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Dulles Intl

$311+ Cheap flights from Casablanca (CMN) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
CMN — IAD
May 3 — May 101
Sat 5/3
Sat 5/10
1 adult, Economy
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Cheapflights Tip: The best prices from Casablanca Mohamed V to Washington, D.C. Dulles Intl are usually found in March or May, booked 37 days in advance, depart on a Tuesday or Friday and return on a Friday

Cheap flight deals from Casablanca to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Casablanca (CMN) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 28, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$471
(KAYAK)

One-way from

$311
(oojo)

Popular in

August

Cheapest in

March

Average price

$818
Provider with most accurate pricing for Casablanca Mohamed V-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Casablanca Mohamed V-Washington, D.C. Dulles Intl flights.
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From Casablanca Mohamed V to Washington, D.C. Dulles Intl
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One-way flight from Casablanca Mohamed V to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($138 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Casablanca to Dulles Intl

Cheapest flights from Casablanca to Dulles Intl
Explore the most affordable flight options available from Casablanca to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2025.

This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/242:55 pmCMN - IAD
2 stops29h 50mSAUDIA
Sat 9/136:50 pmIAD - CMN
1 stop29h 50mSAUDIA
Deal found 4/28$473
This Orbitz deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2412:40 pmCMN - IAD
1 stop31h 20mIberia
Sat 9/134:35 pmIAD - CMN
1 stop14h 30mIberia
Deal found 4/28$517
This Air France deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1410:20 amCMN - IAD
1 stop13h 55mAir France
Sat 12/66:30 pmIAD - CMN
1 stop18h 55mAir France
Deal found 4/28$528
This KLM deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/277:30 amCMN - IAD
1 stop13h 50mMultiple Airlines
Sat 9/209:20 pmIAD - CMN
1 stop18h 40mMultiple Airlines
Deal found 4/28$533
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/277:30 amCMN - IAD
1 stop16h 45mDelta
Sat 9/205:10 pmIAD - CMN
2 stops19h 10mDelta
Deal found 4/28$540
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1011:30 amCMN - IAD
1 stop14h 20mTAP AIR PORTUGAL
Wed 1/710:30 pmIAD - CMN
1 stop11h 30mTAP AIR PORTUGAL
Deal found 4/28$553
This Air Canada deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/289:00 amCMN - IAD
2 stops31h 29mAir Canada
Sat 10/45:22 pmIAD - CMN
2 stops32h 53mAir Canada
Deal found 4/28$554
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/159:00 amCMN - IAD
2 stops41h 25mUnited Airlines
Mon 8/45:13 pmIAD - CMN
2 stops33h 02mUnited Airlines
Deal found 4/28$562
This Travelocity deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/41:25 amCMN - IAD
1 stop17h 05mLufthansa
Sat 9/2010:15 pmIAD - CMN
1 stop21h 15mLufthansa
Deal found 4/28$566
This KLM deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/311:00 pmCMN - IAD
1 stop21h 35mKLM
Thu 7/179:20 pmIAD - CMN
1 stop18h 40mKLM
Deal found 4/28$603
This Gotogate deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/124:05 pmCMN - IAD
Nonstop8h 00mRoyal Air Maroc
Mon 5/199:05 pmIAD - CMN
Nonstop7h 15mRoyal Air Maroc
Deal found 4/28$745

Cheapflights Fare Finder

Customize your flight search to find flights from Casablanca to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated April 28, 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

