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Cheap flights from Casablanca to Washington, D.C. from $339

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 5/5. 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.
KLM Logo
5:55 am - 4:35 pm
CMN
-
IAD
16h 40m1 stop
KLM Logo
6:50 pm - 3:35 pm
IAD
-
CMN
14h 45m1 stop
$631KLM
Thu, Jan 15 - Fri, Jan 30
Air Canada Logo
1:25 am - 4:09 pm
CMN
-
IAD
19h 44m2 stops
Air Canada Logo
9:55 am - 7:15 am
IAD
-
CMN
16h 20m1 stop
$632Air Canada
Wed, Apr 15 - Sun, Apr 26
TAP AIR PORTUGAL Logo
11:50 am - 9:00 pm
CMN
-
IAD
15h 10m1 stop
TAP AIR PORTUGAL Logo
10:35 pm - 4:30 pm
IAD
-
CMN
12h 55m1 stop
$634TAP AIR PORTUGAL
Fri, Jan 23 - Fri, Apr 3
KLM Logo
5:55 am - 7:09 pm
CMN
-
IAD
19h 14m2 stops
KLM Logo
6:50 pm - 9:25 pm
IAD
-
CMN
21h 35m1 stop
$636KLM
Thu, Feb 12 - Thu, Feb 19
TAP AIR PORTUGAL Logo
4:50 pm - 9:00 pm
CMN
-
IAD
34h 10m1 stop
TAP AIR PORTUGAL Logo
10:35 pm - 4:30 pm
IAD
-
CMN
12h 55m1 stop
$639TAP AIR PORTUGAL
Sat, Jan 24 - Fri, Apr 3
Delta Logo
11:25 am - 11:44 am
CMN
-
IAD
29h 19m2 stops
Delta Logo
9:45 pm - 5:20 pm
IAD
-
CMN
14h 35m1 stop
$642Delta
Sat, Feb 28 - Sat, May 9
TAP AIR PORTUGAL Logo
5:10 pm - 3:05 pm
CMN
-
IAD
26h 55m1 stop
TAP AIR PORTUGAL Logo
10:35 pm - 4:20 pm
IAD
-
CMN
12h 45m1 stop
$643TAP AIR PORTUGAL
Sun, Jun 14 - Tue, Jul 14
Delta Logo
5:55 am - 7:09 pm
CMN
-
IAD
19h 14m2 stops
Delta Logo
12:23 pm - 10:20 am
IAD
-
CMN
15h 57m2 stops
$644Delta
Fri, Jan 30 - Fri, Feb 6
Multiple Airlines Logo
2:30 am - 3:50 pm
CMN
-
IAD
19h 20m1 stop
Multiple Airlines Logo
10:10 pm - 10:35 am
IAD
-
CMN
30h 25m2 stops
$646Multiple Airlines
Thu, Jan 15 - Wed, Jan 28
Delta Logo
5:55 am - 7:09 pm
CMN
-
IAD
19h 14m2 stops
Delta Logo
12:23 pm - 3:35 pm
IAD
-
CMN
21h 12m2 stops
$647Delta
Fri, Jan 16 - Wed, Jan 28

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
Jan 15
CMN5:55 amCasablanca Mohamed V
16h 40m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
Jan 30
IAD6:50 pmWashington, D.C. Dulles Intl
14h 45m
1 stop
CMN3:35 pmCasablanca Mohamed V
$631
Find similar
KLM
Feb 12
CMN5:55 amCasablanca Mohamed V
19h 14m
2 stops
IAD7:09 pmWashington, D.C. Dulles Intl
Feb 19
IAD6:50 pmWashington, D.C. Dulles Intl
21h 35m
1 stop
CMN9:25 pmCasablanca Mohamed V
$636
Find similar
KLM
Apr 7
CMN6:20 pmCasablanca Mohamed V
26h 45m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Jul 10
IAD5:40 pmWashington, D.C. Dulles Intl
22h 45m
1 stop
CMN9:25 pmCasablanca Mohamed V
$671
Find similar

