Southwest Airlines flights from Denver (DEN) to Saint Louis (STL).

FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 19:45 Denver (DEN) 22:45 Saint Louis (STL) 2 Southwest Airlines WN 147 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-10-02 through 2025-10-31
Tue,Wed 19:45 Denver (DEN) 22:45 Saint Louis (STL) 2 Southwest Airlines WN 147 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-10-07 through 2025-10-29
Mon-Wed 05:10 Denver (DEN) 08:15 Saint Louis (STL) 2 Southwest Airlines WN 282 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 05:10 Denver (DEN) 08:15 Saint Louis (STL) 2 Southwest Airlines WN 282 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-12-19 through 2026-01-04
Sat 05:55 Denver (DEN) 09:05 Saint Louis (STL) 2 Southwest Airlines WN 282 Non-stop Boeing 737-800 (73H) 2:10 Effective 2025-11-22 through 2025-11-29
Sat 05:55 Denver (DEN) 09:05 Saint Louis (STL) 2 Southwest Airlines WN 282 Non-stop Boeing 737-800 (73H) 2:10 Effective 2025-12-20 through 2026-01-03
Tue,Wed 13:15 Denver (DEN) 16:15 Saint Louis (STL) 2 Southwest Airlines WN 319 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Valid until 2025-06-04
Mon,Thu,Fri 13:20 Denver (DEN) 16:20 Saint Louis (STL) 2 Southwest Airlines WN 319 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Valid until 2025-06-02
Mon,Thu,Fri 09:30 Denver (DEN) 12:30 Saint Louis (STL) 2 Southwest Airlines WN 438 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-08-07 through 2025-09-29
Sat 09:30 Denver (DEN) 12:30 Saint Louis (STL) 2 Southwest Airlines WN 438 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-08-09 through 2025-09-27
Sun 10:10 Denver (DEN) 13:15 Saint Louis (STL) 2 Southwest Airlines WN 438 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-08-10 through 2025-08-24
Sun 10:10 Denver (DEN) 13:15 Saint Louis (STL) 2 Southwest Airlines WN 438 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-09-07 through 2025-09-28
Sun 10:20 Denver (DEN) 13:25 Saint Louis (STL) 2 Southwest Airlines WN 438 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Operates only on 2025-08-31
Sun 07:45 Denver (DEN) 10:50 Saint Louis (STL) 2 Southwest Airlines WN 456 Non-stop Boeing 737-700 (73W) 2:05 Valid until 2025-05-18
Sun 07:45 Denver (DEN) 10:50 Saint Louis (STL) 2 Southwest Airlines WN 456 Non-stop Boeing 737-700 (73W) 2:05 Operates only on 2025-06-01
Sat 05:00 Denver (DEN) 08:05 Saint Louis (STL) 2 Southwest Airlines WN 585 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-11-08 through 2025-11-15
Sat 05:00 Denver (DEN) 08:05 Saint Louis (STL) 2 Southwest Airlines WN 585 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-12-06 through 2025-12-13
Tue,Wed 05:20 Denver (DEN) 08:30 Saint Louis (STL) 2 Southwest Airlines WN 585 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-11-04 through 2025-11-12
Mon-Thu 05:20 Denver (DEN) 08:30 Saint Louis (STL) 2 Southwest Airlines WN 585 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-11-17 through 2025-11-20
Mon-Fri 05:20 Denver (DEN) 08:30 Saint Louis (STL) 2 Southwest Airlines WN 585 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-12-02 through 2025-12-11
Mon-Wed 05:20 Denver (DEN) 08:30 Saint Louis (STL) 2 Southwest Airlines WN 585 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-12-15 through 2025-12-17
Wed,Thu 05:20 Denver (DEN) 08:30 Saint Louis (STL) 2 Southwest Airlines WN 585 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-12-24 through 2026-01-01
Tue,Wed 17:15 Denver (DEN) 20:15 Saint Louis (STL) 2 Southwest Airlines WN 866 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri 20:50 Denver (DEN) 23:55 Saint Louis (STL) 2 Southwest Airlines WN 866 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-10-02 through 2025-10-31
Mon,Thu,Fri,Sun 13:50 Denver (DEN) 16:50 Saint Louis (STL) 2 Southwest Airlines WN 1037 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-11-02 through 2025-11-16
Sat 13:50 Denver (DEN) 16:50 Saint Louis (STL) 2 Southwest Airlines WN 1037 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-11-08 through 2025-11-15
Mon,Fri,Sun 13:50 Denver (DEN) 16:50 Saint Louis (STL) 2 Southwest Airlines WN 1037 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-11-21 through 2025-11-28
Sat 13:50 Denver (DEN) 16:50 Saint Louis (STL) 2 Southwest Airlines WN 1037 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-12-06 through 2025-12-13
Fri,Sun 13:50 Denver (DEN) 16:50 Saint Louis (STL) 2 Southwest Airlines WN 1037 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-12-07 through 2025-12-14
Thu 13:50 Denver (DEN) 16:50 Saint Louis (STL) 2 Southwest Airlines WN 1037 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Operates only on 2025-12-18
Mon 13:50 Denver (DEN) 16:50 Saint Louis (STL) 2 Southwest Airlines WN 1037 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Operates only on 2026-01-05
Mon,Thu,Fri 11:30 Denver (DEN) 14:35 Saint Louis (STL) 2 Southwest Airlines WN 1151 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 11:30 Denver (DEN) 14:35 Saint Louis (STL) 2 Southwest Airlines WN 1151 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-07-07 through 2025-08-04
Sat 12:10 Denver (DEN) 15:10 Saint Louis (STL) 2 Southwest Airlines WN 1151 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-06-07 through 2025-08-02
Fri 12:45 Denver (DEN) 15:45 Saint Louis (STL) 2 Southwest Airlines WN 1151 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2025-07-04
Sun 13:55 Denver (DEN) 17:00 Saint Louis (STL) 2 Southwest Airlines WN 1151 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-06-08 through 2025-08-03
Tue,Wed 14:40 Denver (DEN) 17:40 Saint Louis (STL) 2 Southwest Airlines WN 1151 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-06-10 through 2025-07-30
Mon,Thu,Fri 05:45 Denver (DEN) 08:45 Saint Louis (STL) 2 Southwest Airlines WN 1242 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-10-02 through 2025-10-31
Tue,Wed 05:45 Denver (DEN) 08:45 Saint Louis (STL) 2 Southwest Airlines WN 1242 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri 05:30 Denver (DEN) 08:30 Saint Louis (STL) 2 Southwest Airlines WN 1277 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-08-07 through 2025-09-29
Tue,Wed 08:30 Denver (DEN) 11:30 Saint Louis (STL) 2 Southwest Airlines WN 1277 Non-stop Boeing 737-700 (73W) 2:00 Effective 2025-08-05 through 2025-10-01
Thu 07:40 Denver (DEN) 10:45 Saint Louis (STL) 2 Southwest Airlines WN 1504 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Operates only on 2025-11-27
Thu 11:35 Denver (DEN) 14:40 Saint Louis (STL) 2 Southwest Airlines WN 1506 Non-stop Boeing 737-800 (73H) 2:05 Operates only on 2025-11-27
Thu 13:40 Denver (DEN) 16:40 Saint Louis (STL) 2 Southwest Airlines WN 1507 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2025-11-27
Mon,Thu,Fri 14:45 Denver (DEN) 17:45 Saint Louis (STL) 2 Southwest Airlines WN 1541 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 14:45 Denver (DEN) 17:45 Saint Louis (STL) 2 Southwest Airlines WN 1541 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-07-07 through 2025-08-04
Sat 15:20 Denver (DEN) 18:20 Saint Louis (STL) 2 Southwest Airlines WN 1541 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-06-07 through 2025-08-02
Tue,Wed 18:00 Denver (DEN) 21:10 Saint Louis (STL) 2 Southwest Airlines WN 1541 Non-stop Boeing 737-800 (73H) 2:10 Effective 2025-06-10 through 2025-07-30
Thu 06:10 Denver (DEN) 09:20 Saint Louis (STL) 2 Southwest Airlines WN 1552 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Operates only on 2025-11-27
Tue,Wed 08:05 Denver (DEN) 11:10 Saint Louis (STL) 2 Southwest Airlines WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-10-07 through 2025-10-29

