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Cozumel

$273+ Cheap flights from St. Louis (STL) to Cozumel (CZM)

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CZM
août 22 — août 291
sam. 8/22
sam. 8/29
1 adult, Economy
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Cheap flight deals from St. Louis to Cozumel

Cheapest flights from St. Louis to Cozumel
Explore the most affordable flight options available from St. Louis to Cozumel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 23, 2026.

This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/185:00 am
STL
-
CZM
1 stop8h 18m
American Airlines
mar. 8/251:58 pm
CZM
-
STL
1 stop8h 42m
American Airlines
Deal found 7/19$581
This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/45:00 am
STL
-
CZM
1 stop8h 22m
American Airlines
mer. 11/113:18 pm
CZM
-
STL
1 stop7h 41m
American Airlines
Deal found 7/19$586
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/1510:16 am
STL
-
CZM
1 stop27h 25m
American Airlines
mer. 8/191:58 pm
CZM
-
STL
1 stop8h 42m
American Airlines
Deal found 7/21$591
This United Airlines deal was found by Cheapflights users on 7/19. 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.
mar. 8/186:15 am
STL
-
CZM
1 stop8h 27m
United Airlines
lun. 8/243:52 pm
CZM
-
STL
2 stops17h 47m
United Airlines
Deal found 7/19$611
This United Airlines deal was found by Cheapflights users on 7/20. 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.
sam. 8/226:54 pm
STL
-
CZM
2 stops19h 48m
United Airlines
sam. 8/293:52 pm
CZM
-
STL
1 stop18h 18m
United Airlines
Deal found 7/20$618
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/225:11 pm
STL
-
CZM
1 stop20h 30m
American Airlines
sam. 8/292:43 pm
CZM
-
STL
1 stop8h 59m
American Airlines
Deal found 7/20$621
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 8/95:00 am
STL
-
CZM
1 stop8h 18m
American Airlines
ven. 8/141:58 pm
CZM
-
STL
1 stop8h 42m
American Airlines
Deal found 7/22$626
This United Airlines deal was found by Cheapflights users on 7/22. 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.
dim. 8/98:35 am
STL
-
CZM
1 stop6h 07m
United Airlines
ven. 8/143:52 pm
CZM
-
STL
2 stops20h 05m
United Airlines
Deal found 7/22$631
This American Airlines deal was found by Cheapflights users on 7/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/305:05 am
STL
-
CZM
1 stop8h 06m
American Airlines
mar. 1/55:07 pm
CZM
-
STL
1 stop16h 44m
American Airlines
Deal found 7/18$636
This United Airlines deal was found by Cheapflights users on 7/19. 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.
mer. 10/75:10 am
STL
-
CZM
2 stops9h 32m
United Airlines
mer. 10/143:52 pm
CZM
-
STL
2 stops16h 56m
United Airlines
Deal found 7/19$638
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 8/206:36 am
STL
-
CZM
1 stop7h 05m
American Airlines
lun. 8/242:43 pm
CZM
-
STL
1 stop8h 59m
American Airlines
Deal found 7/21$641
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 11/66:47 am
STL
-
CZM
1 stop27h 43m
American Airlines
lun. 11/163:18 pm
CZM
-
STL
1 stop9h 15m
American Airlines
Deal found 7/20$652

Find flight deals from St. Louis to Cozumel

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Cozumel (CZM). 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 juillet 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$581
(Aeromexico)

One-way from

$273
(Air Canada)

Popular in

July

Cheapest in

February

Average price

$1,097
Provider with most accurate pricing for Lambert-St Louis-Cozumel Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Cozumel Intl flights.
Search Deals
From Lambert-St Louis to Cozumel Intl
Search Deals
One-way flight from Lambert-St Louis to Cozumel Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($161 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Cozumel 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 juillet 23, 2026.
Use the filters below to find and compare flights from St. Louis to Cozumel that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

sam. 11/7

6:00 am-2:20 pm

1 stop7h 20m

Cozumel Intl

sam. 11/14

4:50 pm-8:48 am

2 stops16h 58m

$636

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

mer. 10/7

5:10 am-2:42 pm

2 stops9h 32m

Cozumel Intl

mer. 10/14

3:52 pm-8:48 am

2 stops16h 56m

$638
Quickest round-trip

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

mar. 10/13

8:35 am-2:42 pm

1 stop6h 07m

Cozumel Intl

mar. 10/20

3:52 pm-10:30 pm

1 stop6h 38m

$701

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

lun. 10/12

6:15 am-2:42 pm

1 stop8h 27m

Cozumel Intl

jeu. 10/22

3:52 pm-10:30 pm

1 stop6h 38m

$701

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

lun. 9/21

6:15 am-2:42 pm

1 stop8h 27m

Cozumel Intl

mar. 9/29

3:52 pm-10:30 pm

1 stop6h 38m

$701

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

mer. 10/21

6:15 am-2:42 pm

1 stop8h 27m

Cozumel Intl

mar. 10/27

3:50 pm-10:20 pm

1 stop6h 30m

$701

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

mar. 9/29

4:50 pm-2:42 pm

2 stops21h 52m

Cozumel Intl

jeu. 10/1

3:52 pm-10:48 am

2 stops18h 56m

$706

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

sam. 10/10

7:01 pm-2:42 pm

2 stops19h 41m

Cozumel Intl

mer. 10/14

3:52 pm-10:30 pm

1 stop6h 38m

$706

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

mar. 9/1

6:54 pm-2:42 pm

2 stops19h 48m

Cozumel Intl

mar. 9/8

3:52 pm-11:57 am

2 stops20h 05m

$706
Cheapest one-way

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

mar. 1/19

5:45 pm-3:12 pm

2 stops20h 27m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from St. Louis to Cozumel

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 Cozumel in July.
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-Cozumel flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Cozumel flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Cozumel flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Cozumel 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-Cozumel 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 Cozumel

Have a flexible travel schedule? Discover the best time to fly to Cozumel 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 Cozumel

What is the cheapest month to book a flight from St. Louis to Cozumel?

Currently, February is the cheapest month in which you can book a flight from St. Louis to Cozumel (average of $440). Flying from St. Louis to Cozumel in July is currently the most expensive (average of $1,097). 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.

Reviews of airlines servicing Cozumel

Get insights into the airlines that provide service to Cozumel. 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 Cozumel. Reviews last updated juillet 23, 2026.
See what other customers who have flown with United Airlines and American Airlines from St. Louis to Cozumel have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,024 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,024 reviews
United Airlines
7.4
Good
10,024 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
American Airlines
7.1
Good
11,832 reviews
United Airlines
7.4
Good
10,024 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

Related info for your journey

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

  • How long is the flight from St. Louis to Cozumel?

    For as low as $636, United Airlines can have you in Cozumel from St. Louis in 7h 20m. St. Louis and Cozumel are separated by a distance of 1276 mi.

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

    Flying on United Airlines is currently your cheapest option to Cozumel, with prices starting at $409. Another option worth looking into is American Airlines, starting at $449 round trip. You may be able to fly from St. Louis to Cozumel for 38% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Cozumel 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 St. Louis to Cozumel?

    Currently, February is the cheapest month in which you can book a flight from St. Louis to Cozumel (average of $440). Flying from St. Louis to Cozumel in July is currently the most expensive (average of $1,097). 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

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Alternative routes for St. Louis to Cozumel

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 Cozumel

Discover the top 2 airlines that operate flights from St. Louis to Cozumel. 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 juillet 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$409Average$597FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$449Average$617FlexibilityNo cancel feeOn-time71%

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