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

Our best Royal Air Maroc deals on Casablanca to Washington, D.C. Dulles Intl Airport flight tickets
Royal Air Maroc
Jun 14
CMN4:00 pmCasablanca Mohamed V
8h 00m
IAD7:00 pmWashington, D.C. Dulles Intl
Jul 14
IAD9:00 pmWashington, D.C. Dulles Intl
7h 15m
CMN9:15 amCasablanca Mohamed V
$751
Find similar
Royal Air Maroc
Jan 30
CMN4:25 pmCasablanca Mohamed V
8h 20m
IAD6:45 pmWashington, D.C. Dulles Intl
Feb 6
IAD8:45 pmWashington, D.C. Dulles Intl
7h 05m
CMN9:50 amCasablanca Mohamed V
$776
Find similar
Royal Air Maroc
Mar 1
CMN3:25 pmCasablanca Mohamed V
8h 20m
IAD6:45 pmWashington, D.C. Dulles Intl
May 3
IAD9:00 pmWashington, D.C. Dulles Intl
7h 15m
CMN9:15 amCasablanca Mohamed V
$808
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 December 31, 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 1/15

5:55 am-4:35 pm

1 stop16h 40m

Washington, D.C. Dulles Intl

Fri 1/30

6:50 pm-3:35 pm

1 stop14h 45m

$631

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Wed 4/15

1:25 am-4:09 pm

2 stops19h 44m

Washington, D.C. Dulles Intl

Sun 4/26

9:55 am-7:15 am

1 stop16h 20m

$632

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 1/23

11:50 am-9:00 pm

1 stop15h 10m

Washington, D.C. Dulles Intl

Fri 4/3

10:35 pm-4:30 pm

1 stop12h 55m

$634

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 2/12

5:55 am-7:09 pm

2 stops19h 14m

Washington, D.C. Dulles Intl

Thu 2/19

6:50 pm-9:25 pm

1 stop21h 35m

$636

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sat 1/24

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Fri 4/3

10:35 pm-4:30 pm

1 stop12h 55m

$639

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sat 2/28

11:25 am-11:44 am

2 stops29h 19m

Washington, D.C. Dulles Intl

Sat 5/9

9:45 pm-5:20 pm

1 stop14h 35m

$642

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sun 6/14

5:10 pm-3:05 pm

1 stop26h 55m

Washington, D.C. Dulles Intl

Tue 7/14

10:35 pm-4:20 pm

1 stop12h 45m

$643

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 1/30

5:55 am-7:09 pm

2 stops19h 14m

Washington, D.C. Dulles Intl

Fri 2/6

12:23 pm-10:20 am

2 stops15h 57m

$644

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 1/15

2:30 am-3:50 pm

1 stop19h 20m

Washington, D.C. Dulles Intl

Wed 1/28

10:10 pm-10:35 am

2 stops30h 25m

$646

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 1/16

5:55 am-7:09 pm

2 stops19h 14m

Washington, D.C. Dulles Intl

Wed 1/28

12:23 pm-3:35 pm

2 stops21h 12m

$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, January 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 January, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $746.

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 $844. 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 $843 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 $649 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 December 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

$337

Fastest flight time

7h 20m

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 $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 $766.
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 and Saturday. The only airline offering direct flights is Royal Air Maroc.
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 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
7.3
653 reviews
Search SAUDIA flights
TAP AIR PORTUGALPriceFrom $474Free CancellationRating
7.1
2,101 reviews
Search TAP AIR PORTUGAL flights
Air FrancePriceFrom $491Free CancellationRating
7.4
1,514 reviews
Search Air France flights
LufthansaPriceFrom $530Free CancellationRating
6.8
7,675 reviews
Search Lufthansa flights
KLMPriceFrom $558Free CancellationRating
7.7
1,435 reviews
Search KLM flights
United AirlinesPriceFrom $564Free CancellationRating
7.4
9,125 reviews
Search United Airlines flights
Royal Air MarocPriceFrom $745Free CancellationRating
6.2
547 reviews
Search Royal Air Maroc flights

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

    Across 3 Royal Air Maroc flights from Casablanca to Washington, D.C. Dulles Intl Airport this week, the average price was $886, with the best Royal Air Maroc deals starting from $745 round-trip. 547 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
Rockville
Gaithersburg
Harpers Ferry
Manassas
Sterling
Fairfax
Springfield

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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