1 2 3 4 5 6

A domestic route departing from the Denver airport (DEN) and arriving at Saint Louis airport (STL).
The flight distance is 767 miles, or 1235 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-6 . 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 2:00 and 2:15.

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Southwest Airlines flights from Denver (DEN) to Saint Louis (STL).

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN147

19:45

Denver (DEN)

22:45

Saint Louis (STL) 2

Effective 2025-10-02 through 2025-10-31

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN147

19:45

Denver (DEN)

22:45

Saint Louis (STL) 2

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN282

05:10

Denver (DEN)

08:15

Saint Louis (STL) 2

Effective 2025-11-25 through 2025-12-01

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN282

05:10

Denver (DEN)

08:15

Saint Louis (STL) 2

Effective 2025-12-19 through 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN282

05:55

Denver (DEN)

09:05

Saint Louis (STL) 2

Effective 2025-11-22 through 2025-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:10, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN282

05:55

Denver (DEN)

09:05

Saint Louis (STL) 2

Effective 2025-12-20 through 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:10, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN319

13:15

Denver (DEN)

16:15

Saint Louis (STL) 2

Valid until 2025-06-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN319

13:20

Denver (DEN)

16:20

Saint Louis (STL) 2

Valid until 2025-06-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN438

09:30

Denver (DEN)

12:30

Saint Louis (STL) 2

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN438

09:30

Denver (DEN)

12:30

Saint Louis (STL) 2

Effective 2025-08-09 through 2025-09-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN438

10:10

Denver (DEN)

13:15

Saint Louis (STL) 2

Effective 2025-08-10 through 2025-08-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN438

