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Cheap flights from St. Louis to Cancún from $275

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Cancún departing on 12/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Cancún

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:00 am - 1:18 pm
STL
-
CZM
8h 18m
1 stop
American Airlines Logo
1:58 pm - 10:40 pm
CZM
-
STL
8h 42m
1 stop
$582American Airlines
Tue, Aug 11 - Tue, Aug 18
United Airlines Logo
5:10 am - 2:42 pm
STL
-
CZM
9h 32m
2 stops
United Airlines Logo
3:52 pm - 8:39 am
CZM
-
STL
16h 47m
2 stops
$586United Airlines
Tue, Aug 11 - Tue, Aug 18
American Airlines Logo
7:00 am - 1:53 pm
STL
-
CZM
5h 53m
1 stop
American Airlines Logo
3:10 pm - 10:32 pm
CZM
-
STL
8h 22m
1 stop
$587American Airlines
Wed, Nov 4 - Wed, Nov 11
American Airlines Logo
7:24 pm - 2:09 pm
STL
-
CZM
18h 45m
1 stop
American Airlines Logo
2:43 pm - 9:24 am
CZM
-
STL
18h 41m
1 stop
$601American Airlines
Sat, Aug 1 - Fri, Aug 7
United Airlines Logo
6:54 pm - 2:42 pm
STL
-
CZM
19h 48m
2 stops
United Airlines Logo
3:52 pm - 8:39 am
CZM
-
STL
16h 47m
2 stops
$611United Airlines
Sat, Aug 15 - Sat, Aug 22
Air Canada Logo
4:05 pm - 11:45 am
STL
-
CZM
18h 40m
1 stop
Air Canada Logo
12:50 pm - 3:26 pm
CZM
-
STL
27h 36m
1 stop
$617Air Canada
Sat, Dec 5 - Wed, Dec 9
United Airlines Logo
6:54 pm - 2:42 pm
STL
-
CZM
19h 48m
2 stops
United Airlines Logo
3:52 pm - 10:10 am
CZM
-
STL
18h 18m
1 stop
$619United Airlines
Sat, Aug 15 - Sat, Aug 22
Air Canada Logo
4:05 pm - 2:00 pm
STL
-
CZM
20h 55m
2 stops
Air Canada Logo
12:50 pm - 3:26 pm
CZM
-
STL
27h 36m
1 stop
$620Air Canada
Sun, Nov 22 - Wed, Dec 2
American Airlines Logo
5:11 pm - 1:41 pm
STL
-
CZM
20h 30m
1 stop
American Airlines Logo
1:58 pm - 10:40 pm
CZM
-
STL
8h 42m
1 stop
$621American Airlines
Sat, Aug 15 - Sat, Aug 22
United Airlines Logo
5:10 am - 2:42 pm
STL
-
CZM
9h 32m
2 stops
United Airlines Logo
3:52 pm - 8:39 am
CZM
-
STL
16h 47m
2 stops
$669United Airlines
Tue, Aug 4 - Tue, Aug 11

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American Airlines flights from St. Louis to Cozumel

Our best American Airlines deals on St. Louis to Cozumel flight tickets
American Airlines
Aug 17
STL5:42 amLambert-St Louis
7h 59m
1 stop
CZM1:41 pmCozumel Intl
Aug 21
CZM1:58 pmCozumel Intl
8h 42m
1 stop
STL10:40 pmLambert-St Louis
$581
American Airlines
Aug 11
STL5:00 amLambert-St Louis
8h 18m
1 stop
CZM1:18 pmCozumel Intl
Aug 18
CZM1:58 pmCozumel Intl
8h 42m
1 stop
STL10:40 pmLambert-St Louis
$582
American Airlines
Nov 4
STL7:00 amLambert-St Louis
5h 53m
1 stop
CZM1:53 pmCozumel Intl
Nov 11
CZM3:10 pmCozumel Intl
8h 22m
1 stop
STL10:32 pmLambert-St Louis
$587

