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St. Louis

$113+ Cheap flights from Riviera Maya to St. Louis (STL)

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — STL
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Riviera Maya to St. Louis

Cheapest flights from Riviera Maya to St. Louis
Explore the most affordable flight options available from Riviera Maya to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/193:18 pm
CUN
-
STL
1 stop6h 47m
United Airlines
Mon 2/236:55 pm
STL
-
CUN
2 stops15h 30m
United Airlines
Deal found 2/2$267
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/262:25 pm
CZM
-
STL
2 stops20h 11m
United Airlines
Sat 2/2811:25 am
STL
-
CZM
2 stops25h 58m
United Airlines
Deal found 2/2$386
This Air Canada deal was found by Cheapflights users on 2/2. 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.
Wed 6/249:05 pm
CUN
-
STL
1 stop15h 16m
Air Canada
Sun 6/287:25 am
STL
-
CUN
1 stop12h 45m
Air Canada
Deal found 2/2$409
This Air Canada deal was found by Cheapflights users on 2/2. 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.
Wed 9/211:10 am
CUN
-
STL
1 stop8h 52m
Air Canada
Fri 9/112:40 pm
STL
-
CUN
1 stop19h 10m
Air Canada
Deal found 2/2$414
This Frontier deal was found by Cheapflights users on 2/1. 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.
Thu 2/1911:42 am
CUN
-
STL
Nonstop3h 27m
Frontier
Mon 2/236:00 am
STL
-
CUN
Nonstop3h 30m
Frontier
Deal found 2/1$452
This Delta deal was found by Cheapflights users on 2/1. 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.
Thu 2/51:50 pm
CUN
-
STL
1 stop10h 35m
Delta
Wed 2/117:10 am
STL
-
CUN
1 stop13h 01m
Delta
Deal found 2/1$480
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:52 pm
CZM
-
STL
2 stops22h 29m
United Airlines
Fri 9/116:49 pm
STL
-
CZM
2 stops20h 53m
United Airlines
Deal found 2/2$484
This Frontier deal was found by Cheapflights users on 2/2. 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.
Thu 3/194:09 pm
CUN
-
STL
2 stops15h 13m
Frontier
Thu 3/2611:21 am
STL
-
CUN
2 stops21h 47m
Frontier
Deal found 2/2$519
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/243:52 pm
CZM
-
STL
2 stops15h 45m
United Airlines
Sun 6/285:29 pm
STL
-
CZM
2 stops22h 13m
United Airlines
Deal found 2/2$595
This United Airlines deal was found by Cheapflights users on 2/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/153:52 pm
CZM
-
STL
1 stop24h 57m
United Airlines
Thu 6/186:00 am
STL
-
CZM
2 stops33h 42m
United Airlines
Deal found 2/3$629
This Aeromexico deal was found by Cheapflights users on 2/1. 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.
Thu 2/53:05 pm
CZM
-
STL
1 stop5h 32m
Aeromexico
Wed 2/117:10 am
STL
-
CZM
1 stop6h 40m
Aeromexico
Deal found 2/1$644

Find flight deals from Riviera Maya to St. Louis

Keep the following information in mind while searching for Riviera Maya to St. Louis flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$267
(United Airlines)

One-way from

$113
(Super.com)

Popular in

January

Cheapest in

August

Average price

$298
Provider with most accurate pricing for Cancun-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cancun-Lambert-St Louis flights.
Search Deals
From Riviera Maya to Lambert-St Louis
Search Deals
One-way flight from Riviera Maya to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Riviera Maya to St. Louis 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 February 3, 2026.
Use the filters below to find and compare flights from Riviera Maya to St. Louis that are best for you.

Fly from

Riviera Maya

Fly to

St. Louis

Route

Depart

Return

Price

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 2/19

3:18 pm-9:40 pm

1 stop7h 22m

Lambert-St Louis

Mon 2/23

6:25 am-3:33 pm

1 stop8h 08m

$267

CozumelSt. Louis

CZM - STL

CZMSTL

Cozumel

Thu 2/26

2:25 pm-10:14 pm

1 stop7h 49m

Lambert-St Louis

Sat 2/28

4:28 pm-1:23 pm

1 stop20h 55m

$386

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 2/19

11:42 am-2:09 pm

Nonstop3h 27m

Lambert-St Louis

Mon 2/23

6:00 am-10:30 am

Nonstop3h 30m

$452

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 3/19

4:09 pm-7:22 am

2 stops15h 13m

Lambert-St Louis

Thu 3/26

11:21 am-9:08 am

2 stops21h 47m

$519

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Wed 6/24

12:40 pm-3:50 pm

Nonstop3h 10m

Lambert-St Louis

Sun 6/28

6:40 am-4:05 pm

1 stop9h 25m

$593

CozumelSt. Louis

CZM - STL

CZMSTL

Cozumel

Wed 6/24

3:52 pm-8:37 am

2 stops15h 45m

Lambert-St Louis

Sun 6/28

5:29 pm-2:42 pm

2 stops22h 13m

$595

CozumelSt. Louis

CZM - STL

CZMSTL

Cozumel

Mon 6/15

3:52 pm-5:49 pm

1 stop24h 57m

Lambert-St Louis

Thu 6/18

6:00 am-2:42 pm

2 stops33h 42m

$629

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Wed 5/13

1:55 pm-11:59 pm

1 stop10h 04m

$172

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Wed 4/1

7:51 am-8:54 pm

2 stops13h 03m

$172

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 3/12

5:30 am-4:56 pm

2 stops11h 26m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 26 results
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Best time to book a flight from Riviera Maya to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Riviera Maya 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 Riviera Maya to St. Louis

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

Find hourly flight availability from Riviera Maya to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Riviera Maya to St. Louis as you normally would.

Weekly flight availability from Riviera Maya to St. Louis

Explore weekly flight availability from Riviera Maya to St. Louis. 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 February 3, 2026.

The most flights from zzETW to STL are scheduled on a Monday (2 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

Find useful and relevant information for your journey from Riviera Maya to St. Louis. 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 into for flights to St. Louis from Riviera Maya?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Riviera Maya to St. Louis.

  • How popular is this Riviera Maya to St. Louis flight route?

    Within the past month, 3 users have taken a look at flights from Riviera Maya to Lambert-St Louis.

  • How long is the flight from Riviera Maya to St. Louis?

    Airlines like United Airlines fly from Riviera Maya to St. Louis in about 7h 22m. The time it takes to get you to your destination can typically vary by up to . There are 1241 mi between Riviera Maya and St. Louis.

  • What are the cheapest airlines to fly from Riviera Maya to St. Louis one-way?

    The cheapest airlines for a one-way flight from Riviera Maya to St. Louis are Frontier ($159), Volaris ($166), and United Airlines ($194).

  • What are the most reliable airlines from Riviera Maya to St. Louis?

    Consider American Airlines (78%), Frontier (67%) or Southwest (43%) when booking your flight. These represent the most reliable airlines when flying from Riviera Maya to St. Louis.

  • What are the cheapest flights from Riviera Maya to St. Louis?

    Looking for the cheapest flight from Riviera Maya to St. Louis? While on average our users pay $361, our data indicates the cheapest price to be $252. The most popular route (Cancun - Lambert-St Louis), is priced around $267.

  • Can I find deals for flights from Riviera Maya to St. Louis that include hotel bookings?

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

  • How can I find direct flights from Riviera Maya to St. Louis?

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

  • Can I find deals for business class flights from Riviera Maya to St. Louis?

    Yes. Cheapflights offers flight deals from Riviera Maya to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

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