All airlines flying from Saint Louis (STL) to Denver (DEN).
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| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Thu
16:07
Saint Louis (STL) 1
17:41
Denver (DEN) Frontier Airlines F9 4567 Non-stop Airbus A321 (321) 2:34 Operates only on 2025-05-01 |
| Mon,Fri
18:53
Saint Louis (STL) 1
20:22
Denver (DEN) Frontier Airlines F9 4567 Non-stop Airbus A321neo (32Q) 2:29 Effective 2025-05-02 through 2025-05-19 |
| Mon,Fri
19:24
Saint Louis (STL) 1
20:56
Denver (DEN) Frontier Airlines F9 4567 Non-stop Airbus A321neo (32Q) 2:32 Effective 2025-05-23 through 2025-05-30 |
| Mon,Fri
19:24
Saint Louis (STL) 1
20:51
Denver (DEN) Frontier Airlines F9 4567 Non-stop Airbus A321neo (32Q) 2:27 Effective 2025-06-02 through 2025-06-09 |
| Mon,Wed,Fri,Sat
19:29
Saint Louis (STL) 1
20:56
Denver (DEN) Frontier Airlines F9 4567 Non-stop Airbus A320neo (32N) 2:27 Effective 2025-06-13 through 2025-08-18 |
| Wed,Sat
19:55
Saint Louis (STL) 1
21:27
Denver (DEN) Frontier Airlines F9 4567 Non-stop Airbus A321neo (32Q) 2:32 Effective 2025-05-24 through 2025-05-31 |
| Wed,Sat
20:11
Saint Louis (STL) 1
21:41
Denver (DEN) Frontier Airlines F9 4567 Non-stop Airbus A321neo (32Q) 2:30 Effective 2025-06-04 through 2025-06-11 |
| Wed,Sat
20:15
Saint Louis (STL) 1
21:48
Denver (DEN) Frontier Airlines F9 4567 Non-stop Airbus A321neo (32Q) 2:33 Effective 2025-05-03 through 2025-05-21 |
| Mon,Thu,Fri
13:50
Saint Louis (STL) 2
15:10
Denver (DEN) Southwest Airlines WN 4571 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-10-02 through 2025-10-31 |
| Tue,Wed
20:45
Saint Louis (STL) 2
22:05
Denver (DEN) Southwest Airlines WN 4571 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-10-07 through 2025-10-29 |
| Tue,Wed
13:30
Saint Louis (STL) 2
14:45
Denver (DEN) Southwest Airlines WN 4573 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-10-07 through 2025-10-29 |
| Sun
16:55
Saint Louis (STL) 2
18:15
Denver (DEN) Southwest Airlines WN 4573 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-10-05 through 2025-10-26 |
| Sat
18:05
Saint Louis (STL) 2
19:25
Denver (DEN) Southwest Airlines WN 4573 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-10-04 through 2025-11-01 |
| Mon,Thu,Fri
18:30
Saint Louis (STL) 2
19:50
Denver (DEN) Southwest Airlines WN 4573 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-10-02 through 2025-10-31 |
| Sun
14:20
Saint Louis (STL) 2
15:40
Denver (DEN) Southwest Airlines WN 4616 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-06-08 through 2025-08-03 |
| Sat
18:05
Saint Louis (STL) 2
19:30
Denver (DEN) Southwest Airlines WN 4616 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-06-07 through 2025-08-02 |
| Tue,Wed
18:15
Saint Louis (STL) 2
19:40
Denver (DEN) Southwest Airlines WN 4616 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-06-10 through 2025-07-30 |
| Mon,Thu,Fri
18:45
Saint Louis (STL) 2
20:05
Denver (DEN) Southwest Airlines WN 4616 Non-stop Boeing 737-700 (73W) 2:20 Effective 2025-06-05 through 2025-07-03 |
| Mon,Thu,Fri
18:45
Saint Louis (STL) 2
20:05
Denver (DEN) Southwest Airlines WN 4616 Non-stop Boeing 737-700 (73W) 2:20 Effective 2025-07-07 through 2025-08-04 |
| Sat
21:10
Saint Louis (STL) 2
22:30
Denver (DEN) Southwest Airlines WN 4617 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-06-07 through 2025-08-02 |
| Sun
22:45
Saint Louis (STL) 2
00:05
Denver (DEN) Southwest Airlines WN 4617 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-06-08 through 2025-08-03 The flight arrives 1 day after departure. |
| Sat
11:00
Saint Louis (STL) 1
12:24
Denver (DEN) United Airlines UA 4781 Non-stop Embraer EMB 175 (E7W) 2:24 Operates only on 2025-07-05 |
| Sun
16:55
Saint Louis (STL) 2
18:15
Denver (DEN) Southwest Airlines WN 4949 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Operates only on 2025-11-30 |
| Sun
21:10
Saint Louis (STL) 2
22:35
Denver (DEN) Southwest Airlines WN 4949 Non-stop Boeing 737-700 (73W) 2:25 Valid until 2025-05-18 |
| Sun
21:10
Saint Louis (STL) 2
22:35
Denver (DEN) Southwest Airlines WN 4949 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2025-06-01 |
