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Cheap flights from Casablanca to Washington, D.C. from $369

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 2/3. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
12:20 pm - 9:00 pmCMN-IAD
13h 40m1 stop
TAP AIR PORTUGAL Logo
10:35 pm - 4:20 pmIAD-CMN
12h 45m1 stop
$489TAP AIR PORTUGAL
Find Deal
Wed, Mar 4 - Wed, Apr 29
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
$496TAP AIR PORTUGAL
Find Deal
Thu, Jan 15 - Fri, Jan 30
TAP AIR PORTUGAL Logo
12:20 pm - 10:00 pmCMN-IAD
14h 40m1 stop
TAP AIR PORTUGAL Logo
5:45 pm - 4:20 pmIAD-CMN
17h 35m1 stop
$538TAP AIR PORTUGAL
Find Deal
Wed, Mar 25 - Wed, May 6
TAP AIR PORTUGAL Logo
4:50 pm - 2:35 pmCMN-IAD
27h 45m1 stop
TAP AIR PORTUGAL Logo
10:30 pm - 4:00 pmIAD-CMN
11h 30m1 stop
$557TAP AIR PORTUGAL
Find Deal
Mon, Dec 15 - Wed, Dec 31
United Airlines Logo
12:15 pm - 12:15 amCMN-IAD
42h 00m2 stops
United Airlines Logo
12:55 pm - 10:35 amIAD-CMN
15h 40m2 stops
$571United Airlines
Find Deal
Wed, Dec 24 - Tue, Jan 6
United Airlines Logo
12:15 pm - 11:47 amCMN-IAD
29h 32m2 stops
United Airlines Logo
1:15 pm - 10:35 amIAD-CMN
15h 20m1 stop
$580United Airlines
Find Deal
Sat, Dec 20 - Tue, Dec 30
KLM Logo
5:55 am - 4:35 pmCMN-IAD
16h 40m1 stop
KLM Logo
6:50 pm - 9:25 pmIAD-CMN
20h 35m1 stop
$594KLM
Find Deal
Fri, Nov 14 - Sun, Nov 30
Air France Logo
5:55 am - 4:35 pmCMN-IAD
16h 40m1 stop
Air France Logo
6:50 pm - 3:35 pmIAD-CMN
14h 45m1 stop
$597Air France
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Fri, Nov 21 - Fri, Nov 28
KLM Logo
5:55 am - 7:12 pmCMN-IAD
18h 17m2 stops
KLM Logo
6:50 pm - 6:35 pmIAD-CMN
18h 45m1 stop
$603KLM
Find Deal
Fri, Feb 27 - Fri, Mar 6
Lufthansa Logo
2:30 am - 3:50 pmCMN-IAD
19h 20m1 stop
Lufthansa Logo
6:00 pm - 1:20 amIAD-CMN
25h 20m1 stop
$616Lufthansa
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Thu, Nov 20 - Fri, Nov 28

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
Dec 24
CMN12:15 pmCasablanca Mohamed V
42h 00m
2 stops
IAD12:15 amWashington, D.C. Dulles Intl
Jan 6
IAD12:55 pmWashington, D.C. Dulles Intl
15h 40m
2 stops
CMN10:35 amCasablanca Mohamed V
$571
Find similar
United Airlines
Dec 20
CMN12:15 pmCasablanca Mohamed V
29h 32m
2 stops
IAD11:47 amWashington, D.C. Dulles Intl
Dec 30
IAD1:15 pmWashington, D.C. Dulles Intl
15h 20m
1 stop
CMN10:35 amCasablanca Mohamed V
$580
Find similar
United Airlines
Nov 21
CMN12:15 pmCasablanca Mohamed V
29h 08m
1 stop
IAD11:23 amWashington, D.C. Dulles Intl
Nov 28
IAD10:15 pmWashington, D.C. Dulles Intl
30h 20m
2 stops
CMN10:35 amCasablanca Mohamed V
$581
Find similar

