Expect security screening at STL to take 5 to 10 minutes during off-peak times. Check real-time wait times online before heading to the airport.
Round-trip from | $294 (CheapOair) |
---|---|
One-way from | $118 (Cheapflightsfares) |
Popular in | March |
Cheapest in | April |
Average price | $533 |
Good round-trip deal | $337 or less |
Good one-way deal | $243 or less |
Fly from
Fly to
Route
Depart
Return
Price
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Sun 10/26
7:37 pm-11:33 am
1 stop15h 56m
Cancun
Sun 11/2
3:50 pm-6:07 pm
Nonstop3h 17m
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Sat 9/6
10:21 am-1:34 pm
Nonstop3h 13m
Cancun
Sat 9/13
2:49 pm-6:10 pm
Nonstop3h 21m
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Sun 9/14
10:35 am-11:22 am
1 stop24h 47m
Cancun
Sat 9/20
9:40 am-1:35 pm
1 stop27h 55m
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Fri 9/12
10:21 am-1:34 pm
Nonstop3h 13m
Cancun
Thu 9/18
2:49 pm-6:10 pm
Nonstop3h 21m
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Tue 9/2
10:26 am-1:46 pm
Nonstop3h 20m
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Mon 8/18
2:30 pm-8:33 am
1 stop18h 03m
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Thu 9/25
10:39 am-8:55 am
1 stop22h 16m
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Mon 8/11
7:29 pm-4:20 pm
1 stop20h 51m
St. LouisCancún
STL - CUN
STLCUN
Lambert-St Louis
Wed 11/5
3:30 pm-7:45 pm
Nonstop3h 15m
The price you pay for your flight from St. Louis to Cancún may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, January is the cheapest month in which you can book a flight from St. Louis to Cancún (average of $360). Flying from St. Louis to Cancún in March is currently the most expensive (average of $492). 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.
Unlike at noon, when flights are generally more expensive, you can save up to 58% on flights from St. Louis to Cancún by exploring options for tickets in the afternoon.
Travelers seeking maximum savings on their St. Louis to Cancún flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from STL to CUN are scheduled on a Monday (3 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).
Comfort
Food
Boarding
Entertainment
Overall
Crew
Reviews
John,May 2025
PVD - BNA
Comfort
Food
Boarding
Entertainment
Overall
Crew
Reviews
John,May 2025
PVD - BNA
Comfort
Food
Boarding
Entertainment
Overall
Crew
Reviews
John,May 2025
PVD - BNA
Comfort
Food
Boarding
Entertainment
Overall
Crew
Reviews
John,May 2025
PVD - BNA
Comfort
Food
Boarding
Entertainment
Overall
Crew
Reviews
John,May 2025
PVD - BNA
Comfort
Food
Boarding
Entertainment
Overall
Crew
Reviews
John,May 2025
PVD - BNA
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$130 | Average$294 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$175 | Average$372 | FlexibilityNo cancel fee | On-time79% | |
Cheapest$293 | Average$484 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$342 | Average$496 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$358 | Average$553 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$449 | Average$577 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$452 | Average$605 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$519 | Average$672 | FlexibilityNo cancel fee | On-time63% |