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$515+ Cheap flights from St. Louis (STL) to Casablanca (CMN)

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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CMN
Jun 13 — Jun 201
Sat 6/13
Sat 6/20
1 adult, Economy
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Cheap flight deals from St. Louis to Casablanca

Cheapest flights from St. Louis to Casablanca
Explore the most affordable flight options available from St. Louis to Casablanca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2026.

This British Airways deal was found by Cheapflights users on 5/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:14 am
STL
-
CMN
2 stops20h 51m
Multiple Airlines
Wed 11/41:45 pm
CMN
-
STL
2 stops28h 28m
Multiple Airlines
Deal found 5/11$825
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Mon 10/268:15 pm
STL
-
CMN
2 stops31h 15m
United Airlines
Fri 11/612:15 pm
CMN
-
STL
2 stops42h 10m
United Airlines
Deal found 5/13$830
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Fri 10/238:15 pm
STL
-
CMN
2 stops55h 15m
United Airlines
Wed 11/412:15 pm
CMN
-
STL
2 stops33h 03m
United Airlines
Deal found 5/13$835
This KLM deal was found by Cheapflights users on 5/13. 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.
Sun 10/255:30 pm
STL
-
CMN
2 stops19h 05m
Multiple Airlines
Tue 11/35:55 am
CMN
-
STL
2 stops18h 11m
Multiple Airlines
Deal found 5/13$872
This Air Canada deal was found by Cheapflights users on 5/14. 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 10/254:15 pm
STL
-
CMN
2 stops27h 05m
Air Canada
Wed 11/412:15 pm
CMN
-
STL
3 stops17h 39m
Air Canada
Deal found 5/14$874
This KAYAK deal was found by Cheapflights users on 5/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:15 pm
STL
-
CMN
2 stops23h 05m
Lufthansa
Thu 11/52:30 am
CMN
-
STL
1 stop18h 25m
Lufthansa
Deal found 5/13$876
This United Airlines deal was found by Cheapflights users on 5/13. 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 10/2410:23 am
STL
-
CMN
2 stops41h 07m
United Airlines
Sat 11/712:15 pm
CMN
-
STL
2 stops33h 03m
United Airlines
Deal found 5/13$880
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Sun 8/212:10 pm
STL
-
CMN
1 stop13h 05m
United Airlines
Tue 9/159:00 am
CMN
-
STL
2 stops44h 50m
United Airlines
Deal found 5/11$881
This Gotogate deal was found by Cheapflights users on 5/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/212:10 pm
STL
-
CMN
1 stop13h 05m
Multiple Airlines
Mon 9/141:25 am
CMN
-
STL
1 stop18h 00m
Multiple Airlines
Deal found 5/11$891

Find flight deals from St. Louis to Casablanca

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Casablanca (CMN). 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 May 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$825
(British Airways)

One-way from

$515
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$871
Provider with most accurate pricing for Lambert-St Louis-Casablanca Mohamed V flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Casablanca Mohamed V flights.
Search Deals
From Lambert-St Louis to Casablanca Mohamed V
Search Deals
One-way flight from Lambert-St Louis to Casablanca Mohamed V
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($273 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Casablanca 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 May 14, 2026.
Use the filters below to find and compare flights from St. Louis to Casablanca that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCasablanca

STL - CMN

STLCMN

Lambert-St Louis

Sun 10/25

10:14 am-1:05 pm

2 stops20h 51m

Casablanca Mohamed V

Wed 11/4

1:45 pm-11:13 am

2 stops28h 28m

$825

St. LouisCasablanca

STL - CMN

STLCMN

Lambert-St Louis

Tue 10/27

6:30 am-9:30 am

2 stops21h 00m

Casablanca Mohamed V

Fri 11/6

12:15 pm-7:25 pm

2 stops38h 10m

$825

St. LouisCasablanca

STL - CMN

STLCMN

Lambert-St Louis

Sun 10/25

4:15 pm-1:20 am

2 stops27h 05m

Casablanca Mohamed V

Wed 11/4

12:15 pm-10:54 pm

3 stops17h 39m

$874

St. LouisCasablanca

STL - CMN

STLCMN

Lambert-St Louis

Sun 8/2

12:10 pm-7:15 am

1 stop13h 05m

Casablanca Mohamed V

Tue 9/15

9:00 am-11:50 pm

2 stops44h 50m

$881
Quickest round-trip

St. LouisCasablanca

STL - CMN

STLCMN

Lambert-St Louis

Tue 6/30

1:20 pm-7:15 am

1 stop11h 55m

Casablanca Mohamed V

Fri 7/31

9:00 am-6:42 pm

1 stop15h 42m

$1,106
Cheapest one-way
Quickest one-way

St. LouisCasablanca

STL - CMN

STLCMN

Lambert-St Louis

Sun 7/26

12:10 pm-7:15 am

1 stop13h 05m

$612

St. LouisCasablanca

STL - CMN

STLCMN

Lambert-St Louis

Sun 7/26

8:43 am-7:15 am

2 stops16h 32m

$617

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Sorted by cheapest first

Compare providers for flights from St. Louis to Casablanca

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 St. Louis to Casablanca in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 St. Louis-Casablanca flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Casablanca flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Casablanca flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Casablanca flights, Cheapflights users trust FlightHub the most. FlightHub 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 St. Louis-Casablanca 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 St. Louis to Casablanca

Have a flexible travel schedule? Discover the best time to fly to Casablanca from St. Louis 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 St. Louis to Casablanca

How much does it cost to fly round-trip from St. Louis to Casablanca?

Reviews of airlines servicing Casablanca

Get insights into the airlines that provide service to Casablanca. 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 Casablanca. Reviews last updated May 14, 2026.
Read through reviews of airlines operating flights from St. Louis to Casablanca, such as United Airlines and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,711 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,711 reviews
United Airlines
7.4
Good
9,711 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Air Canada
7.1
Good
11,033 reviews
United Airlines
7.4
Good
9,711 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

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

  • What are the cheapest airlines flying from St. Louis to Casablanca round-trip?

    Air Canada, at $593, was found to be the cheapest airline from St. Louis to Casablanca. An alternate airline flying to your destination would be United Airlines. Users have found that Air Canada is 41% cheaper than the other options available to this destination.

  • Can I find deals for flights from St. Louis to Casablanca that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Casablanca?

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

  • Can I find deals for business class flights from St. Louis to Casablanca?

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

See more FAQs

Traveling to a place near Casablanca?

Book flights to Casablanca if you plan to visit one of these locations
El Jadida
Mohammedia

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Alternative routes for St. Louis to Casablanca

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from St. Louis to Casablanca

Discover the top 2 airlines that operate flights from St. Louis to Casablanca. 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 May 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$593Average$1,356FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$690Average$1,088FlexibilityNo cancel feeOn-time69%

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