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Cozumel

$231+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CZM
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
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 March 11, 2026.

This Air Canada deal was found by Cheapflights users on 3/7. 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 5/307:05 am
STL
-
CZM
1 stop30h 25m
Air Canada
Sun 6/71:35 pm
CZM
-
STL
1 stop21h 31m
Air Canada
Deal found 3/7$509
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Tue 4/216:00 am
STL
-
CZM
1 stop9h 42m
United Airlines
Tue 4/283:52 pm
CZM
-
STL
1 stop5h 36m
United Airlines
Deal found 3/7$523
This United Airlines deal was found by Cheapflights users on 3/6. 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 4/16:05 pm
STL
-
CZM
2 stops21h 37m
United Airlines
Wed 4/83:52 pm
CZM
-
STL
2 stops15h 33m
United Airlines
Deal found 3/6$528
This Aeromexico deal was found by Cheapflights users on 3/10. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 am
STL
-
CZM
1 stop7h 45m
Aeromexico
Tue 4/72:00 pm
CZM
-
STL
1 stop8h 58m
Aeromexico
Deal found 3/10$533
This Aeromexico deal was found by Cheapflights users on 3/8. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/57:03 am
STL
-
CZM
1 stop6h 42m
Aeromexico
Thu 4/92:00 pm
CZM
-
STL
1 stop8h 58m
Aeromexico
Deal found 3/8$537
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Mon 5/45:20 am
STL
-
CZM
1 stop8h 50m
American Airlines
Mon 5/112:10 pm
CZM
-
STL
1 stop7h 49m
American Airlines
Deal found 3/8$538
This American Airlines deal was found by Cheapflights users on 3/6. 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.
Tue 6/95:25 am
STL
-
CZM
1 stop9h 46m
American Airlines
Tue 6/163:11 pm
CZM
-
STL
1 stop5h 26m
American Airlines
Deal found 3/6$551
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Tue 12/18:15 pm
STL
-
CZM
2 stops17h 08m
United Airlines
Thu 12/102:25 pm
CZM
-
STL
1 stop7h 41m
United Airlines
Deal found 3/8$556
This American Airlines deal was found by Cheapflights users on 3/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:12 am
STL
-
CZM
1 stop6h 58m
American Airlines
Mon 5/112:10 pm
CZM
-
STL
1 stop7h 49m
American Airlines
Deal found 3/10$558
This American Airlines deal was found by Cheapflights users on 3/6. 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.
Mon 5/47:12 am
STL
-
CZM
1 stop6h 58m
American Airlines
Tue 5/122:10 pm
CZM
-
STL
1 stop7h 49m
American Airlines
Deal found 3/6$559
This American Airlines deal was found by Cheapflights users on 3/8. 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 5/37:12 am
STL
-
CZM
1 stop6h 58m
American Airlines
Tue 5/122:10 pm
CZM
-
STL
1 stop7h 49m
American Airlines
Deal found 3/8$561

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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$509
(Air Canada)

One-way from

$231
(Delta)

Popular in

December

Cheapest in

February

Average price

$717
Provider with most accurate pricing for Lambert-St Louis-Cozumel flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Cozumel flights.
Search Deals
From Lambert-St Louis to Cozumel
Search Deals
One-way flight from Lambert-St Louis to Cozumel
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 11, 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

Wed 4/1

6:05 pm-2:42 pm

2 stops21h 37m

Cozumel

Wed 4/8

3:52 pm-10:28 pm

1 stop5h 36m

$523

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Fri 5/8

5:59 pm-12:29 pm

2 stops19h 30m

Cozumel

Thu 5/14

3:52 pm-8:39 am

2 stops15h 47m

$592

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 5/27

8:35 am-2:42 pm

1 stop7h 07m

Cozumel

Wed 6/3

3:52 pm-8:41 am

2 stops15h 49m

$633
Quickest round-trip

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sun 4/19

6:00 am-2:42 pm

1 stop9h 42m

Cozumel

Thu 4/23

3:52 pm-10:28 pm

1 stop5h 36m

$633

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 4/4

1:10 pm-2:42 pm

2 stops26h 32m

Cozumel

Tue 4/7

3:52 pm-10:28 pm

1 stop5h 36m

$638

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 3/30

6:00 am-2:42 pm

1 stop9h 42m

Cozumel

Wed 4/1

3:52 pm-10:28 pm

1 stop5h 36m

$653

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sun 5/24

9:06 am-2:42 pm

2 stops30h 36m

Cozumel

Thu 5/28

3:52 pm-2:23 pm

2 stops21h 31m

$658

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 4/4

1:10 pm-2:42 pm

2 stops26h 32m

Cozumel

Thu 4/9

3:52 pm-10:28 pm

1 stop5h 36m

$658

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 5/27

8:35 am-2:42 pm

1 stop7h 07m

Cozumel

Tue 6/2

3:52 pm-10:07 am

1 stop17h 15m

$660

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 6/9

1:38 pm-2:42 pm

2 stops26h 04m

Cozumel

Tue 6/16

3:52 pm-9:16 pm

2 stops28h 24m

$666

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 22 resultsSorted by cheapest first
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3

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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, October is the cheapest month in which you can book a flight from St. Louis to Cozumel (average of $186). Flying from St. Louis to Cozumel in April is currently the most expensive (average of $288). 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 March 11, 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
9,414 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,414 reviews
United Airlines
7.4
Good
9,414 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,419 reviews
United Airlines
7.4
Good
9,414 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 $523, United Airlines can have you in Cozumel from St. Louis in 21h 37m. 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 36% 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, October is the cheapest month in which you can book a flight from St. Louis to Cozumel (average of $186). Flying from St. Louis to Cozumel in April is currently the most expensive (average of $288). 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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$409Average$641FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$449Average$614FlexibilityNo cancel feeOn-time71%

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