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Quintana Roo

$149+ Cheap flights from St. Louis (STL) to Quintana Roo

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CUN
Jul 16 — Jul 231
Thu 7/16
Thu 7/23
1 adult, Economy
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Cheap flight deals from St. Louis to Quintana Roo

Cheapest flights from St. Louis to Quintana Roo
Explore the most affordable flight options available from St. Louis to Quintana Roo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/57:10 pm
STL
-
CUN
2 stops38h 45m
Multiple Airlines
Fri 7/173:06 pm
CUN
-
STL
1 stop17h 51m
Multiple Airlines
Deal found 6/12$401
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:08 pm
STL
-
CUN
1 stop16h 41m
Frontier
Wed 8/1911:02 am
CUN
-
STL
2 stops30h 28m
Frontier
Deal found 6/16$405
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:08 pm
STL
-
CUN
1 stop16h 41m
Frontier
Fri 8/2111:02 am
CUN
-
STL
2 stops21h 50m
Frontier
Deal found 6/16$408
This Orbitz deal was found by Cheapflights users on 6/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:08 pm
STL
-
CUN
1 stop16h 41m
Frontier
Tue 7/213:31 pm
CUN
-
STL
1 stop27h 52m
Frontier
Deal found 6/14$409
This Frontier deal was found by Cheapflights users on 6/11. 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.
Fri 7/104:57 pm
STL
-
CUN
1 stop20h 49m
Frontier
Thu 7/163:31 pm
CUN
-
STL
2 stops41h 26m
Frontier
Deal found 6/11$412
This Frontier deal was found by Cheapflights users on 6/13. 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.
Fri 8/78:08 pm
STL
-
CUN
1 stop16h 41m
Frontier
Thu 8/133:31 pm
CUN
-
STL
2 stops17h 26m
Frontier
Deal found 6/13$413
This Priceline deal was found by Cheapflights users on 6/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:08 pm
STL
-
CUN
1 stop16h 41m
Frontier
Wed 7/293:31 pm
CUN
-
STL
2 stops26h 06m
Frontier
Deal found 6/15$415
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/42:56 pm
STL
-
CUN
2 stops18h 59m
Multiple Airlines
Wed 7/83:31 pm
CUN
-
STL
1 stop27h 52m
Multiple Airlines
Deal found 6/12$416
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Wed 8/58:08 pm
STL
-
CUN
1 stop16h 41m
Frontier
Tue 8/113:31 pm
CUN
-
STL
1 stop27h 52m
Frontier
Deal found 6/15$419
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:08 pm
STL
-
CUN
1 stop16h 41m
Frontier
Wed 8/1911:02 am
CUN
-
STL
2 stops30h 28m
Frontier
Deal found 6/16$421
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Sat 8/14:57 pm
STL
-
CUN
2 stops21h 24m
Frontier
Tue 8/113:31 pm
CUN
-
STL
1 stop27h 52m
Frontier
Deal found 6/15$422
This Priceline deal was found by Cheapflights users on 6/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:34 pm
STL
-
CUN
1 stop19h 12m
Frontier
Tue 8/113:31 pm
CUN
-
STL
2 stops17h 26m
Frontier
Deal found 6/13$423

Find flight deals from St. Louis to Quintana Roo

Keep the following information in mind while searching for St. Louis to Quintana Roo flight deals. Data was last updated June 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$401
(Kiwi.com)

One-way from

$149
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$580

Good round-trip deal

$457 or less

Good one-way deal

$215 or less
Provider with most accurate pricing for Lambert-St Louis-Cancun flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Cancun flights.
Search Deals
From Lambert-St Louis to Quintana Roo
Search Deals
One-way flight from Lambert-St Louis to Quintana Roo
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Lambert-St Louis to Quintana Roo.
Search Deals
Price to beat on a one-way flight from Lambert-St Louis to Quintana Roo.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Quintana Roo 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 June 16, 2026.
Use the filters below to find and compare flights from St. Louis to Quintana Roo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Fri 7/10

