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Playa del Carmen

$113+ Cheap flights from St. Louis (STL) to Playa del Carmen, Mexico

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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CUN
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Playa del Carmen are usually found in September or April, booked 54 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from St. Louis to Playa del Carmen

Keep the following information in mind while searching for St. Louis to Playa del Carmen flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$244
(Cheapflightsfares)

One-way from

$113
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$359
From Lambert-St Louis to Playa del Carmen
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One-way flight from Lambert-St Louis to Playa del Carmen
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Highest demand for flights based on searches. 6% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from St. Louis to Playa del Carmen

Cheapest flights from St. Louis to Playa del Carmen
Explore the most affordable flight options available from St. Louis to Playa del Carmen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/1310:22 amSTL - CUN
Nonstop3h 13mFrontier
jue. 10/162:50 pmCUN - STL
Nonstop3h 17mFrontier
Deal found 9/14$244
This Frontier deal was found by Cheapflights users on 9/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/1010:17 amSTL - CUN
Nonstop3h 13mFrontier
jue. 11/2012:14 pmCUN - STL
Nonstop3h 19mFrontier
Deal found 9/13$248
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/310:17 amSTL - CUN
Nonstop3h 13mFrontier
vie. 11/143:45 pmCUN - STL
Nonstop3h 15mFrontier
Deal found 9/14$278
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/310:21 amSTL - CUN
Nonstop3h 13mFrontier
lun. 10/62:49 pmCUN - STL
Nonstop3h 21mFrontier
Deal found 9/14$281
This Frontier deal was found by Cheapflights users on 9/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/1010:17 amSTL - CUN
Nonstop3h 13mFrontier
mar. 11/183:45 pmCUN - STL
Nonstop3h 15mFrontier
Deal found 9/13$282
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/1410:22 amSTL - CUN
Nonstop3h 13mFrontier
mié. 10/152:50 pmCUN - STL
Nonstop3h 17mFrontier
Deal found 9/15$284
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1110:17 amSTL - CUN
Nonstop3h 13mFrontier
jue. 11/2012:14 pmCUN - STL
Nonstop3h 19mFrontier
Deal found 9/13$290
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/247:52 pmSTL - CUN
1 stop19h 12mFrontier
jue. 10/303:45 pmCUN - STL
Nonstop3h 15mFrontier
Deal found 9/15$294
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/3010:21 amSTL - CUN
Nonstop3h 13mFrontier
lun. 10/62:49 pmCUN - STL
Nonstop3h 21mFrontier
Deal found 9/16$295
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/1310:22 amSTL - CUN
Nonstop3h 13mFrontier
vie. 10/172:50 pmCUN - STL
Nonstop3h 17mFrontier
Deal found 9/15$297
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/2310:17 amSTL - CUN
1 stop22h 30mMultiple Airlines
jue. 10/303:45 pmCUN - STL
Nonstop3h 15mMultiple Airlines
Deal found 9/14$298
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/1810:22 amSTL - CUN
Nonstop3h 13mMultiple Airlines
sáb. 10/259:52 amCUN - STL
1 stop23h 30mMultiple Airlines
Deal found 9/14$301

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Playa del Carmen 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 septiembre 16, 2025.
Use the filters below to find and compare flights from St. Louis to Playa del Carmen that are best for you.

