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Cozumel

$187+ 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CZM
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$498
(Delta)

One-way from

$187
(Air Canada)

Popular in

December

Cheapest in

August

Average price

$599
From Lambert-St Louis to Cozumel
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One-way flight from Lambert-St Louis to Cozumel
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Highest demand for flights based on searches. 6% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amSTL - CZM
1 stop8h 15mDelta
Fri 1/93:15 pmCZM - STL
1 stop5h 24mDelta
Deal found 9/11$498
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amSTL - CZM
1 stop8h 15mDelta
Fri 1/93:15 pmCZM - STL
1 stop5h 24mDelta
Deal found 9/11$514
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:15 amSTL - CZM
1 stop7h 08mUnited Airlines
Tue 11/182:25 pmCZM - STL
1 stop8h 02mUnited Airlines
Deal found 9/10$523
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:15 amSTL - CZM
1 stop7h 04mUnited Airlines
Tue 10/71:21 pmCZM - STL
2 stops20h 28mUnited Airlines
Deal found 9/10$527
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:17 amSTL - CZM
1 stop8h 36mAmerican Airlines
Tue 11/182:55 pmCZM - STL
1 stop7h 32mAmerican Airlines
Deal found 9/11$528
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:08 pmSTL - CZM
1 stop20h 39mAmerican Airlines
Sun 11/22:53 pmCZM - STL
1 stop7h 36mAmerican Airlines
Deal found 9/11$531
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 12/49:30 amSTL - CZM
1 stop28h 20mAmerican Airlines
Tue 12/93:16 pmCZM - STL
1 stop8h 43mAmerican Airlines
Deal found 9/9$537
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:05 amSTL - CZM
1 stop7h 10mDelta
Sat 1/104:28 pmCZM - STL
1 stop6h 42mDelta
Deal found 9/11$539
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amSTL - CZM
1 stop8h 15mDelta
Sat 1/104:28 pmCZM - STL
1 stop6h 42mDelta
Deal found 9/11$554
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:05 amSTL - CZM
1 stop7h 10mDelta
Fri 1/93:15 pmCZM - STL
1 stop5h 24mDelta
Deal found 9/11$574
This United Airlines deal was found by Cheapflights users on 9/9. 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 12/46:15 amSTL - CZM
1 stop7h 08mUnited Airlines
Tue 12/92:25 pmCZM - STL
2 stops21h 50mUnited Airlines
Deal found 9/9$577

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 September 11, 2025.
Use the filters below to find and compare flights from St. Louis to Cozumel that are best for you.

Fly from

St. Louis

Fly to

Cozumel

Route

Depart

Return

Price

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 12/31

7:05 am-2:15 pm

1 stop7h 10m

Cozumel

Thu 1/8

3:15 pm-11:40 pm

1 stop8h 25m

$498

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 12/31

7:05 am-2:15 pm

1 stop7h 10m

Cozumel

Fri 1/9

3:15 pm-8:39 pm

1 stop5h 24m

$498

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 12/29

7:05 am-2:15 pm

1 stop7h 10m

Cozumel

Wed 1/7

3:15 pm-11:40 pm

1 stop8h 25m

$514

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Thu 1/1

6:00 am-2:15 pm

1 stop8h 15m

Cozumel

Fri 1/9

3:15 pm-8:39 pm

1 stop5h 24m

$523

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 12/31

7:05 am-2:15 pm

1 stop7h 10m

Cozumel

Sat 1/10

4:28 pm-11:10 pm

1 stop6h 42m

$539

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 12/29

6:00 am-2:15 pm

1 stop8h 15m

Cozumel

Sat 1/10

4:28 pm-11:10 pm

1 stop6h 42m

$554

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Thu 1/1

6:00 am-2:15 pm

1 stop8h 15m

Cozumel

Sat 1/10

4:28 pm-11:10 pm

1 stop6h 42m

$564

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 12/30

6:00 am-2:15 pm

1 stop8h 15m

Cozumel

Thu 1/8

3:15 pm-11:40 pm

1 stop8h 25m

$574

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sun 12/28

7:05 am-2:15 pm

1 stop7h 10m

Cozumel

Fri 1/9

3:15 pm-8:39 pm

1 stop5h 24m

$574

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sun 12/28

7:05 am-2:15 pm

1 stop7h 10m

Cozumel

Thu 1/8

3:15 pm-11:40 pm

1 stop8h 25m

$574

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 20 results
1
2

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

How far ahead should I book a flight from St. Louis to Cozumel?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Cozumel. Price data was last updated on August 29, 2025.

The price you pay for your flight from St. Louis to Cozumel may vary depending on when you book. For the best chance of a lower fare, look to book 12 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Cozumel (average of $464). Flying from St. Louis to Cozumel in June is currently the most expensive (average of $644). 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 September 11, 2025.
See what other customers who have flown with Delta, Aeromexico, and United 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.
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aeromexico
7.5
Good
1,701 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $498, Delta can have you in Cozumel from St. Louis in 7h 10m. 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 Delta is currently your cheapest option to Cozumel, with prices starting at $370. Additional round-trip tickets that might be worth considering are offered by United Airlines and Aeromexico, with the lowest prices starting at $387 and $463, respectively. You may be able to fly from St. Louis to Cozumel for 40% 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, January is the cheapest month in which you can book a flight from St. Louis to Cozumel (average of $464). Flying from St. Louis to Cozumel in June is currently the most expensive (average of $644). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from St. Louis to Cozumel

Discover the top 4 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$370Average$526FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$387Average$646FlexibilityNo cancel feeOn-time69%
AeromexicoCheapest$463Average$527FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$492Average$650FlexibilityNo cancel feeOn-time71%

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