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Cheap flights from St. Louis to Cancún from $177

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 11/8. 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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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 - 2:05 pmSTL-CZM
22h 00m1 stop
Air Canada Logo
4:00 pm - 3:29 pmCZM-STL
23h 29m1 stop
$389Air Canada
Find Deal
Sat, Nov 15 - Wed, Dec 10
Delta Logo
6:30 am - 3:13 pmSTL-CZM
8h 43m1 stop
Delta Logo
3:15 pm - 11:40 pmCZM-STL
8h 25m1 stop
$441Delta
Find Deal
Sat, Jan 10 - Sat, Jan 17
Delta Logo
7:30 am - 2:00 pmSTL-CZM
6h 30m1 stop
Delta Logo
2:21 pm - 9:04 amCZM-STL
18h 43m2 stops
$486Delta
Find Deal
Sun, Feb 15 - Wed, Feb 18
Aeromexico Logo
5:55 am - 2:15 pmSTL-CZM
8h 20m1 stop
Aeromexico Logo
2:21 pm - 11:40 pmCZM-STL
9h 19m2 stops
$495Aeromexico
Find Deal
Sat, Jan 3 - Sat, Feb 7
United Airlines Logo
6:00 am - 1:23 pmSTL-CZM
7h 23m1 stop
United Airlines Logo
2:25 pm - 10:00 pmCZM-STL
7h 35m1 stop
$499United Airlines
Find Deal
Mon, Jan 12 - Fri, Jan 16
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
$503United Airlines
Find Deal
Mon, Jan 12 - Fri, Jan 16
Aeromexico Logo
6:00 am - 2:15 pmSTL-CZM
8h 15m1 stop
Aeromexico Logo
3:30 pm - 11:42 pmCZM-STL
8h 12m1 stop
$506Aeromexico
Find Deal
Wed, Dec 24 - Mon, Dec 29
American Airlines Logo
9:43 am - 1:53 pmSTL-CZM
29h 10m1 stop
American Airlines Logo
2:53 pm - 10:29 pmCZM-STL
7h 36m1 stop
$507American Airlines
Find Deal
Sat, Nov 1 - Thu, Nov 6
Delta Logo
7:30 am - 2:00 pmSTL-CZM
6h 30m1 stop
Delta Logo
3:15 pm - 11:40 pmCZM-STL
8h 25m1 stop
$510Delta
Find Deal
Tue, Feb 17 - Wed, Feb 18
American Airlines Logo
5:04 pm - 2:24 pmSTL-CZM
21h 20m1 stop
American Airlines Logo
2:55 pm - 6:19 pmCZM-STL
27h 24m1 stop
$516American Airlines
Find Deal
Sat, Feb 7 - Fri, Feb 13

Aeromexico flights from St. Louis to Cozumel

Our best Aeromexico deals on St. Louis to Cozumel flight tickets
Aeromexico
Jan 3
STL5:55 amLambert-St Louis
8h 20m
1 stop
CZM2:15 pmCozumel
Feb 7
CZM2:21 pmCozumel
9h 19m
2 stops
STL11:40 pmLambert-St Louis
$495
Find similar
Aeromexico
Dec 24
STL6:00 amLambert-St Louis
8h 15m
1 stop
CZM2:15 pmCozumel
Dec 29
CZM3:30 pmCozumel
8h 12m
1 stop
STL11:42 pmLambert-St Louis
$506
Find similar
Aeromexico
Feb 23
STL7:30 amLambert-St Louis
6h 30m
1 stop
CZM2:00 pmCozumel
Feb 28
CZM2:21 pmCozumel
9h 19m
2 stops
STL11:40 pmLambert-St Louis
$511
Find similar

Air Canada flights from St. Louis to Cozumel

Our best Air Canada deals on St. Louis to Cozumel flight tickets
Air Canada
Nov 15
STL4:05 pmLambert-St Louis
22h 00m
1 stop
CZM2:05 pmCozumel
Dec 10
CZM4:00 pmCozumel
23h 29m
1 stop
STL3:29 pmLambert-St Louis
$389
Find similar
Air Canada
Dec 2
STL4:05 pmLambert-St Louis
22h 45m
1 stop
CZM2:50 pmCozumel
Dec 10
CZM4:00 pmCozumel
23h 29m
1 stop
STL3:29 pmLambert-St Louis
$541
Find similar
Air Canada
Dec 2
STL4:05 pmLambert-St Louis
22h 45m
1 stop
CZM2:50 pmCozumel
Dec 10
CZM4:00 pmCozumel
23h 29m
1 stop
STL3:29 pmLambert-St Louis
$568
Find similar

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 October 9, 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

Sat 11/15

4:05 pm-2:05 pm

1 stop22h 00m

Cozumel

Wed 12/10

4:00 pm-3:29 pm

1 stop23h 29m

$389

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 1/10

6:30 am-3:13 pm

1 stop8h 43m

Cozumel

Sat 1/17

3:15 pm-11:40 pm

1 stop8h 25m

$441

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sun 2/15

7:30 am-2:00 pm

1 stop6h 30m

Cozumel

Wed 2/18

2:21 pm-9:04 am

2 stops18h 43m

$486

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 1/3

5:55 am-2:15 pm

1 stop8h 20m

Cozumel

Sat 2/7

2:21 pm-11:40 pm

2 stops9h 19m

$495

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 1/12

6:00 am-1:23 pm

1 stop7h 23m

Cozumel

Fri 1/16

2:25 pm-10:00 pm

1 stop7h 35m

$499

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Mon 1/12

6:00 am-1:23 pm

1 stop7h 23m

Cozumel

Fri 1/16

2:25 pm-10:13 am

2 stops19h 48m

$503

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 12/24

6:00 am-2:15 pm

1 stop8h 15m

Cozumel

Mon 12/29

3:30 pm-11:42 pm

1 stop8h 12m

$506

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 11/1

9:43 am-1:53 pm

1 stop29h 10m

Cozumel

Thu 11/6

2:53 pm-10:29 pm

1 stop7h 36m

$507

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 2/17

7:30 am-2:00 pm

1 stop6h 30m

Cozumel

Wed 2/18

3:15 pm-11:40 pm

1 stop8h 25m

$510

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 2/7

5:04 pm-2:24 pm

1 stop21h 20m

Cozumel

Fri 2/13

2:55 pm-6:19 pm

1 stop27h 24m

$516

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 August, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $527.

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.
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 30m 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
DeltaPriceFrom $370Free CancellationRating
7.9
7,969 reviews
Search Delta flights
United AirlinesPriceFrom $387Free CancellationRating
7.4
8,968 reviews
Search United Airlines flights
AeromexicoPriceFrom $463Free CancellationRating
7.4
1,687 reviews
Search Aeromexico flights
American AirlinesPriceFrom $492Free CancellationRating
7.2
11,043 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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