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

Our best Air Canada deals on Casablanca to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
Dec 24
CMN12:15 pmCasablanca Mohamed V
14h 44m
1 stop
IAD8:59 pmWashington, D.C. Dulles Intl
Jan 7
IAD10:10 pmWashington, D.C. Dulles Intl
30h 25m
2 stops
CMN10:35 amCasablanca Mohamed V
$576
Find similar
Air Canada
Nov 21
CMN12:15 pmCasablanca Mohamed V
14h 39m
1 stop
IAD8:54 pmWashington, D.C. Dulles Intl
Nov 28
IAD10:11 pmWashington, D.C. Dulles Intl
30h 24m
2 stops
CMN10:35 amCasablanca Mohamed V
$577
Find similar
Air Canada
Dec 24
CMN12:15 pmCasablanca Mohamed V
15h 10m
2 stops
IAD9:25 pmWashington, D.C. Dulles Intl
Jan 6
IAD9:00 amWashington, D.C. Dulles Intl
19h 35m
2 stops
CMN10:35 amCasablanca Mohamed V
$583
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 October 30, 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

Wed 3/4

12:20 pm-9:00 pm

1 stop13h 40m

Washington, D.C. Dulles Intl

Wed 4/29

10:35 pm-4:20 pm

1 stop12h 45m

$489

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 1/15

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Fri 1/30

10:30 pm-4:00 pm

1 stop11h 30m

$496

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Wed 3/25

12:20 pm-10:00 pm

1 stop14h 40m

Washington, D.C. Dulles Intl

Wed 5/6

5:45 pm-4:20 pm

1 stop17h 35m

$538

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Mon 12/15

4:50 pm-2:35 pm

1 stop27h 45m

Washington, D.C. Dulles Intl

Wed 12/31

10:30 pm-4:00 pm

1 stop11h 30m

$557

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Wed 12/24

12:15 pm-12:15 am

2 stops42h 00m

Washington, D.C. Dulles Intl

Tue 1/6

12:55 pm-10:35 am

2 stops15h 40m

$571

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sat 12/20

12:15 pm-11:47 am

2 stops29h 32m

Washington, D.C. Dulles Intl

Tue 12/30

1:15 pm-10:35 am

1 stop15h 20m

$580

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 11/14

5:55 am-4:35 pm

1 stop16h 40m

Washington, D.C. Dulles Intl

Sun 11/30

6:50 pm-9:25 pm

1 stop20h 35m

$594

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 11/21

5:55 am-4:35 pm

1 stop16h 40m

Washington, D.C. Dulles Intl

Fri 11/28

6:50 pm-3:35 pm

1 stop14h 45m

$597

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 2/27

5:55 am-7:12 pm

2 stops18h 17m

Washington, D.C. Dulles Intl

Fri 3/6

6:50 pm-6:35 pm

1 stop18h 45m

$603

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 11/20

2:30 am-3:50 pm

1 stop19h 20m

Washington, D.C. Dulles Intl

Fri 11/28

6:00 pm-1:20 am

1 stop25h 20m

$616

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, 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 $600. 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 Saturday 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 $856. 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 $994.

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 $891 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 $845 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 October 2025, prices for Casablanca to Washington, D.C. Dulles Intl Airport flights are approximately 25% 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

$623

Fastest flight time

7h 20m

Direct flights

Mon, Tue, Thu, Sat and Sun
The best one-way flight to Washington, D.C. Dulles Intl Airport from Casablanca in the past 72 hours is $623. The best round-trip flight deal from Casablanca to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $837.
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, Thursday, Saturday and Sunday. 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 13h 40m.

  • 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
2,039 reviews
Search TAP AIR PORTUGAL flights
SAUDIAPriceFrom $424Free CancellationRating
7.4
638 reviews
Search SAUDIA flights
American AirlinesPriceFrom $460Free CancellationRating
7.2
11,033 reviews
Search American Airlines flights
Air FrancePriceFrom $491Free CancellationRating
7.4
1,482 reviews
Search Air France flights
LufthansaPriceFrom $530Free CancellationRating
6.8
7,541 reviews
Search Lufthansa flights
KLMPriceFrom $560Free CancellationRating
7.7
1,406 reviews
Search KLM flights
United AirlinesPriceFrom $564Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
Royal Air MarocPriceFrom $756Free CancellationRating
6.2
525 reviews
Search Royal Air Maroc flights

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

    Across 2 Royal Air Maroc flights from Casablanca to Washington, D.C. Dulles Intl Airport this week, the average price was $891, with the best Royal Air Maroc deals starting from $756 round-trip. 525 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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Gaithersburg
Fairfax
Sterling

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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