Playa del Carmen

$129+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CUN
gen 29 — feb 51
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Cheapflights Tip: The best prices from Lambert-St Louis to Playa del Carmen are usually found in September or October, booked 41 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap 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 dicembre 30, 2025.

This Air Canada deal was found by Cheapflights users on 12/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 12/314:05 pmSTL - CUN
1 stop19h 50mAir Canada
mer 1/77:25 pmCUN - STL
1 stop21h 04mAir Canada
Deal found 12/30$433
This Delta deal was found by Cheapflights users on 12/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar 12/306:29 amSTL - CUN
1 stop8h 36mDelta
mer 12/315:30 pmCUN - STL
1 stop7h 08mDelta
Deal found 12/27$459
This Air Canada deal was found by Cheapflights users on 12/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 12/314:05 pmSTL - CUN
1 stop17h 45mAir Canada
gio 1/17:25 pmCUN - STL
1 stop21h 04mAir Canada
Deal found 12/27$475
This Delta deal was found by Cheapflights users on 12/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun 12/297:02 pmSTL - CUN
1 stop14h 13mDelta
mer 12/315:30 pmCUN - STL
1 stop16h 28mDelta
Deal found 12/27$487
This Air Canada deal was found by Cheapflights users on 12/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar 12/304:05 pmSTL - CUN
1 stop24h 55mAir Canada
gio 1/17:25 pmCUN - STL
1 stop21h 04mAir Canada
Deal found 12/27$488
This Air Canada deal was found by Cheapflights users on 12/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun 12/294:05 pmSTL - CUN
1 stop19h 50mAir Canada
gio 1/17:25 pmCUN - STL
1 stop21h 04mAir Canada
Deal found 12/27$538
This Aeromexico deal was found by Cheapflights users on 12/27. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun 12/296:00 amSTL - CUN
2 stops16h 30mAeromexico
mer 12/315:30 pmCUN - STL
1 stop7h 08mAeromexico
Deal found 12/27$542
This Delta deal was found by Cheapflights users on 12/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar 12/305:13 pmSTL - CUN
1 stop16h 02mDelta
mar 1/61:45 pmCUN - STL
1 stop10h 40mDelta
Deal found 12/27$568
This Delta deal was found by Cheapflights users on 12/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 12/317:00 amSTL - CUN
1 stop7h 20mDelta
mer 1/712:05 pmCUN - STL
2 stops12h 34mDelta
Deal found 12/30$572
This American Airlines deal was found by Cheapflights users on 12/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun 12/296:44 pmSTL - CUN
1 stop22h 15mAmerican Airlines
sab 2/216:59 pmCUN - STL
1 stop14h 56mAmerican Airlines
Deal found 12/29$581
This Gotogate deal was found by Cheapflights users on 12/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun 12/296:00 amSTL - CUN
Nonstop3h 23mMultiple Airlines
gio 1/17:25 pmCUN - STL
1 stop21h 04mMultiple Airlines
Deal found 12/27$588

Find 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 dicembre 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$280
(Priceline)

One-way from

$129
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$450
Provider with most accurate pricing for Lambert-St Louis-Cancun flight deals.
Provider most trusted by Cheapflights users for Lambert-St Louis-Cancun flights.
From Lambert-St Louis to Playa del Carmen
One-way flight from Lambert-St Louis to Playa del Carmen
Highest demand for flights based on searches. 9% potential increase in price ($49 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in December 2025

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 dicembre 30, 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

dom 4/19

6:10 am-2:04 pm

1 stop7h 54m

Cancun

gio 4/23

11:24 am-11:12 pm

2 stops11h 48m

$409

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

mar 4/7

7:03 am-8:20 pm

1 stop13h 17m

Cancun

mar 4/28

10:55 am-11:33 pm

1 stop12h 38m

$409

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

mar 1/20

9:35 am-1:45 pm

Nonstop3h 10m

Cancun

mer 1/28

12:10 pm-8:35 pm

1 stop9h 25m

$429

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

mer 2/18

6:10 am-4:25 pm

1 stop9h 15m

Cancun

gio 2/19

4:25 pm-11:23 pm

1 stop7h 58m

$433

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

mar 2/17

6:00 am-9:11 pm

1 stop14h 11m

Cancun

gio 2/19

4:25 pm-11:23 pm

1 stop7h 58m

$433

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

lun 2/16

6:47 pm-11:15 am

1 stop15h 28m

Cancun

ven 2/20

12:05 pm-11:36 pm

2 stops12h 31m

$438

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

sab 4/18

7:45 am-7:19 pm

2 stops11h 34m

Cancun

mar 4/21

3:24 pm-10:28 pm

1 stop7h 04m

$454

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

lun 1/19

5:11 pm-12:16 pm

3 stops42h 05m

$179

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

dom 3/8

9:22 pm-9:48 am

3 stops36h 26m

$192

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

mar 4/7

7:45 am-7:19 pm

2 stops11h 34m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/28

Showing 1-10 of 15 results
1
2

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 December 26, 2025.

Booking 41 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, February is the cheapest month in which you can book a flight from St. Louis to Playa del Carmen (average of $158). Flying from St. Louis to Playa del Carmen in June is currently the most expensive (average of $231). 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 dicembre 30, 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.

Weekly flight availability from St. Louis to Playa del Carmen

Explore weekly flight availability from St. Louis to Playa del Carmen. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated dicembre 30, 2025.

The most flights from STL to PL9 are scheduled on a Saturday (4 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).

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 dicembre 30, 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.

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 2 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?

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

    For as low as $409, Delta can have you in Playa del Carmen from St. Louis in 7h 54m. There are 1241 mi between St. Louis and Playa del Carmen.

  • What are the cheapest airlines to fly from St. Louis to Playa del Carmen one-way?

    The cheapest airlines for a one-way flight from St. Louis to Playa del Carmen are Frontier ($141), United Airlines ($173), and Volaris ($174).

  • What are the most reliable airlines from St. Louis to Playa del Carmen?

    Before booking your flight to Playa del Carmen from St. Louis, check out the most reliable airlines to get you to your destination on time: Frontier (85%), Southwest (81%), American Airlines( 50%).

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

    On average you can expect to pay $374 for a flight from St. Louis to Playa del Carmen. The cheapest flight overall is $119 while the most popular route, (Lambert-St Louis - Cancun) is currently priced at $289.

  • 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, February is the cheapest month in which you can book a flight from St. Louis to Playa del Carmen (average of $158). Flying from St. Louis to Playa del Carmen in June is currently the most expensive (average of $231). 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

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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 dicembre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$130Average$293FlexibilityNo cancel feeOn-time65%
VolarisCheapest$175Average$372FlexibilityNo cancel feeOn-time79%
AeromexicoCheapest$218Average$507FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$231Average$424FlexibilityNo cancel feeOn-time62%
DeltaCheapest$315Average$522FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$376Average$587FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$423Average$638FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$514Average$655FlexibilityNo cancel feeOn-time63%

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