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Cheap flights from St. Louis to Cancún from $178

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 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
4:05 pm - 2:50 pmSTL-CZM
22h 45m1 stop
Air Canada Logo
4:00 pm - 3:29 pmCZM-STL
23h 29m1 stop
$421Air Canada
Find Deal
Tue, Dec 2 - Wed, Dec 10
Aeromexico Logo
7:10 am - 1:50 pmSTL-CZM
6h 40m1 stop
Aeromexico Logo
3:05 pm - 8:39 pmCZM-STL
5h 34m1 stop
$451Aeromexico
Find Deal
Wed, Jan 21 - Wed, Jan 28
Aeromexico Logo
7:10 am - 1:50 pmSTL-CZM
6h 40m1 stop
Aeromexico Logo
3:05 pm - 11:39 pmCZM-STL
8h 34m1 stop
$457Aeromexico
Find Deal
Wed, Jan 21 - Wed, Jan 28
Air Canada Logo
4:05 pm - 2:05 pmSTL-CZM
22h 00m1 stop
Air Canada Logo
4:00 pm - 3:29 pmCZM-STL
23h 29m1 stop
$458Air Canada
Find Deal
Sat, Dec 6 - Wed, Dec 10
American Airlines Logo
7:15 am - 2:24 pmSTL-CZM
7h 09m1 stop
American Airlines Logo
3:24 pm - 4:14 pmCZM-STL
24h 50m1 stop
$459American Airlines
Find Deal
Mon, Feb 2 - Tue, Feb 10
Delta Logo
6:00 am - 2:00 pmSTL-CZM
8h 00m1 stop
Delta Logo
3:15 pm - 11:38 pmCZM-STL
8h 23m1 stop
$475Delta
Find Deal
Wed, Feb 25 - Wed, Mar 4
United Airlines Logo
6:00 am - 1:23 pmSTL-CZM
7h 23m1 stop
United Airlines Logo
2:25 pm - 10:13 amCZM-STL
19h 48m2 stops
$479United Airlines
Find Deal
Tue, Feb 24 - Tue, Mar 3
United Airlines Logo
6:00 am - 1:23 pmSTL-CZM
7h 23m1 stop
United Airlines Logo
2:25 pm - 10:14 pmCZM-STL
7h 49m1 stop
$481United Airlines
Find Deal
Tue, Feb 24 - Tue, Mar 3
American Airlines Logo
7:00 am - 1:54 pmSTL-CZM
6h 54m1 stop
American Airlines Logo
3:25 pm - 9:08 amCZM-STL
17h 43m1 stop
$487American Airlines
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Wed, Dec 31 - Tue, Jan 6
Delta Logo
6:00 am - 2:00 pmSTL-CZM
8h 00m1 stop
Delta Logo
3:15 pm - 11:38 pmCZM-STL
8h 23m1 stop
$491Delta
Find Deal
Sat, Feb 28 - Wed, Mar 4

Aeromexico flights from St. Louis to Cozumel

Our best Aeromexico deals on St. Louis to Cozumel flight tickets
Aeromexico
Jan 21
STL7:10 amLambert-St Louis
6h 40m
1 stop
CZM1:50 pmCozumel
Jan 28
CZM3:05 pmCozumel
5h 34m
1 stop
STL8:39 pmLambert-St Louis
$451
Find similar
Aeromexico
Jan 21
STL7:10 amLambert-St Louis
6h 40m
1 stop
CZM1:50 pmCozumel
Jan 28
CZM3:05 pmCozumel
8h 34m
1 stop
STL11:39 pmLambert-St Louis
$457
Find similar
Aeromexico
Feb 9
STL7:10 amLambert-St Louis
6h 40m
1 stop
CZM1:50 pmCozumel
Feb 14
CZM3:15 pmCozumel
8h 23m
1 stop
STL11:38 pmLambert-St Louis
$500
Find similar

American Airlines flights from St. Louis to Cozumel

Our best American Airlines deals on St. Louis to Cozumel flight tickets
American Airlines
Feb 2
STL7:15 amLambert-St Louis
7h 09m
1 stop
CZM2:24 pmCozumel
Feb 10
CZM3:24 pmCozumel
24h 50m
1 stop
STL4:14 pmLambert-St Louis
$459
Find similar
American Airlines
Dec 31
STL7:00 amLambert-St Louis
6h 54m
1 stop
CZM1:54 pmCozumel
Jan 6
CZM3:25 pmCozumel
17h 43m
1 stop
STL9:08 amLambert-St Louis
$487
Find similar
American Airlines
Mar 1
STL5:05 amLambert-St Louis
9h 06m
1 stop
CZM2:11 pmCozumel
Mar 6
CZM3:10 pmCozumel
17h 42m
1 stop
STL8:52 amLambert-St Louis
$514
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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 November 12, 2025.
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

Tue 12/2

4:05 pm-2:50 pm

1 stop22h 45m

Cozumel

Wed 12/10

4:00 pm-3:29 pm

1 stop23h 29m

$421

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 1/21

7:10 am-1:50 pm

1 stop6h 40m

Cozumel

Wed 1/28

3:05 pm-8:39 pm

1 stop5h 34m

$451

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 1/21

7:10 am-1:50 pm

1 stop6h 40m

Cozumel

Wed 1/28

3:05 pm-11:39 pm

1 stop8h 34m

$457

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 12/6

4:05 pm-2:05 pm

1 stop22h 00m

Cozumel

Wed 12/10

4:00 pm-3:29 pm

1 stop23h 29m

$458

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 2/2

7:15 am-2:24 pm

1 stop7h 09m

Cozumel

Tue 2/10

3:24 pm-4:14 pm

1 stop24h 50m

$459

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 2/25

6:00 am-2:00 pm

1 stop8h 00m

Cozumel

Wed 3/4

3:15 pm-11:38 pm

1 stop8h 23m

$475

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 2/24

6:00 am-1:23 pm

1 stop7h 23m

Cozumel

Tue 3/3

2:25 pm-10:13 am

2 stops19h 48m

$479

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 2/24

6:00 am-1:23 pm

1 stop7h 23m

Cozumel

Tue 3/3

2:25 pm-10:14 pm

1 stop7h 49m

$481

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 12/31

7:00 am-1:54 pm

1 stop6h 54m

Cozumel

Tue 1/6

3:25 pm-9:08 am

1 stop17h 43m

$487

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 2/28

6:00 am-2:00 pm

1 stop8h 00m

Cozumel

Wed 3/4

3:15 pm-11:38 pm

1 stop8h 23m

$491

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 March, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $542.

What is the cheapest day to depart on your flight to Cozumel?

On average, the least expensive day to fly to Cozumel from St. Louis is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $495. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Cozumel for around $615.

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

Direct flights

None
There are no direct flights from St. Louis to Cozumel. There are no popular flight routes from St. Louis to Cozumel.
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  • 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 35m 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
American AirlinesPriceFrom $470Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
United AirlinesPriceFrom $473Free CancellationRating
7.4
9,013 reviews
Search United Airlines flights
DeltaPriceFrom $490Free CancellationRating
7.9
8,008 reviews
Search Delta 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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