$93+ 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CUN
Feb 27 — Mar 61
1 adult, Economy
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Cheapest flights from St. Louis to Quintana RooExplore 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 January 28, 2026.
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 January 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/203:49 pm
STL
- CUN
1 stop15h 01m
Multiple Airlines
Wed 2/2510:13 am
CUN
- STL
1 stop13h 14m
Multiple Airlines
Deal found 1/26![Multiple Airlines logo]()
$322
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:17 pm
STL
- CUN
1 stop11h 34m
Frontier
Mon 3/912:15 pm
CUN
- STL
1 stop11h 04m
Frontier
Deal found 1/27![Frontier logo]()
$328
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/248:13 pm
STL
- CUN
1 stop16h 13m
Frontier
Wed 4/2911:44 am
CUN
- STL
Nonstop3h 31m
Frontier
Deal found 1/27![Frontier logo]()
$329
This Priceline deal was found by Cheapflights users on 1/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/203:49 pm
STL
- CUN
1 stop15h 01m
Frontier
Wed 2/2511:42 am
CUN
- STL
Nonstop3h 27m
Frontier
Deal found 1/27![Frontier logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/68:22 pm
STL
- CUN
1 stop17h 58m
Frontier
Fri 2/132:47 pm
CUN
- STL
1 stop17h 04m
Frontier
Deal found 1/26![Frontier logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/233:49 pm
STL
- CUN
1 stop16h 29m
Multiple Airlines
Mon 3/22:47 pm
CUN
- STL
2 stops32h 40m
Multiple Airlines
Deal found 1/26![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/173:49 pm
STL
- CUN
1 stop16h 29m
Multiple Airlines
Tue 2/242:00 pm
CUN
- STL
2 stops33h 27m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$336
This FlightHub deal was found by Cheapflights users on 1/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:17 pm
STL
- CUN
1 stop11h 34m
Frontier
Sat 3/72:22 pm
CUN
- STL
1 stop16h 35m
Frontier
Deal found 1/27![Frontier logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:17 pm
STL
- CUN
1 stop11h 34m
Multiple Airlines
Wed 3/119:13 am
CUN
- STL
1 stop14h 06m
Multiple Airlines
Deal found 1/26![Multiple Airlines logo]()
$342
This Aeromexico deal was found by Cheapflights users on 1/27. 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.
Tue 2/176:00 am
STL
- CZM
1 stop7h 55m
Aeromexico
Tue 2/243:10 pm
CZM
- STL
1 stop8h 26m
Aeromexico
Deal found 1/27![Aeromexico logo]()
$442
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:00 am
STL
- CZM
1 stop7h 23m
United Airlines
Tue 3/32:25 pm
CZM
- STL
2 stops21h 56m
United Airlines
Deal found 1/27![United Airlines logo]()
$461
This American Airlines deal was found by Cheapflights users on 1/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1811:06 am
STL
- CZM
1 stop28h 38m
American Airlines
Fri 5/223:11 pm
CZM
- STL
1 stop16h 39m
American Airlines
Deal found 1/25![American Airlines logo]()
$463
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 January 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $322 (Kiwi.com) |
One-way from | $93 (Super.com) |
Popular in | March |
Cheapest in | September |
Average price | $415 |
Good round-trip deal | $413 or less |
Good one-way deal | $282 or less |
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 January 28, 2026.
Use the filters below to find and compare flights from St. Louis to Quintana Roo that are best for you.
Fly from
St. Louis
Fly to
Quintana Roo
Route
Depart
Return
Price
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Sun 3/8
6:00 am-9:30 am
Nonstop3h 30m
Cancun
Sat 3/14
11:14 am-2:41 pm
Nonstop3h 27m
$365
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Sun 4/19
7:25 am-8:14 pm
1 stop12h 49m
Cancun
Thu 4/23
9:15 am-11:13 pm
2 stops13h 58m
$384
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Sun 4/5
6:29 am-6:40 pm
2 stops12h 11m
Cancun
Thu 4/9
3:10 pm-11:25 pm
1 stop8h 15m
$412
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Sat 2/28
7:45 am-11:55 am
Nonstop3h 10m
Cancun
Thu 3/5
9:50 am-12:00 pm
Nonstop3h 10m
$416
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Sun 3/1
11:45 am-4:00 pm
Nonstop3h 15m
Cancun
Fri 3/6
9:50 am-12:00 pm
Nonstop3h 10m
$419
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Wed 5/20
6:00 am-8:03 pm
1 stop14h 03m
Cancun
Fri 5/22
8:05 am-11:38 pm
2 stops15h 33m
$434
St. LouisCozumel
STL - CZM
STLCZM
Lambert-St Louis
Wed 2/18
6:00 am-1:55 pm
1 stop7h 55m
Cozumel
Mon 2/23
3:10 pm-8:41 pm
1 stop5h 31m
$487
St. LouisCozumel
STL - CZM
STLCZM
Lambert-St Louis
Thu 2/19
6:00 am-1:23 pm
1 stop7h 23m
Cozumel
Tue 2/24
2:25 pm-9:23 am
1 stop18h 58m
$496
St. LouisCozumel
STL - CZM
STLCZM
Lambert-St Louis
Fri 4/3
6:00 am-12:45 pm
1 stop7h 45m
Cozumel
Tue 4/7
2:00 pm-11:58 pm
1 stop8h 58m
$515
St. LouisCozumel
STL - CZM
STLCZM
Lambert-St Louis
Thu 2/19
6:00 am-1:55 pm
1 stop7h 55m
Cozumel
Mon 2/23
4:15 pm-11:23 pm
1 stop7h 08m
$532
Showing 1-10 of 35 results
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, February is the cheapest month in which you can book a flight from St. Louis to Quintana Roo (average of $156). Flying from St. Louis to Quintana Roo in July is currently the most expensive (average of $226). 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 January 28, 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 January 28, 2026.
The most flights from STL to MXQR are scheduled on a Monday (2 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).
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 January 28, 2026.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American 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.
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
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Alternative routes for St. Louis to Quintana Roo
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from St. Louis to Quintana Roo
Discover the top 8 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 January 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$292 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$174 | Average$370 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$196 | Average$408 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$481 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$239 | Average$506 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$330 | Average$587 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$416 | Average$645 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$505 | Average$646 | FlexibilityNo cancel fee | On-time63% |