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Dulles Intl

$343+ 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 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
CMN — IAD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Casablanca Mohamed V to Washington, D.C. Dulles Intl are usually found in May or December, booked 55 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap 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 December 12, 2025.

This Priceline deal was found by Cheapflights users on 12/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:15 pmCMN - IAD
1 stop14h 44mAir Canada
Thu 2/269:45 amIAD - CMN
1 stop19h 50mAir Canada
Deal found 12/11$621
This Priceline deal was found by Cheapflights users on 12/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2112:15 pmCMN - IAD
2 stops15h 10mAir Canada
Sun 10/189:45 amIAD - CMN
1 stop16h 30mAir Canada
Deal found 12/10$624
This Priceline deal was found by Cheapflights users on 12/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:15 pmCMN - IAD
1 stop14h 44mAir Canada
Wed 3/410:09 pmIAD - CMN
2 stops31h 26mAir Canada
Deal found 12/11$628
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:20 pmCMN - IAD
1 stop14h 40mTAP AIR PORTUGAL
Wed 3/1111:30 pmIAD - CMN
1 stop12h 30mTAP AIR PORTUGAL
Deal found 12/11$632
This Air Canada deal was found by Cheapflights users on 12/10. 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.
Wed 12/2412:15 pmCMN - IAD
2 stops14h 11mAir Canada
Wed 1/710:06 pmIAD - CMN
2 stops30h 29mAir Canada
Deal found 12/10$634
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 12/2412:15 pmCMN - IAD
2 stops34h 09mUnited Airlines
Thu 2/269:00 amIAD - CMN
2 stops20h 35mUnited Airlines
Deal found 12/11$636
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sat 12/2012:15 pmCMN - IAD
1 stop14h 44mUnited Airlines
Tue 12/3010:15 pmIAD - CMN
2 stops30h 20mUnited Airlines
Deal found 12/11$637
This Air Canada deal was found by Cheapflights users on 12/11. 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.
Sun 12/2112:15 pmCMN - IAD
2 stops15h 10mAir Canada
Sun 11/295:15 pmIAD - CMN
2 stops35h 20mAir Canada
Deal found 12/11$643
This CheapOair deal was found by Cheapflights users on 12/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2012:15 pmCMN - IAD
2 stops39h 10mAir Canada
Tue 12/3010:08 pmIAD - CMN
2 stops30h 27mAir Canada
Deal found 12/10$647
This FlightHub deal was found by Cheapflights users on 12/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:15 pmCMN - IAD
1 stop14h 44mAir Canada
Tue 1/610:06 pmIAD - CMN
2 stops54h 29mAir Canada
Deal found 12/11$650

Find 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 December 12, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$611
(FlightHub)

One-way from

$343
(Orbitz)

Popular in

August

Cheapest in

May

Average price

$765
Provider with most accurate pricing for Casablanca Mohamed V-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Casablanca Mohamed V-Washington, D.C. Dulles Intl flights.
Search Deals
From Casablanca Mohamed V to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Casablanca Mohamed V to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 12, 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

Thu 1/15

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Sat 1/31

5:30 pm-11:25 am

1 stop11h 55m

$613

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Tue 1/20

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Wed 1/28

10:30 pm-4:00 pm

1 stop11h 30m

$613

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Sat 1/17

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Thu 1/29

5:30 pm-11:00 am

1 stop11h 30m

$613

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Tue 1/20

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Thu 1/29

5:30 pm-11:00 am

1 stop11h 30m

$613

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Tue 1/20

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Sat 1/31

5:30 pm-11:25 am

1 stop11h 55m

$613

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

Thu 1/29

5:30 pm-11:00 am

1 stop11h 30m

$613

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Mon 1/19

4:50 pm-2:35 pm

1 stop27h 45m

Washington, D.C. Dulles Intl

Fri 1/30

10:30 pm-11:25 am

1 stop30h 55m

$613

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

Wed 1/28

10:30 pm-4:00 pm

1 stop11h 30m

$613

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Tue 1/20

4:50 pm-9:00 pm

1 stop34h 10m

Washington, D.C. Dulles Intl

Tue 2/3

5:30 pm-11:30 am

1 stop12h 00m

$613

CasablancaWashington, D.C.

CMN - IAD

CMNIAD

Casablanca Mohamed V

Wed 1/14

12:20 pm-9:00 pm

1 stop14h 40m

Washington, D.C. Dulles Intl

Sat 1/31

5:30 pm-11:25 am

1 stop11h 55m

$632

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 24 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust 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 Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Casablanca-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. Justfly.com >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 Justfly.com the most. Justfly.com 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 December 5, 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 55 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, May is the cheapest month in which you can book a flight from Casablanca to Washington, D.C. Dulles Intl Airport (average of $448). Flying from Casablanca to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $581). 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 December 12, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 62% on flights from Casablanca to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the morning.

How much does it cost to fly round-trip from Casablanca to Washington, D.C. Dulles Intl Airport?

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 December 12, 2025.
Read through reviews of airlines operating flights from Casablanca to Washington, D.C. Dulles Intl Airport, such as KLM, SAUDIA, and Air France. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,432 reviews

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Overall

7.7

Crew

8.3

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,432 reviews
KLM
7.7
Good
1,432 reviews

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Overall

7.7

Crew

8.3

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
SAUDIA
7.4
Good
647 reviews
KLM
7.7
Good
1,432 reviews

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Overall

7.7

Crew

8.3

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Air France
7.4
Good
1,504 reviews
KLM
7.7
Good
1,432 reviews

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Overall

7.7

Crew

8.3

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
TAP AIR PORTUGAL
7.1
Good
2,089 reviews
KLM
7.7
Good
1,432 reviews

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Overall

7.7

Crew

8.3

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Royal Air Maroc
6.2
Okay
536 reviews
KLM
7.7
Good
1,432 reviews

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Overall

7.7

Crew

8.3

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 7 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.

  • How long is the flight from Casablanca to Washington, D.C. Dulles Intl Airport?

    Departing from Casablanca to Washington, D.C. Dulles Intl Airport will take you 34h 10m. Airlines will cover a distance of 3818 mi.

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

    According to our current data, SAUDIA ($424), TAP AIR PORTUGAL ($474), and Air France ($491) offers the cheapest pricing from Casablanca to Washington, D.C. Dulles Intl Airport. Users have found that SAUDIA is 50% 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 $280 on SAUDIA. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $291 and Air Canada from $511 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 $1,187, our data indicates the cheapest price to be $588. The most popular route (Casablanca Mohamed V - Washington, D.C. Dulles Intl), is priced around $490.

  • 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, May is the cheapest month in which you can book a flight from Casablanca to Washington, D.C. Dulles Intl Airport (average of $448). Flying from Casablanca to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $581). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

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Top 7 airlines flying from Casablanca to Dulles Intl

Discover the top 7 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SAUDIACheapest$424Average$474FlexibilityNo cancel feeOn-time86%
TAP AIR PORTUGALCheapest$474Average$540FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$491Average$634FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$530Average$731FlexibilityNo cancel feeOn-time76%
KLMCheapest$558Average$684FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$564Average$590FlexibilityNo cancel feeOn-time69%
Royal Air MarocCheapest$751Average$898FlexibilityNo cancel feeOn-time75%

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