| Mon-Fri,Sun
05:20
Saint Louis (STL) 1
06:59
Denver (DEN) United Airlines UA 5605 Non-stop Embraer EMB 175 (E7W) 2:39 Effective 2025-05-02 through 2025-05-21 |
| Sat
10:30
Saint Louis (STL) 1
12:07
Denver (DEN) United Airlines UA 5765 Non-stop Embraer EMB 175 (E7W) 2:37 Effective 2025-05-03 through 2025-05-17 |
| Daily
05:15
Saint Louis (STL) 1
06:52
Denver (DEN) United Airlines UA 5979 Non-stop Embraer EMB 175 (E7W) 2:37 Effective 2025-06-26 through 2025-07-04 |
| Daily
05:15
Saint Louis (STL) 1
06:52
Denver (DEN) United Airlines UA 5979 Non-stop Embraer EMB 175 (E7W) 2:37 Effective 2025-07-06 through 2025-08-18 |
| Daily
05:15
Saint Louis (STL) 1
06:53
Denver (DEN) United Airlines UA 5979 Non-stop Embraer EMB 175 (E7W) 2:38 Effective 2025-09-25 through 2025-10-25 |
| Daily
05:20
Saint Louis (STL) 1
06:57
Denver (DEN) United Airlines UA 5979 Non-stop Embraer EMB 175 (E7W) 2:37 Effective 2025-05-23 through 2025-06-25 |
| Daily
05:30
Saint Louis (STL) 1
06:56
Denver (DEN) United Airlines UA 5979 Non-stop Embraer EMB 175 (E7W) 2:26 Effective 2025-08-19 through 2025-09-24 |
| Non-Direct Flights: |
| Mon-Wed
15:45
Saint Louis (STL) 2
19:15
Denver (DEN) Southwest Airlines WN 101 1-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-11-25 through 2025-12-01 |
| Mon,Tue,Fri,Sun
15:45
Saint Louis (STL) 2
19:15
Denver (DEN) Southwest Airlines WN 101 1-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-12-19 through 2026-01-04 |
| Tue,Wed
10:15
Saint Louis (STL) 2
13:25
Denver (DEN) Southwest Airlines WN 224 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2025-10-07 through 2025-10-29 |
| Tue,Wed
05:20
Saint Louis (STL) 2
08:50
Denver (DEN) Southwest Airlines WN 506 1-stop Boeing 737 MAX 8 (7M8) 4:30 Valid until 2025-06-04 |
| Mon,Thu,Fri
10:10
Saint Louis (STL) 2
12:50
Denver (DEN) Southwest Airlines WN 550 1-stop Boeing 737-800 (73H) 3:40 Valid until 2025-06-02 |
| Sun
10:05
Saint Louis (STL) 2
12:35
Denver (DEN) Southwest Airlines WN 934 1-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2025-08-10 through 2025-08-24 |
| Sun
10:05
Saint Louis (STL) 2
12:35
Denver (DEN) Southwest Airlines WN 934 1-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2025-09-07 through 2025-09-28 |
| Sun
10:15
Saint Louis (STL) 2
13:25
Denver (DEN) Southwest Airlines WN 1438 1-stop Boeing 737 MAX 8 (7M8) 4:10 Valid until 2025-05-18 |
| Sun
10:15
Saint Louis (STL) 2
13:25
Denver (DEN) Southwest Airlines WN 1438 1-stop Boeing 737 MAX 8 (7M8) 4:10 Operates only on 2025-06-01 |
| Thu
10:00
Saint Louis (STL) 2
13:00
Denver (DEN) Southwest Airlines WN 1519 1-stop Boeing 737-800 (73H) 4:00 Operates only on 2025-11-27 |
| Tue,Wed
08:20
Saint Louis (STL) 2
11:10
Denver (DEN) Southwest Airlines WN 1597 1-stop Boeing 737-800 (73H) 3:50 Effective 2025-10-07 through 2025-10-29 |
| Sat
09:45
Saint Louis (STL) 2
12:15
Denver (DEN) Southwest Airlines WN 1929 1-stop Boeing 737-700 (Scimitar Winglets) 3:30 Effective 2025-11-22 through 2025-11-29 |
| Sat
09:45
Saint Louis (STL) 2
12:15
Denver (DEN) Southwest Airlines WN 1929 1-stop Boeing 737-700 (Scimitar Winglets) 3:30 Effective 2025-12-20 through 2026-01-03 |
| Sat
14:05
Saint Louis (STL) 2
16:40
Denver (DEN) Southwest Airlines WN 2001 1-stop Boeing 737-700 (73W) 3:35 Effective 2025-08-09 through 2025-09-27 |
| Mon,Thu,Fri
14:25
Saint Louis (STL) 2
17:55
Denver (DEN) Southwest Airlines WN 2180 1-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-10-02 through 2025-10-31 |
| Mon-Wed
09:50
Saint Louis (STL) 2
12:25
Denver (DEN) Southwest Airlines WN 2426 1-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-11-25 through 2025-12-01 |
| Mon,Tue,Fri,Sun
09:50
Saint Louis (STL) 2
12:25
Denver (DEN) Southwest Airlines WN 2426 1-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-12-19 through 2026-01-04 |
| Sun
10:00
Saint Louis (STL) 2
12:35
Denver (DEN) Southwest Airlines WN 2547 1-stop Boeing 737-800 (73H) 3:35 Effective 2025-06-08 through 2025-08-03 |
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Parallax here STL-DEN
- 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 2:15 and 2:39.
