All airlines flying from Saint Louis (STL) to Denver (DEN).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Mon-Fri
12:25
Saint Louis (STL) 2
13:50
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-26 through 2026-02-04 |
| Tue,Wed,Sun
12:25
Saint Louis (STL) 2
13:50
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-08 through 2026-02-11 |
| Tue,Wed
12:25
Saint Louis (STL) 2
13:50
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-18 through 2026-03-04 |
| Mon,Thu,Fri
14:05
Saint Louis (STL) 2
15:30
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-12 through 2026-02-16 |
| Thu,Fri,Sun
14:05
Saint Louis (STL) 2
15:30
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-20 through 2026-03-01 |
| Sat
14:35
Saint Louis (STL) 2
16:00
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-14 through 2026-02-28 |
| Thu,Fri,Sun
15:00
Saint Louis (STL) 2
16:25
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-01-11 through 2026-01-16 |
| Mon,Sun
15:00
Saint Louis (STL) 2
16:25
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-01-19 through 2026-01-25 |
| Thu,Fri,Sun
15:00
Saint Louis (STL) 2
16:25
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-01 through 2026-02-06 |
| Mon,Sun
15:00
Saint Louis (STL) 2
16:25
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-09 through 2026-02-15 |
| Mon,Tue,Thu
15:00
Saint Louis (STL) 2
16:25
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-17 through 2026-02-23 |
| Mon
15:00
Saint Louis (STL) 2
16:25
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Operates only on 2026-03-02 |
| Sat
15:55
Saint Louis (STL) 2
17:25
Denver (DEN) Southwest Airlines WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-01-10 through 2026-02-07 |
| Mon-Fri
19:55
Saint Louis (STL) 2
21:20
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-06 through 2026-01-14 |
| Tue-Fri,Sun
19:55
Saint Louis (STL) 2
21:20
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-18 through 2026-01-23 |
| Mon-Fri
19:55
Saint Louis (STL) 2
21:20
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-26 through 2026-02-04 |
| Tue,Wed,Sun
19:55
Saint Louis (STL) 2
21:20
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2026-02-08 through 2026-02-11 |
| Tue,Wed
19:55
Saint Louis (STL) 2
21:20
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2026-02-18 through 2026-03-04 |
| Sat
20:55
Saint Louis (STL) 2
22:20
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-14 through 2026-02-28 |
| Thu,Fri,Sun
21:00
Saint Louis (STL) 2
22:25
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-11 through 2026-01-16 |
| Mon,Sun
21:00
Saint Louis (STL) 2
22:25
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-19 through 2026-01-25 |
| Sun
21:00
Saint Louis (STL) 2
22:25
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737-800 (73H) 2:25 Operates only on 2026-02-01 |
| Mon,Thu,Fri
21:00
Saint Louis (STL) 2
22:25
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-05 through 2026-02-09 |
| Tue,Thu,Sun
21:00
Saint Louis (STL) 2
22:25
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-15 through 2026-02-19 |
| Mon
21:00
Saint Louis (STL) 2
22:25
Denver (DEN) Southwest Airlines WN 3769 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-23 through 2026-03-02 |
| Mon,Thu,Fri
06:25
Saint Louis (STL) 2
07:40
Denver (DEN) Southwest Airlines WN 3826 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-08-06 through 2026-09-28 |
| Sun
06:45
Saint Louis (STL) 2
08:00
Denver (DEN) Southwest Airlines WN 3826 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-08-09 through 2026-09-27 |
| Tue,Wed
07:00
Saint Louis (STL) 2
08:15
Denver (DEN) Southwest Airlines WN 3826 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-08-04 through 2026-09-30 |
| Sat
07:00
Saint Louis (STL) 2
08:15
Denver (DEN) Southwest Airlines WN 3826 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-08-08 through 2026-09-26 |
| Sun
08:20
Saint Louis (STL) 2
09:35
Denver (DEN) Southwest Airlines WN 3827 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-08-09 through 2026-09-27 |
| Tue,Wed
08:35
Saint Louis (STL) 2
09:50
Denver (DEN) Southwest Airlines WN 3827 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-08-04 through 2026-09-30 |
| Mon,Thu,Fri
08:40
Saint Louis (STL) 2
09:55
Denver (DEN) Southwest Airlines WN 3827 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-08-06 through 2026-09-28 |
| Sat
08:55
Saint Louis (STL) 2
10:10
Denver (DEN) Southwest Airlines WN 3827 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-08-08 through 2026-09-26 |
| Sun
09:45
Saint Louis (STL) 2
11:00
Denver (DEN) Southwest Airlines WN 3828 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-08-09 through 2026-09-27 |
| Tue,Wed
12:20
Saint Louis (STL) 2
13:35
Denver (DEN) Southwest Airlines WN 3828 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-08-04 through 2026-09-30 |
| Mon,Thu,Fri
12:45
Saint Louis (STL) 2
14:00
Denver (DEN) Southwest Airlines WN 3828 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-08-06 through 2026-09-28 |
| Sun
12:35
Saint Louis (STL) 2
13:50
Denver (DEN) Southwest Airlines WN 3829 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-08-09 through 2026-09-27 |
| Mon,Thu,Fri
14:00
Saint Louis (STL) 2
15:15
Denver (DEN) Southwest Airlines WN 3829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-08-06 through 2026-09-28 |
| Sat
14:15
Saint Louis (STL) 2
15:30
Denver (DEN) Southwest Airlines WN 3829 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-08-08 through 2026-09-26 |
| Mon,Thu,Fri
16:35
Saint Louis (STL) 2
17:50
Denver (DEN) Southwest Airlines WN 3831 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-08-06 through 2026-09-28 |
| Sun
17:55
Saint Louis (STL) 2
19:10
Denver (DEN) Southwest Airlines WN 3831 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-08-09 through 2026-09-27 |
| Tue,Wed
18:20
Saint Louis (STL) 2
19:35
Denver (DEN) Southwest Airlines WN 3831 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-08-04 through 2026-09-30 |
| Tue,Wed
20:45
Saint Louis (STL) 2
22:00
Denver (DEN) Southwest Airlines WN 3832 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-08-04 through 2026-09-30 |
| Mon,Thu,Fri,Sun
20:45
Saint Louis (STL) 2
22:00
Denver (DEN) Southwest Airlines WN 3832 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-08-06 through 2026-09-28 |
| Sat
06:00
Saint Louis (STL) 2
07:30
Denver (DEN) Southwest Airlines WN 3852 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-03-07 through 2026-04-04 |
| Mon,Thu,Fri
06:15
Saint Louis (STL) 2
07:40
Denver (DEN) Southwest Airlines WN 3852 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-05 through 2026-04-06 |
| Sun
06:20
Saint Louis (STL) 2
07:45
Denver (DEN) Southwest Airlines WN 3852 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-08 through 2026-04-05 |
| Tue,Wed
06:20
Saint Louis (STL) 2
07:45
Denver (DEN) Southwest Airlines WN 3852 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-03-10 through 2026-04-01 |
| Mon,Thu,Fri
05:35
Saint Louis (STL) 2
06:50
Denver (DEN) Southwest Airlines WN 3909 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-06-04 through 2026-08-03 |
| Sat,Sun
05:40
Saint Louis (STL) 2
06:55
Denver (DEN) Southwest Airlines WN 3909 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-06-06 through 2026-08-02 |
- A domestic route departing from the Saint Louis airport (STL) and arriving at Denver airport (DEN).
- The flight distance is 767 miles, or 1235 km.
- The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
- For direct flights, the flight time varies between 2:10 and 2:40.
