Southwest Airlines
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Cancún International Airport
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United States
Lambert-Saint Louis International Airport
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Scan through all non-stop flights from Cancún to St. Louis. The full flight schedule below gives an overview of all non-stop flights from CUN to STL, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
St. Louis is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit St. Louis any time of the year, but the best months to explore are from to and from to .
In total there are 3 airlines operating nonstop flights from Cancún CUN to St. Louis STL. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their CUN STL flight schedule.
Flights from CUN to STL are operated 15 times a week, with an average of 2 flights per day. Departure times vary between 08:50 - 15:50. The earliest flight departs at 08:50, the last flight departs at 15:50. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Cancún to St. Louis takes 3 hours and 37 minutes. The flight distance between Cancún and St. Louis is 1,240 miles (or 1,996 km).
There is 1 airport in St. Louis: Lambert-Saint Louis International Airport (STL).
There are 15 flights per week flying from Cancún to St. Louis (as of April 2026).
3 hours and 37 minutes is the average flight time from Cancún to St. Louis.
The distance from Cancún to St. Louis is 1,240 miles (1,996 kilometers).
American Airlines, Frontier Airlines and Southwest Airlines are flying nonstop from Cancún to St. Louis.
Oneworld is currently the only alliance flying nonstop from Cancún to St. Louis.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Cancún to St. Louis:
The earliest flight departs at 08:50 from Cancún and arrives at 12:00 at St. Louis.
The latest flight departs at 15:50 from Cancún and arrives at 19:00 at St. Louis.
1,240 miles (1,996 km) · 3h 37m
08:50
12:00
Southwest Airlines
WN 1996
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
09:45
13:00
Southwest Airlines
WN 1986
Southwest Airlines
Boeing 757
Y
W
J
F
10:55
14:15
Southwest Airlines
WN 1996
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
10:55
14:10
Southwest Airlines
WN 1996
Southwest Airlines
Boeing 757
Y
W
J
F
11:32
15:09
American Airlines
Oneworld
AA 2756
American Airlines
Boeing 737-800
Y
W
J
F
11:43
15:14
Frontier Airlines
F9 87
Frontier Airlines
Airbus A321-100/200
Y
W
J
F
11:48
15:19
Frontier Airlines
F9 87
Frontier Airlines
Airbus A321-100/200
Y
W
J
F
12:30
15:50
Southwest Airlines
WN 1996
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
14:15
17:25
Southwest Airlines
WN 1986
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
14:25
17:35
Southwest Airlines
WN 1996
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
15:25
18:35
Southwest Airlines
WN 1996
Southwest Airlines
Boeing 757
Y
W
J
F
15:30
18:45
Southwest Airlines
WN 1986
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
15:50
19:00
Southwest Airlines
WN 1996
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
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