HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$154+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — STL
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Quintana Roo to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 November 26, 2025.

This United Airlines deal was found by Cheapflights users on 11/25. 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.
Thu 12/48:39 amCUN - STL
2 stops9h 24mUnited Airlines
Tue 12/96:30 amSTL - CUN
2 stops10h 20mUnited Airlines
Deal found 11/25$340
This Delta deal was found by Cheapflights users on 11/26. 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 12/41:32 pmCUN - STL
2 stops11h 10mDelta
Wed 12/102:02 pmSTL - CUN
1 stop6h 18mDelta
Deal found 11/26$341
This Air Canada deal was found by Cheapflights users on 11/26. 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.
Thu 12/410:10 pmCUN - STL
1 stop18h 19mAir Canada
Sun 12/74:05 pmSTL - CUN
1 stop17h 45mAir Canada
Deal found 11/26$350
This Kiwi.com deal was found by Cheapflights users on 11/25. 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.
Sat 12/611:28 amCUN - STL
Nonstop3h 22mFrontier
Wed 12/106:00 amSTL - CUN
Nonstop3h 23mFrontier
Deal found 11/25$358
This United Airlines deal was found by Cheapflights users on 11/26. 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.
Tue 12/24:51 pmCUN - STL
1 stop6h 07mUnited Airlines
Wed 12/104:37 pmSTL - CUN
1 stop20h 41mUnited Airlines
Deal found 11/26$382
This Air Canada deal was found by Cheapflights users on 11/26. 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.
Mon 12/110:10 pmCUN - STL
1 stop18h 19mAir Canada
Wed 12/104:05 pmSTL - CUN
1 stop24h 55mAir Canada
Deal found 11/26$384
This Air Canada deal was found by Cheapflights users on 11/26. 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.
Mon 12/110:10 pmCUN - STL
1 stop18h 19mAir Canada
Sat 12/64:05 pmSTL - CUN
1 stop28h 10mAir Canada
Deal found 11/26$385
This Delta deal was found by Cheapflights users on 11/26. 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.
Sat 12/67:50 amCUN - STL
2 stops15h 07mDelta
Wed 12/109:30 amSTL - CUN
1 stop10h 50mDelta
Deal found 11/26$387
This Aeromexico deal was found by Cheapflights users on 11/25. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:51 pmCUN - STL
2 stops19h 15mAeromexico
Wed 12/102:02 pmSTL - CUN
1 stop6h 18mAeromexico
Deal found 11/25$395
This United Airlines deal was found by Cheapflights users on 11/26. 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 12/32:25 pmCZM - STL
2 stops19h 42mUnited Airlines
Wed 12/105:27 pmSTL - CZM
3 stops19h 56mUnited Airlines
Deal found 11/26$397
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Tue 12/22:25 pmCZM - STL
1 stop19h 39mUnited Airlines
Mon 12/86:15 amSTL - CZM
1 stop7h 08mUnited Airlines
Deal found 11/25$438
This United Airlines deal was found by Cheapflights users on 11/26. 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 12/32:25 pmCZM - STL
1 stop7h 33mUnited Airlines
Mon 12/85:27 pmSTL - CZM
3 stops19h 56mUnited Airlines
Deal found 11/26$439

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 November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$260
(Kiwi.com)

One-way from

$154
(Trip.com)

Popular in

January

Cheapest in

September

Average price

$383

Good round-trip deal

$180 or less

Good one-way deal

$203 or less
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 Quintana Roo to Lambert-St Louis
Search Deals
One-way flight from Quintana Roo to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Quintana Roo to Lambert-St Louis.
Search Deals
Price to beat on a one-way flight from Quintana Roo to Lambert-St Louis.
Search Deals

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 November 26, 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 1/22

12:29 pm-2:56 pm

Nonstop3h 27m

Lambert-St Louis

Mon 1/26

6:00 am-10:30 am

Nonstop3h 30m

$261

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 1/22

4:51 pm-10:00 pm

1 stop6h 09m

Lambert-St Louis

Sun 1/25

6:30 am-5:50 pm

2 stops10h 20m

$285

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 1/22

12:35 pm-7:27 pm

1 stop7h 52m

Lambert-St Louis

Mon 1/26

6:30 am-3:35 pm

1 stop8h 05m

$285

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Wed 1/21

11:18 am-8:37 pm

2 stops10h 19m

Lambert-St Louis

Sun 1/25

9:59 am-4:35 pm

1 stop5h 36m

$287

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Fri 1/23

11:15 am-8:37 pm

2 stops10h 22m

Lambert-St Louis

Tue 1/27

1:00 pm-9:11 pm

1 stop7h 11m

$287

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Fri 1/23

4:51 pm-10:00 pm

1 stop6h 09m

Lambert-St Louis

Tue 1/27

6:00 am-12:54 pm

1 stop5h 54m

$287

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Wed 1/21

4:25 pm-11:25 pm

1 stop8h 00m

Lambert-St Louis

Mon 1/26

6:35 am-2:00 pm

1 stop6h 25m

$287

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Thu 1/22

8:39 am-11:59 pm

2 stops16h 20m

Lambert-St Louis

Wed 1/28

6:00 am-1:34 pm

1 stop6h 34m

$287

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Wed 1/21

5:45 pm-11:37 pm

1 stop6h 52m

Lambert-St Louis

Wed 1/28

6:10 am-8:02 pm

2 stops12h 52m

$287

CozumelSt. Louis

CZM - STL

CZMSTL

Cozumel

Fri 2/27

2:25 pm-9:23 am

1 stop18h 58m

Lambert-St Louis

Tue 3/3

4:39 pm-1:23 pm

1 stop20h 44m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 35 results
1
2
3
4

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 November 26, 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 November 26, 2025.

The most flights from MXQR to STL are scheduled on a Monday (4 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 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 3 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 27m. 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 airlines to fly from Quintana Roo to St. Louis one-way?

    The cheapest airlines for a one-way flight from Quintana Roo to St. Louis are Frontier ($165), Delta ($170), and United Airlines ($170).

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

    On average you can expect to pay $345 for a flight from Quintana Roo to St. Louis. The cheapest flight overall is $133 while the most popular route, (Cancun - Lambert-St Louis) is currently priced at $254.

  • 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.

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
Fairview Heights
Maryland Heights
Collinsville
Swansea
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.