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$111+ Cheap flights from Quintana Roo 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — STL
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
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Cheap flight deals from Quintana Roo to St. Louis

Keep the following information in mind while searching for Quintana Roo to St. Louis flight deals. Data was last updated September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$155
(Mytrip)

One-way from

$111
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$223

Good one-way deal

$215 or less
Provider with most accurate pricing for Cancun-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Cancun-Lambert-St Louis flights.
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From Quintana Roo to Lambert-St Louis
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One-way flight from Quintana Roo to Lambert-St Louis
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Highest demand for flights based on searches. 27% potential increase in price ($157 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from Quintana Roo to Lambert-St Louis.
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Find flight deals from Quintana Roo to St. Louis

Cheapest flights from Quintana Roo to St. Louis
Explore the most affordable flight options available from Quintana Roo to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This Mytrip deal was found by Cheapflights users on 9/25. 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.
Thu 10/92:50 pmCUN - STL
Nonstop3h 17mFrontier
Wed 10/1510:22 amSTL - CUN
Nonstop3h 13mFrontier
Deal found 9/25$155
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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.
Thu 10/92:50 pmCUN - STL
Nonstop3h 17mFrontier
Sun 10/1910:22 amSTL - CUN
Nonstop3h 13mFrontier
Deal found 9/24$240
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Sun 10/262:50 pmCUN - STL
Nonstop3h 17mFrontier
Sun 11/210:17 amSTL - CUN
Nonstop3h 13mFrontier
Deal found 9/25$242
This Mytrip deal was found by Cheapflights users on 9/25. 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.
Thu 10/22:49 pmCUN - STL
Nonstop3h 21mFrontier
Thu 10/910:22 amSTL - CUN
Nonstop3h 13mFrontier
Deal found 9/25$249
This Mytrip deal was found by Cheapflights users on 9/24. 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.
Sat 11/83:45 pmCUN - STL
Nonstop3h 15mFrontier
Sat 11/1510:17 amSTL - CUN
Nonstop3h 13mFrontier
Deal found 9/24$269
This Gotogate deal was found by Cheapflights users on 9/25. 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.
Thu 10/910:00 amCUN - STL
1 stop9h 57mMultiple Airlines
Wed 10/1510:22 amSTL - CUN
Nonstop3h 13mMultiple Airlines
Deal found 9/25$284
This Booking.com deal was found by Cheapflights users on 9/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/910:00 amCUN - STL
1 stop9h 57mAir Canada
Wed 10/151:30 pmSTL - CUN
1 stop23h 05mAir Canada
Deal found 9/25$304
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Sun 11/910:15 amCUN - STL
1 stop24h 25mMultiple Airlines
Sun 11/1610:17 amSTL - CUN
Nonstop3h 13mMultiple Airlines
Deal found 9/25$350
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/241:21 pmCZM - STL
1 stop7h 39mUnited Airlines
Fri 10/316:15 amSTL - CZM
1 stop7h 08mUnited Airlines
Deal found 9/24$482
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Sat 11/84:42 pmCZM - STL
1 stop5h 40mUnited Airlines
Sat 11/154:48 pmSTL - CZM
1 stop20h 35mUnited Airlines
Deal found 9/24$483
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Sun 10/261:25 pmCZM - STL
1 stop7h 57mUnited Airlines
Sun 11/26:43 pmSTL - CZM
2 stops18h 40mUnited Airlines
Deal found 9/25$527
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/91:21 pmCZM - STL
1 stop7h 39mUnited Airlines
Sun 10/195:15 amSTL - CZM
2 stops32h 04mUnited Airlines
Deal found 9/24$569

Cheapflights Fare Finder

 
Customize your flight search to find flights from Quintana Roo 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 September 25, 2025.
Use the filters below to find and compare flights from Quintana Roo to St. Louis that are best for you.

Fly from

Quintana Roo

Fly to

St. Louis

Route

Depart

Return

Price

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 10/9

2:50 pm-6:07 pm

Nonstop3h 17m

Lambert-St Louis

Sun 10/19

10:22 am-1:35 pm

Nonstop3h 13m

$240

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Sun 10/26

2:50 pm-6:07 pm

Nonstop3h 17m

Lambert-St Louis

Sun 11/2

10:17 am-2:30 pm

Nonstop3h 13m

$242

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 2/19

1:40 pm-11:40 pm

1 stop11h 00m

Lambert-St Louis

Sun 2/22

6:00 am-12:30 pm

1 stop5h 30m

$267

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Sat 11/8

3:45 pm-6:00 pm

Nonstop3h 15m

Lambert-St Louis

Sat 11/15

10:17 am-2:30 pm

Nonstop3h 13m

$269

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 10/9

10:00 am-7:57 pm

1 stop9h 57m

Lambert-St Louis

Wed 10/15

10:22 am-1:35 pm

Nonstop3h 13m

$284

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Sun 11/9

10:15 am-9:40 am

1 stop24h 25m

Lambert-St Louis

Sun 11/16

10:17 am-2:30 pm

Nonstop3h 13m

$350

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Fri 10/24

7:51 am-6:57 pm

1 stop11h 06m

Lambert-St Louis

Fri 10/31

8:20 am-2:59 pm

1 stop6h 39m

$355

CozumelSt. Louis

CZM - STL

CZMSTL

Cozumel

Fri 10/24

1:21 pm-10:00 pm

1 stop7h 39m

Lambert-St Louis

Fri 10/31

6:15 am-12:23 pm

1 stop7h 08m

$482

CozumelSt. Louis

CZM - STL

CZMSTL

Cozumel

Sat 11/8

4:42 pm-10:22 pm

1 stop5h 40m

Lambert-St Louis

Sat 11/15

4:48 pm-1:23 pm

1 stop20h 35m

$483

CozumelSt. Louis

CZM - STL

CZMSTL

Cozumel

Sun 10/26

1:25 pm-10:22 pm

1 stop7h 57m

Lambert-St Louis

Sun 11/2

6:43 pm-1:23 pm

2 stops18h 40m

$527

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/25

Showing 1-10 of 34 results
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Best time to book a flight from Quintana Roo to St. Louis

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

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

Find hourly flight availability from Quintana Roo 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 September 25, 2025.

When flying from Quintana Roo to St. Louis, 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 Quintana Roo to St. Louis

Explore weekly flight availability from Quintana Roo 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 September 25, 2025.

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

How much does it cost to fly round-trip from Quintana Roo to St. Louis?

Related info for your journey

Find useful and relevant information for your journey from Quintana Roo 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 Quintana Roo?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Quintana Roo.

  • How popular is this Quintana Roo to St. Louis flight route?

    This flight path from Quintana Roo to Lambert-St Louis was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Quintana Roo to St. Louis?

    Departing from Quintana Roo to St. Louis will take you 3h 17m. There are 1241 mi between Quintana Roo and St. Louis. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest flights from Quintana Roo to St. Louis?

    On average you can expect to pay $319 for a flight from Quintana Roo to St. Louis. The cheapest flight overall is $182 while the most popular route, (Cancun - Lambert-St Louis) is currently priced at $335.

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

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

  • How can I find direct flights from Quintana Roo to St. Louis?

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

  • Can I find deals for business class flights from Quintana Roo to St. Louis?

    Yes. Cheapflights offers flight deals from Quintana Roo 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.

  • What is the cheapest month to book a flight from Quintana Roo to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Quintana Roo to St. Louis (average of $311). Flying from Quintana Roo to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near St. Louis?

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

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