10:55 am-2:00 pm

Nonstop3h 05m

Cancun

Thu 7/16

3:20 pm-6:25 pm

Nonstop3h 05m

$434

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sun 7/5

9:21 am-8:25 pm

1 stop11h 04m

Cancun

Fri 7/17

2:10 pm-11:22 pm

1 stop9h 12m

$449

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Tue 8/18

8:40 am-3:00 pm

1 stop6h 20m

Cancun

Tue 8/25

12:50 pm-9:40 pm

2 stops8h 50m

$454

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Fri 8/14

9:15 am-8:05 pm

1 stop10h 50m

Cancun

Fri 8/28

12:35 pm-8:42 pm

1 stop8h 07m

$489

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Wed 8/12

7:00 am-1:00 pm

1 stop6h 00m

Cancun

Tue 8/18

12:35 pm-11:21 pm

2 stops10h 46m

$494

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Mon 8/17

12:52 pm-8:05 pm

1 stop7h 13m

Cancun

Mon 8/24

8:05 am-2:33 pm

1 stop6h 28m

$559

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Fri 9/11

6:05 am-2:10 pm

1 stop8h 05m

Cancun

Tue 9/15

2:10 pm-11:40 pm

2 stops9h 30m

$564

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Fri 8/28

5:15 am-10:35 am

1 stop5h 20m

Cancun

Fri 8/28

1:10 pm-4:15 pm

Nonstop3h 05m

$589

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Tue 8/18

8:00 am-7:19 pm

2 stops11h 19m

Cancun

Tue 8/25

7:51 am-10:00 pm

2 stops14h 09m

$590

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 7/25

9:50 am-4:45 pm

2 stops6h 55m

Cancun

Sat 8/1

10:50 am-11:15 pm

2 stops12h 25m

$669

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 39 resultsSorted by cheapest first
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Best time to book a flight from St. Louis to Quintana Roo

Have a flexible travel schedule? Discover the best time to fly to Quintana Roo 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 Quintana Roo

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

Currently, October is the cheapest month in which you can book a flight from St. Louis to Quintana Roo (average of $112). Flying from St. Louis to Quintana Roo in June is currently the most expensive (average of $274). 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 QR?

Find hourly flight availability from St. Louis to Quintana Roo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 16, 2026.

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

Explore weekly flight availability from St. Louis to Quintana Roo. 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 June 16, 2026.

The most flights from STL to MXQR are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

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

How far ahead should I book a flight from St. Louis to Quintana Roo?

To ensure you get the cheapest price possible for a flight from St. Louis to Quintana Roo, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Quintana Roo

Get insights into the airlines that provide service to Quintana Roo. 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 Quintana Roo. Reviews last updated June 16, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican Airlines from St. Louis to Quintana Roo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Southwest
7.9
Good
4,235 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
United Airlines
7.4
Good
9,843 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
American Airlines
7.1
Good
11,668 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Volaris
6.6
Okay
1,154 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Frontier
5.6
Fair
2,883 reviews
Southwest
7.9
Good
4,235 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

7.9

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Quintana Roo. 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 Quintana Roo?

    For a flight from St. Louis to Quintana Roo, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

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

    Within the past month, 39 users have taken a look at flights from Lambert-St Louis to Quintana Roo.

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

    Southwest, Delta, and United Airlines can get you from St. Louis to Quintana Roo in just under 3h 05m. Your travel time can differ by up to 7h 59m. The distance from St. Louis to Quintana Roo is about 1241 mi. 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 St. Louis to Quintana Roo one-way?

    One-way options have recently been found by users for as low as $119 on Frontier. Other airlines that offer cheap prices include United Airlines from $173 and Volaris from $174 one-way.

  • What are the most reliable airlines from St. Louis to Quintana Roo?

    Before booking your flight to Quintana Roo from St. Louis, check out the most reliable airlines to get you to your destination on time: Frontier (92%), Volaris (92%), Southwest( 82%).

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

    The cheapest flight price from St. Louis to Quintana Roo is $161. On average you can expect to pay $544. The most popular route, (Lambert-St Louis - Cancun), can usually be booked for $421.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Quintana Roo 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 Quintana Roo?

    Currently, October is the cheapest month in which you can book a flight from St. Louis to Quintana Roo (average of $112). Flying from St. Louis to Quintana Roo in June is currently the most expensive (average of $274). 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 9 airlines flying from St. Louis to Quintana Roo

Discover the top 9 airlines that operate flights from St. Louis to Quintana Roo. 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 June 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$168Average$472FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$180Average$377FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$195Average$550FlexibilityNo cancel feeOn-time67%
DeltaCheapest$199Average$472FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$226Average$428FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$330Average$573FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$404Average$468FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$412Average$624FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$463Average$635FlexibilityNo cancel feeOn-time63%

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