohamed V
15h 40m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
Mar 18
IAD1:19 pmWashington, D.C. Dulles Intl
17h 01m
2 stops
CMN10:20 amCasablanca Mohamed V
$649
Air France
Feb 21
CMN5:55 amCasablanca Mohamed V
15h 40m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
Mar 18
IAD1:19 pmWashington, D.C. Dulles Intl
17h 01m
2 stops
CMN10:20 amCasablanca Mohamed V
$654

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 January 13, 2026.
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

Fri 2/20

12:15 pm-7:29 am

2 stops24h 14m

Washington, D.C. Dulles Intl

Thu 3/19

6:00 am-9:40 am

2 stops23h 40m

$638

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 3/13

11:50 am-10:00 pm

1 stop14h 10m

Washington, D.C. Dulles Intl

Fri 3/20

11:30 pm-4:00 pm

1 stop12h 30m

$639

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Mon 2/2

5:55 am-4:35 pm

1 stop16h 40m

Washington, D.C. Dulles Intl

Thu 5/7

9:45 pm-9:00 pm

1 stop18h 15m

$640

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 3/19

5:55 am-5:35 pm

1 stop15h 40m

Washington, D.C. Dulles Intl

Tue 3/24

7:59 pm-6:35 pm

2 stops17h 36m

$641

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Mon 6/22

1:25 am-1:35 pm

1 stop17h 10m

Washington, D.C. Dulles Intl

Fri 8/7

5:20 pm-12:30 am

1 stop26h 10m

$642

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Mon 2/23

5:55 am-4:35 pm

1 stop15h 40m

Washington, D.C. Dulles Intl

Wed 3/18

1:19 pm-10:20 am

2 stops17h 01m

$643

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 1/23

11:50 am-3:15 pm

1 stop33h 25m

Washington, D.C. Dulles Intl

Sun 2/8

10:30 pm-4:00 pm

1 stop11h 30m

$644

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 2/19

5:55 am-4:35 pm

1 stop15h 40m

Washington, D.C. Dulles Intl

Tue 3/17

1:19 pm-6:35 pm

2 stops25h 16m

$645

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sat 2/21

6:35 pm-4:05 pm

1 stop26h 30m

Washington, D.C. Dulles Intl

Wed 3/18

10:40 pm-3:35 pm

1 stop12h 55m

$646

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 2/6

2:30 am-3:49 pm

2 stops43h 19m

Washington, D.C. Dulles Intl

Wed 5/6

9:45 am-7:15 am

1 stop16h 30m

$647

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, May 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 $715. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $764.

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 $850. When flying out on a Saturday, 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 $975.

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 $853 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 $571 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.

Can stopping save me money on Casablanca to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Casablanca to Washington, D.C. Dulles Intl Airport flight.

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

As of January 2026, prices for Casablanca to Washington, D.C. Dulles Intl Airport flights are approximately 28% more expensive 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

$337

Fastest flight time

7h 20m

Direct flights

Mon, Tue, Wed, Thu and Sat
The best one-way flight to Washington, D.C. Dulles Intl Airport from Casablanca in the past 72 hours is $337. The best round-trip flight deal from Casablanca to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $764.
The fastest flight from Casablanca to Washington, D.C. Dulles Intl Airport takes 7h 20m
Direct flights go from Casablanca to Washington, D.C. Dulles Intl Airport on Monday, Tuesday, Wednesday, Thursday and Saturday. The only airline offering direct flights is Royal Air Maroc.
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  • 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 7h 20m.

  • 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
SAUDIAPriceFrom $424Free CancellationRating
7.4
658 reviews
Search SAUDIA flights
TAP AIR PORTUGALPriceFrom $474Free CancellationRating
7.1
2,119 reviews
Search TAP AIR PORTUGAL flights
Air FrancePriceFrom $491Free CancellationRating
7.4
1,522 reviews
Search Air France flights
LufthansaPriceFrom $530Free CancellationRating
6.8
7,711 reviews
Search Lufthansa flights
KLMPriceFrom $558Free CancellationRating
7.7
1,437 reviews
Search KLM flights
United AirlinesPriceFrom $564Free CancellationRating
7.4
9,156 reviews
Search United Airlines flights
Royal Air MarocPriceFrom $734Free CancellationRating
6.2
559 reviews
Search Royal Air Maroc flights

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

    Across 4 Royal Air Maroc flights from Casablanca to Washington, D.C. Dulles Intl Airport this week, the average price was $887, with the best Royal Air Maroc deals starting from $734 round-trip. 559 users have rated Royal Air Maroc on momondo, with an average score of 6.2/10.

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

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

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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