10:10

Denver (DEN)

13:15

Saint Louis (STL) 2

Effective 2025-09-07 through 2025-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN438

10:20

Denver (DEN)

13:25

Saint Louis (STL) 2

Operates only on 2025-08-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN456

07:45

Denver (DEN)

10:50

Saint Louis (STL) 2

Valid until 2025-05-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN456

07:45

Denver (DEN)

10:50

Saint Louis (STL) 2

Operates only on 2025-06-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN585

05:00

Denver (DEN)

08:05

Saint Louis (STL) 2

Effective 2025-11-08 through 2025-11-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN585

05:00

Denver (DEN)

08:05

Saint Louis (STL) 2

Effective 2025-12-06 through 2025-12-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN585

05:20

Denver (DEN)

08:30

Saint Louis (STL) 2

Effective 2025-11-04 through 2025-11-12

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN585

05:20

Denver (DEN)

08:30

Saint Louis (STL) 2

Effective 2025-11-17 through 2025-11-20

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN585

05:20

Denver (DEN)

08:30

Saint Louis (STL) 2

Effective 2025-12-02 through 2025-12-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN585

05:20

Denver (DEN)

08:30

Saint Louis (STL) 2

Effective 2025-12-15 through 2025-12-17

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN585

05:20

Denver (DEN)

08:30

Saint Louis (STL) 2

Effective 2025-12-24 through 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN866

17:15

Denver (DEN)

20:15

Saint Louis (STL) 2

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN866

20:50

Denver (DEN)

23:55

Saint Louis (STL) 2

Effective 2025-10-02 through 2025-10-31

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1037

13:50

Denver (DEN)

16:50

Saint Louis (STL) 2

Effective 2025-11-02 through 2025-11-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1037

13:50

Denver (DEN)

16:50

Saint Louis (STL) 2

Effective 2025-11-08 through 2025-11-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1037

13:50

Denver (DEN)

16:50

Saint Louis (STL) 2

Effective 2025-11-21 through 2025-11-28

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1037

13:50

Denver (DEN)

16:50

Saint Louis (STL) 2

Effective 2025-12-06 through 2025-12-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1037

13:50

Denver (DEN)

16:50

Saint Louis (STL) 2

Effective 2025-12-07 through 2025-12-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1037

13:50

Denver (DEN)

16:50

Saint Louis (STL) 2

Operates only on 2025-12-18

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1037

13:50

Denver (DEN)

16:50

Saint Louis (STL) 2

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1151

11:30

Denver (DEN)

14:35

Saint Louis (STL) 2

Effective 2025-06-05 through 2025-07-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1151

11:30

Denver (DEN)

14:35

Saint Louis (STL) 2

Effective 2025-07-07 through 2025-08-04

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1151

12:10

Denver (DEN)

15:10

Saint Louis (STL) 2

Effective 2025-06-07 through 2025-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1151

12:45

Denver (DEN)

15:45

Saint Louis (STL) 2

Operates only on 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1151

13:55

Denver (DEN)

17:00

Saint Louis (STL) 2

Effective 2025-06-08 through 2025-08-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1151

14:40

Denver (DEN)

17:40

Saint Louis (STL) 2

Effective 2025-06-10 through 2025-07-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1242

05:45

Denver (DEN)

08:45

Saint Louis (STL) 2

Effective 2025-10-02 through 2025-10-31

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1242

05:45

Denver (DEN)

08:45

Saint Louis (STL) 2

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1277

05:30

Denver (DEN)

08:30

Saint Louis (STL) 2

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1277

08:30

Denver (DEN)

11:30

Saint Louis (STL) 2

Effective 2025-08-05 through 2025-10-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1504

07:40

Denver (DEN)

10:45

Saint Louis (STL) 2

Operates only on 2025-11-27

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1506

11:35

Denver (DEN)

14:40

Saint Louis (STL) 2

Operates only on 2025-11-27

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1507

13:40

Denver (DEN)

16:40

Saint Louis (STL) 2

Operates only on 2025-11-27

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1541

14:45

Denver (DEN)

17:45

Saint Louis (STL) 2

Effective 2025-06-05 through 2025-07-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1541

14:45

Denver (DEN)

17:45

Saint Louis (STL) 2

Effective 2025-07-07 through 2025-08-04

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1541

15:20

Denver (DEN)

18:20

Saint Louis (STL) 2

Effective 2025-06-07 through 2025-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1541

18:00

Denver (DEN)

21:10

Saint Louis (STL) 2

Effective 2025-06-10 through 2025-07-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:10, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1552

06:10

Denver (DEN)

09:20

Saint Louis (STL) 2

Operates only on 2025-11-27

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1566

08:05

Denver (DEN)

11:10

Saint Louis (STL) 2

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

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A domestic route departing from the Denver airport (DEN) and arriving at Saint Louis airport (STL).
The flight distance is 767 miles, or 1235 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-6 . 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 2:00 and 2:15.

All DEN-STL flights

All Southwest Airlines flights

Return (STL-DEN) flights

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