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Cheap flights from St. Louis to Cancún from $218

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 5/23. 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
0 bags

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Find the cheapest flights from St. Louis to Cancún

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
2:20 pm - 10:30 am
STL
-
CZM
21h 10m
1 stop
Air Canada Logo
11:35 am - 12:21 pm
CZM
-
STL
23h 46m
1 stop
$461Air Canada
Sat, Jun 13 - Sun, Jun 21
Air Canada Logo
7:30 am - 10:30 am
STL
-
CZM
28h 00m
1 stop
Air Canada Logo
11:35 am - 12:21 pm
CZM
-
STL
23h 46m
1 stop
$462Air Canada
Sat, Jun 13 - Sun, Jun 21
Aeromexico Logo
6:00 am - 12:45 pm
STL
-
CZM
7h 45m
1 stop
Aeromexico Logo
2:00 pm - 11:58 pm
CZM
-
STL
8h 58m
1 stop
$502Aeromexico
Mon, Mar 23 - Wed, Mar 25
United Airlines Logo
8:15 pm - 2:42 pm
STL
-
CZM
19h 27m
2 stops
United Airlines Logo
3:52 pm - 10:30 pm
CZM
-
STL
5h 38m
1 stop
$519United Airlines
Mon, May 4 - Mon, May 11
United Airlines Logo
8:15 pm - 2:42 pm
STL
-
CZM
19h 27m
2 stops
United Airlines Logo
3:52 pm - 8:39 am
CZM
-
STL
15h 47m
2 stops
$523United Airlines
Mon, May 4 - Mon, May 11
United Airlines Logo
6:05 pm - 2:42 pm
STL
-
CZM
21h 37m
2 stops
United Airlines Logo
3:52 pm - 10:28 pm
CZM
-
STL
5h 36m
1 stop
$530United Airlines
Wed, Apr 8 - Wed, Apr 15
United Airlines Logo
6:05 pm - 2:42 pm
STL
-
CZM
21h 37m
2 stops
United Airlines Logo
3:52 pm - 8:25 am
CZM
-
STL
15h 33m
2 stops
$534United Airlines
Wed, Apr 8 - Wed, Apr 15
American Airlines Logo
5:20 am - 1:10 pm
STL
-
CZM
8h 50m
1 stop
American Airlines Logo
2:10 pm - 10:59 pm
CZM
-
STL
7h 49m
1 stop
$538American Airlines
Wed, May 13 - Wed, May 20
American Airlines Logo
9:41 am - 2:11 pm
STL
-
CZM
29h 30m
1 stop
American Airlines Logo
3:11 pm - 9:37 pm
CZM
-
STL
5h 26m
1 stop
$539American Airlines
Tue, Jun 9 - Tue, Jun 16
United Airlines Logo
6:00 am - 12:23 pm
STL
-
CZM
7h 23m
1 stop
United Airlines Logo
1:25 pm - 9:21 am
CZM
-
STL
18h 56m
1 stop
$540United Airlines
Mon, Mar 23 - Fri, Mar 27

United Airlines flights from St. Louis to Cozumel

Our best United Airlines deals on St. Louis to Cozumel flight tickets
United Airlines
May 4
STL8:15 pmLambert-St Louis
19h 27m
2 stops
CZM2:42 pmCozumel
May 11
CZM3:52 pmCozumel
5h 38m
1 stop
STL10:30 pmLambert-St Louis
$519
United Airlines
May 4
STL8:15 pmLambert-St Louis
19h 27m
2 stops
CZM2:42 pmCozumel
May 11
CZM3:52 pmCozumel
15h 47m
2 stops
STL8:39 amLambert-St Louis
$523
United Airlines
Apr 8
STL6:05 pmLambert-St Louis
21h 37m
2 stops
CZM2:42 pmCozumel
Apr 15
CZM3:52 pmCozumel
5h 36m
1 stop
STL10:28 pmLambert-St Louis
$530

Aeromexico flights from St. Louis to Cozumel

Our best Aeromexico deals on St. Louis to Cozumel flight tickets
Aeromexico
Mar 23
STL6:00 amLambert-St Louis
7h 45m
1 stop
CZM12:45 pmCozumel
Mar 26
CZM2:00 pmCozumel
8h 58m
1 stop
STL11:58 pmLambert-St Louis
$502
Aeromexico
Apr 5
STL6:00 amLambert-St Louis
7h 45m
1 stop
CZM12:45 pmCozumel
Apr 9
CZM2:00 pmCozumel
8h 58m
1 stop
STL11:58 pmLambert-St Louis
$516
Aeromexico
Mar 25
STL7:03 amLambert-St Louis
6h 42m
1 stop
CZM12:45 pmCozumel
Mar 29
CZM2:00 pmCozumel
8h 58m
1 stop
STL11:58 pmLambert-St Louis
$546

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 February 27, 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

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 6/13

2:20 pm-10:30 am

1 stop21h 10m

Cozumel

Sun 6/21

11:35 am-12:21 pm

1 stop23h 46m

$461

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 6/13

7:30 am-10:30 am

1 stop28h 00m

Cozumel

Sun 6/21

11:35 am-12:21 pm

1 stop23h 46m

$462

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 3/23

6:00 am-12:45 pm

1 stop7h 45m

Cozumel

Wed 3/25

2:00 pm-11:58 pm

1 stop8h 58m

$502

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 5/4

8:15 pm-2:42 pm

2 stops19h 27m

Cozumel

Mon 5/11

3:52 pm-10:30 pm

1 stop5h 38m

$519

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 5/4

8:15 pm-2:42 pm

2 stops19h 27m

Cozumel

Mon 5/11

3:52 pm-8:39 am

2 stops15h 47m

$523

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 4/8

6:05 pm-2:42 pm

2 stops21h 37m

Cozumel

Wed 4/15

3:52 pm-10:28 pm

1 stop5h 36m

$530

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 4/8

6:05 pm-2:42 pm

2 stops21h 37m

Cozumel

Wed 4/15

3:52 pm-8:25 am

2 stops15h 33m

$534

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 5/13

5:20 am-1:10 pm

1 stop8h 50m

Cozumel

Wed 5/20

2:10 pm-10:59 pm

1 stop7h 49m

$538

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 6/9

9:41 am-2:11 pm

1 stop29h 30m

Cozumel

Tue 6/16

3:11 pm-9:37 pm

1 stop5h 26m

$539

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 3/23

6:00 am-12:23 pm

1 stop7h 23m

Cozumel

Fri 3/27

1:25 pm-9:21 am

1 stop18h 56m

$540

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cancún from

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 typical price of a round-trip flight between St. Louis and Cozumel?

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 $506.

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 42m

Direct flights

None
The fastest flight from St. Louis to Cozumel takes 6h 42m
There are no direct flights from St. Louis to Cozumel. There are no popular flight routes from St. Louis to Cozumel.
Search flight deals

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

    The distance between Lambert-St Louis and Cozumel is about 1266.6 mi. Typically, this will take 6h 42m by plane in normal conditions.

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

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

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

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

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

    The necessary travel and health documents for your Cozumel 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
9,349 reviews
Search United Airlines flights
American AirlinesPriceFrom $449Free CancellationRating
7.2
11,357 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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