Casablanca

Fly to

Dulles Intl

Route

Depart

Return

Price

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 6/27

2:55 pm-3:45 pm

1 stop29h 50m

Washington, D.C. Dulles Intl

Sat 9/20

6:50 pm-5:40 am

1 stop29h 50m

$471

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Mon 10/13

11:30 am-8:50 pm

1 stop14h 20m

Washington, D.C. Dulles Intl

Fri 10/24

5:00 pm-4:25 pm

1 stop18h 25m

$509

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Tue 6/24

12:40 pm-3:00 pm

1 stop31h 20m

Washington, D.C. Dulles Intl

Sat 9/13

4:35 pm-12:05 pm

1 stop14h 30m

$517

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 6/27

7:30 am-4:20 pm

1 stop13h 50m

Washington, D.C. Dulles Intl

Sat 9/20

9:20 pm-9:00 pm

1 stop18h 40m

$533

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 6/27

7:30 am-7:15 pm

1 stop16h 45m

Washington, D.C. Dulles Intl

Sat 9/20

5:10 pm-5:20 pm

2 stops19h 10m

$540

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Tue 5/20

9:00 am-9:08 pm

1 stop17h 08m

Washington, D.C. Dulles Intl

Wed 9/10

9:45 am-7:15 am

1 stop16h 30m

$547

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Tue 5/20

9:00 am-9:08 pm

1 stop17h 08m

Washington, D.C. Dulles Intl

Tue 3/24

9:55 am-7:50 am

1 stop16h 55m

$556

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 7/4

1:25 am-1:30 pm

1 stop17h 05m

Washington, D.C. Dulles Intl

Sat 9/20

10:15 pm-12:30 am

1 stop21h 15m

$566

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Fri 6/27

7:30 am-4:20 pm

1 stop13h 50m

Washington, D.C. Dulles Intl

Sat 9/13

12:30 pm-9:15 am

2 stops15h 45m

$583

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Thu 5/22

12:40 pm-3:00 pm

1 stop31h 20m

Washington, D.C. Dulles Intl

Sun 3/22

10:55 pm-6:20 pm

2 stops14h 25m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 20 results
1
2

Compare providers for flights from Casablanca to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Casablanca to Dulles Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Casablanca-Washington, D.C. Dulles Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Casablanca-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Casablanca-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Casablanca-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Casablanca-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Casablanca to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Casablanca with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Casablanca to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Casablanca to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Casablanca to Dulles Intl. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Casablanca to Washington, D.C. Dulles Intl Airport, you should look to book at least 37 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Casablanca to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Casablanca to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Casablanca to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CMN to IAD?

Find hourly flight availability from Casablanca to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 28, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 40% on flights from Casablanca to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the morning.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated April 28, 2025.
To help decide which airline to fly from Casablanca to Washington, D.C., see what other customers have to say about Delta, KLM and Qatar Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Qatar Airways
7.4
Good
3,561 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SAUDIA
7.4
Good
611 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,444 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Casablanca to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Casablanca to Washington, D.C. Dulles Intl?

    Casablanca Mohamed V (CMN) is the airport you will fly out of if you book a flight from Casablanca to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Mohamed V; the airport handles an average of 1 outbound flight to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 9 airlines have flights from the Casablanca airport to Washington, D.C. Dulles Intl. It is only a 14.3 mi journey to Mohamed V (CMN) from Casablanca’s city center.

  • What are the cheapest airlines flying from Casablanca to Washington, D.C. Dulles Intl Airport round-trip?

    According to our current data, SAUDIA ($471), TAP AIR PORTUGAL ($509), and Iberia ($517) offers the cheapest pricing from Casablanca to Washington, D.C. Dulles Intl Airport. Users have found that SAUDIA is 43% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Casablanca to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $311 on SAUDIA. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $347 and United Airlines from $539 one-way.

  • What are the cheapest flights from Casablanca to Washington, D.C. Dulles Intl Airport?

    Looking for the cheapest flight from Casablanca to Washington, D.C. Dulles Intl Airport? While on average our users pay $812, our data indicates the cheapest price to be $603. The most popular route (Casablanca Mohamed V - Washington, D.C. Dulles Intl), is priced around $434.

  • Can I find deals for flights from Casablanca to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Casablanca to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Casablanca to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Casablanca to Dulles Intl.

  • Can I find deals for business class flights from Casablanca to Dulles Intl?

    Yes. Cheapflights offers flight deals from Casablanca to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Casablanca to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Casablanca to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Casablanca to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Casablanca?

Book flights to Casablanca if you plan to visit one of these locations
Arlington
Alexandria
Woodbridge
Fairfax
Tysons
Springfield
Rockville
Fredericksburg
Gaithersburg
Silver Spring
Linthicum Heights
Falls Church
Laurel
Easton
Herndon
Sterling
Bowie
Towson
National Harbor
Oxon Hill

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Top 9 airlines flying from Casablanca to Dulles Intl

Discover the top 9 airlines that operate flights from Casablanca to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
SAUDIACheapest$397Average$464FlexibilityNo cancel feeOn-time86%
TAP AIR PORTUGALCheapest$408Average$570FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$434Average$722FlexibilityNo cancel feeOn-time71%
IberiaCheapest$435Average$539FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$491Average$608FlexibilityNo cancel feeOn-time77%
DeltaCheapest$501Average$650FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$508Average$574FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$526Average$664FlexibilityNo cancel feeOn-time76%
Royal Air MarocCheapest$765Average$975FlexibilityNo cancel feeOn-time75%

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