United Airlines flights from St. Louis to Cozumel

Our best United Airlines deals on St. Louis to Cozumel flight tickets
United Airlines
Aug 11
STL8:35 amLambert-St Louis
6h 07m
1 stop
CZM2:42 pmCozumel Intl
Aug 18
CZM3:52 pmCozumel Intl
16h 47m
2 stops
STL8:39 amLambert-St Louis
$586
United Airlines
Aug 15
STL6:54 pmLambert-St Louis
19h 48m
2 stops
CZM2:42 pmCozumel Intl
Aug 22
CZM3:52 pmCozumel Intl
16h 47m
2 stops
STL8:39 amLambert-St Louis
$611
United Airlines
Aug 15
STL6:54 pmLambert-St Louis
19h 48m
2 stops
CZM2:42 pmCozumel Intl
Aug 22
CZM3:52 pmCozumel Intl
18h 18m
1 stop
STL10:10 amLambert-St Louis
$619

momondo 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, momondo users made 832,500 searches. Data last updated July 2, 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

Tue 8/11

5:00 am-1:18 pm

1 stop8h 18m

Cozumel Intl

Tue 8/18

1:58 pm-10:40 pm

1 stop8h 42m

$582

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 8/11

5:10 am-2:42 pm

2 stops9h 32m

Cozumel Intl

Tue 8/18

3:52 pm-8:39 am

2 stops16h 47m

$586
Quickest round-trip

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 11/4

7:00 am-1:53 pm

1 stop5h 53m

Cozumel Intl

Wed 11/11

3:10 pm-10:32 pm

1 stop8h 22m

$587

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 8/1

7:24 pm-2:09 pm

1 stop18h 45m

Cozumel Intl

Fri 8/7

2:43 pm-9:24 am

1 stop18h 41m

$601

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 8/15

6:54 pm-2:42 pm

2 stops19h 48m

Cozumel Intl

Sat 8/22

3:52 pm-8:39 am

2 stops16h 47m

$611

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 12/5

4:05 pm-11:45 am

1 stop18h 40m

Cozumel Intl

Wed 12/9

12:50 pm-3:26 pm

1 stop27h 36m

$617

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 8/15

6:54 pm-2:42 pm

2 stops19h 48m

Cozumel Intl

Sat 8/22

3:52 pm-10:10 am

1 stop18h 18m

$619

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sun 11/22

4:05 pm-2:00 pm

2 stops20h 55m

Cozumel Intl

Wed 12/2

12:50 pm-3:26 pm

1 stop27h 36m

$620

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 8/15

5:11 pm-1:41 pm

1 stop20h 30m

Cozumel Intl

Sat 8/22

1:58 pm-10:40 pm

1 stop8h 42m

$621

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 8/4

5:10 am-2:42 pm

2 stops9h 32m

Cozumel Intl

Tue 8/11

3:52 pm-8:39 am

2 stops16h 47m

$669

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from St. Louis to Cozumel

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Cozumel?

If you aren’t able to travel to Cozumel during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $496.

When to book flights from St. Louis to Cozumel

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Cozumel according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Cozumel (STL to CZM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Cozumel

Fastest flight time

6h 07m

Direct flights

None
The fastest flight from St. Louis to Cozumel takes 6h 07m
There are no direct flights from St. Louis to Cozumel. There are no popular flight routes from St. Louis to Cozumel.
Search flight deals

Frequently asked questions about flying from St. Louis to Cozumel

  • How far is Lambert-St Louis to Cozumel Intl by plane?

    The distance between Lambert-St Louis and Cozumel Intl is about 1266.6 mi. Typically, this will take 6h 07m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Cozumel Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Cozumel Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Cozumel Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Cozumel Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Cozumel Intl Airport.

  • What documentation or ID do you need to fly to Cozumel Intl Airport?

    The necessary travel and health documents for your Cozumel Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Cozumel?

Best airlines flying from St. Louis to Cozumel

Compare and see reviews for airlines that fly from St. Louis to Cozumel with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $409Free CancellationRating
7.4
9,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $440Free CancellationRating
7.1
11,770 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Cozumel?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cozumel from St. Louis.

Can I find flights from St. Louis to Cozumel with flexible booking policies on momondo?

Yes. All flights to Cozumel from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Cozumel?

Once all potential St. Louis to Cozumel flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Cozumel right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Cozumel flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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