Fly from

St. Louis

Fly to

Playa del Carmen

Route

Depart

Return

Price

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

lun. 11/10

10:17 am-2:30 pm

Nonstop3h 13m

Cancun

lun. 11/17

10:10 pm-3:29 pm

1 stop18h 19m

$322

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

jue. 12/4

9:30 am-9:20 pm

1 stop10h 50m

Cancun

mar. 12/9

8:00 am-6:34 pm

1 stop11h 34m

$361

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

lun. 12/8

11:40 am-9:20 pm

1 stop8h 40m

Cancun

lun. 12/15

8:00 am-5:57 pm

1 stop10h 57m

$361

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

mar. 9/30

1:30 pm-12:55 pm

1 stop23h 25m

Cancun

vie. 10/3

1:30 pm-7:57 pm

1 stop30h 27m

$363

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

sáb. 11/15

10:17 am-2:30 pm

Nonstop3h 13m

Cancun

sáb. 11/22

8:00 am-4:07 pm

1 stop9h 07m

$364

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

lun. 10/13

10:22 am-1:35 pm

Nonstop3h 13m

Cancun

jue. 10/16

1:49 pm-12:00 pm

3 stops22h 11m

$369

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

jue. 12/4

1:55 pm-9:20 pm

1 stop6h 25m

Cancun

dom. 12/7

11:56 am-5:57 pm

1 stop7h 01m

$406

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

sáb. 11/15

7:45 pm-11:16 am

2 stops38h 31m

Cancun

sáb. 11/22

12:14 pm-2:33 pm

Nonstop3h 19m

$427

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

mar. 9/30

10:21 am-1:34 pm

Nonstop3h 13m

Cancun

vie. 10/3

10:20 am-9:06 am

3 stops22h 46m

$430

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

sáb. 11/29

6:00 am-12:22 pm

1 stop5h 22m

Cancun

sáb. 12/6

6:00 am-4:07 pm

2 stops11h 07m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 17 results
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Best time to book a flight from St. Louis to Playa del Carmen

Have a flexible travel schedule? Discover the best time to fly to Playa del Carmen 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 Playa del Carmen

How far ahead should I book a flight from St. Louis to Playa del Carmen?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Playa del Carmen. Price data was last updated on September 12, 2025.

Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Playa del Carmen. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from St. Louis to Playa del Carmen?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Playa del Carmen (average of $360). Flying from St. Louis to Playa del Carmen in March is currently the most expensive (average of $492). 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.

What is the cheapest time of day to fly from STL to PL9?

Find hourly flight availability from St. Louis to Playa del Carmen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

When flying from St. Louis to Playa del Carmen, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from St. Louis to Playa del Carmen?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Playa del Carmen. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their St. Louis to Playa del Carmen flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from St. Louis to Playa del Carmen?

Reviews of airlines servicing Playa del Carmen

Get insights into the airlines that provide service to Playa del Carmen. 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 Playa del Carmen. Reviews last updated septiembre 16, 2025.
Read reviews from past customers who have flown Southwest, United Airlines, and American Airlines from St. Louis to Playa del Carmen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,924 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Volaris
6.6
Okay
1,154 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,174 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Playa del Carmen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Playa del Carmen?

    If you book a flight to Playa del Carmen from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to Playa del Carmen per day from 8 different airlines.

  • How popular is this St. Louis to Playa del Carmen flight route?

    Within the past month, 22 users have taken a look at flights from Lambert-St Louis to Playa del Carmen.

  • How long is the flight from St. Louis to Playa del Carmen?

    For as low as $361, Delta can have you in Playa del Carmen from St. Louis in 10h 50m. There are 1241 mi between St. Louis and Playa del Carmen.

  • What are the cheapest flights from St. Louis to Playa del Carmen?

    On average you can expect to pay $317 for a flight from St. Louis to Playa del Carmen. The cheapest flight overall is $138 while the most popular route, (Lambert-St Louis - Cancun) is currently priced at $275.

  • Can I find deals for flights from St. Louis to Playa del Carmen that include hotel bookings?

    Yes. In addition to deals on St. Louis to Playa del Carmen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Playa del Carmen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Playa del Carmen.

  • Can I find deals for business class flights from St. Louis to Playa del Carmen?

    Yes. Cheapflights offers flight deals from St. Louis to Playa del Carmen 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 Playa del Carmen?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Playa del Carmen (average of $360). Flying from St. Louis to Playa del Carmen in March is currently the most expensive (average of $492). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from St. Louis to Playa del Carmen

Discover the top 8 airlines that operate flights from St. Louis to Playa del Carmen. 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$130Average$293FlexibilityNo cancel feeOn-time65%
VolarisCheapest$174Average$365FlexibilityNo cancel feeOn-time79%
FrontierCheapest$256Average$462FlexibilityNo cancel feeOn-time62%
AeromexicoCheapest$342Average$518FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$360Average$523FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$376Average$601FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$479Average$632FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$516Average$676FlexibilityNo cancel feeOn-time63%

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