Southwest Airlines
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United States
Denver International Airport
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United States
Lambert-Saint Louis International Airport
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Scan through all non-stop flights from Denver to St. Louis. The full flight schedule below gives an overview of all non-stop flights from DEN 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 Denver DEN 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 DEN STL flight schedule.
Flights from DEN to STL are operated 86 times a week, with an average of 12 flights per day. Departure times vary between 05:05 - 22:05. The earliest flight departs at 05:05, the last flight departs at 22:05. 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 Denver to St. Louis takes 2 hours and 8 minutes. The flight distance between Denver and St. Louis is 767 miles (or 1,234 km).
There is 1 airport in St. Louis: Lambert-Saint Louis International Airport (STL).
There are 86 flights per week flying from Denver to St. Louis (as of July 2026).
2 hours and 8 minutes is the average flight time from Denver to St. Louis.
The distance from Denver to St. Louis is 767 miles (1,234 kilometers).
Frontier Airlines, Southwest Airlines and United Airlines are flying nonstop from Denver to St. Louis.
Star Alliance is currently the only alliance flying nonstop from Denver to St. Louis.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Denver to St. Louis:
The earliest flight departs at 05:05 from Denver and arrives at 08:10 at St. Louis.
The latest flight departs at 22:05 from Denver and arrives at 01:10 at St. Louis.
767 miles (1,234 km) · 2h 8m
05:05
08:10
Southwest Airlines
WN 1751
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
05:35
08:35
Southwest Airlines
WN 1751
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
05:40
08:40
Southwest Airlines
WN 1751
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
05:45
08:45
Southwest Airlines
WN 1751
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
05:55
09:00
Southwest Airlines
WN 3780
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
06:15
09:20
Southwest Airlines
WN 1751
Southwest Airlines
Boeing 737-700
Y
W
J
F
06:40
09:40
Southwest Airlines
WN 1634
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
07:20
10:25
Southwest Airlines
WN 1373
Southwest Airlines
Boeing 737-700
Y
W
J
F
07:40
10:45
Southwest Airlines
WN 1373
Southwest Airlines
Boeing 737-700
Y
W
J
F
09:35
12:42
United Airlines
Star Alliance
UA 652
United Airlines
Airbus A319
Y
W
J
F
09:35
12:42
United Airlines
Star Alliance
UA 652
United Airlines
Boeing 737-800
Y
W
J
F
09:35
12:42
United Airlines
Star Alliance
UA 652
United Airlines
Airbus A320-100/200
Y
W
J
F
10:00
13:10
Southwest Airlines
WN 1716
Southwest Airlines
Boeing 737-700
Y
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F
10:00
13:10
Southwest Airlines
WN 1753
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
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F
10:05
13:20
Southwest Airlines
WN 1753
Southwest Airlines
Boeing 737-700
Y
W
J
F
10:15
13:30
Southwest Airlines
WN 103
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
10:20
13:30
Southwest Airlines
WN 1753
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
11:15
14:20
Southwest Airlines
WN 5066
Southwest Airlines
Boeing 737-700
Y
W
J
F
11:25
14:35
Southwest Airlines
WN 3548
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
11:25
14:35
Southwest Airlines
WN 3152
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
11:40
14:50
Southwest Airlines
WN 3152
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
11:55
15:05
Southwest Airlines
WN 3152
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
12:55
15:55
Southwest Airlines
WN 3152
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
13:00
16:05
Southwest Airlines
WN 556
Southwest Airlines
Boeing 737-700
Y
W
J
F
13:00
16:05
Southwest Airlines
WN 3152
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
13:25
16:33
United Airlines
Star Alliance
UA 1639
United Airlines
Airbus A319
Y
W
J
F
13:25
16:33
United Airlines
Star Alliance
UA 1639
United Airlines
Airbus A319
Y
W
J
F
13:40
16:50
Southwest Airlines
WN 320
Southwest Airlines
Boeing 737-700
Y
W
J
F
15:40
18:45
Southwest Airlines
WN 3130
Southwest Airlines
Boeing 737-700
Y
W
J
F
15:41
18:53
Frontier Airlines
F9 3302
Frontier Airlines
Airbus A320neo
Y
W
J
F
15:55
19:05
Southwest Airlines
WN 4213
Southwest Airlines
Boeing 737-700
Y
W
J
F
16:10
19:23
Frontier Airlines
F9 3302
Frontier Airlines
Airbus A320neo
Y
W
J
F
17:00
20:10
Southwest Airlines
WN 1756
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:15
20:20
Southwest Airlines
WN 5096
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:15
20:20
Southwest Airlines
WN 5074
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:15
20:20
Southwest Airlines
WN 5074
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:20
20:25
Southwest Airlines
WN 5073
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:25
20:30
Southwest Airlines
WN 5073
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:34
20:43
United Airlines
Star Alliance
UA 1422
United Airlines
Boeing 737-800
Y
W
J
F
17:34
20:43
United Airlines
Star Alliance
UA 1422
United Airlines
Boeing 737-800
Y
W
J
F
17:50
21:05
Southwest Airlines
WN 1718
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
18:10
21:35
Southwest Airlines
WN 1756
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
19:00
22:10
Southwest Airlines
WN 1758
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
19:00
22:15
Southwest Airlines
WN 1756
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
19:30
22:40
Southwest Airlines
WN 1756
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
19:30
22:45
Southwest Airlines
WN 1756
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
20:35
23:47
United Airlines
Star Alliance
UA 214
United Airlines
Boeing 737-800
Y
W
J
F
20:35
23:50
Southwest Airlines
WN 1133
Southwest Airlines
Boeing 737-700
Y
W
J
F
20:45
23:57
United Airlines
Star Alliance
UA 214
United Airlines
Boeing 737 MAX 8
Y
W
J
F
20:45
23:55
Southwest Airlines
WN 3317
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
20:45
23:55
Southwest Airlines
WN 1324
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
20:45
23:57
United Airlines
Star Alliance
UA 214
United Airlines
Boeing 737-800
Y
W
J
F
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