Southwest Airlines flights from Phoenix Sky Harbor (PHX) to Denver (DEN).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Mon-Fri
10:35
Phoenix Sky Harbor (PHX) 4
12:25
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-01-06 through 2026-01-14 |
| Tue-Fri,Sun
10:35
Phoenix Sky Harbor (PHX) 4
12:25
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-01-18 through 2026-01-23 |
| Mon-Fri
10:35
Phoenix Sky Harbor (PHX) 4
12:25
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-01-26 through 2026-02-04 |
| Tue,Wed,Sun
10:35
Phoenix Sky Harbor (PHX) 4
12:25
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-02-08 through 2026-02-11 |
| Tue,Wed
10:35
Phoenix Sky Harbor (PHX) 4
12:25
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-02-18 through 2026-03-04 |
| Sat
11:10
Phoenix Sky Harbor (PHX) 4
13:00
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-01-10 through 2026-02-07 |
| Thu,Fri,Sun
11:15
Phoenix Sky Harbor (PHX) 4
13:05
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-01-11 through 2026-01-16 |
| Mon,Sun
11:15
Phoenix Sky Harbor (PHX) 4
13:05
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-01-19 through 2026-01-25 |
| Thu,Fri,Sun
11:15
Phoenix Sky Harbor (PHX) 4
13:05
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-02-01 through 2026-02-06 |
| Mon,Sun
11:15
Phoenix Sky Harbor (PHX) 4
13:05
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-02-09 through 2026-02-15 |
| Mon,Tue,Thu
11:15
Phoenix Sky Harbor (PHX) 4
13:05
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-02-17 through 2026-02-23 |
| Mon
11:15
Phoenix Sky Harbor (PHX) 4
13:05
Denver (DEN) Southwest Airlines WN 2994 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Operates only on 2026-03-02 |
| Sun
07:55
Phoenix Sky Harbor (PHX) 4
10:40
Denver (DEN) Southwest Airlines WN 2998 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-08-09 through 2026-09-27 |
| Fri,Sun
05:25
Phoenix Sky Harbor (PHX) 4
07:10
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-20 through 2026-02-22 |
| Thu,Fri
05:30
Phoenix Sky Harbor (PHX) 4
07:15
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-12 through 2026-02-13 |
| Mon
05:30
Phoenix Sky Harbor (PHX) 4
07:15
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Operates only on 2026-02-16 |
| Thu,Fri,Sun
05:30
Phoenix Sky Harbor (PHX) 4
07:15
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-26 through 2026-03-01 |
| Sat
05:45
Phoenix Sky Harbor (PHX) 4
07:30
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-14 through 2026-02-28 |
| Thu,Fri,Sun
05:50
Phoenix Sky Harbor (PHX) 4
07:35
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-01-11 through 2026-01-16 |
| Mon,Sun
05:50
Phoenix Sky Harbor (PHX) 4
07:35
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-01-19 through 2026-01-25 |
| Fri,Sun
05:50
Phoenix Sky Harbor (PHX) 4
07:35
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-01 through 2026-02-06 |
| Thu
05:50
Phoenix Sky Harbor (PHX) 4
07:35
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-800 (73H) 1:45 Operates only on 2026-02-05 |
| Mon,Sun
05:50
Phoenix Sky Harbor (PHX) 4
07:35
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-09 through 2026-02-15 |
| Mon,Tue,Thu
05:50
Phoenix Sky Harbor (PHX) 4
07:35
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-17 through 2026-02-23 |
| Mon
05:50
Phoenix Sky Harbor (PHX) 4
07:35
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Operates only on 2026-03-02 |
| Tue
06:00
Phoenix Sky Harbor (PHX) 4
07:45
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Operates only on 2026-01-06 |
| Mon-Fri
06:00
Phoenix Sky Harbor (PHX) 4
07:45
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-01-07 through 2026-01-14 |
| Tue-Fri,Sun
06:00
Phoenix Sky Harbor (PHX) 4
07:45
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-01-18 through 2026-01-23 |
| Mon-Fri
06:00
Phoenix Sky Harbor (PHX) 4
07:45
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-01-26 through 2026-02-04 |
| Tue,Wed
06:00
Phoenix Sky Harbor (PHX) 4
07:45
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-10 through 2026-02-11 |
| Wed
06:00
Phoenix Sky Harbor (PHX) 4
07:45
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Operates only on 2026-02-18 |
| Tue,Wed
06:00
Phoenix Sky Harbor (PHX) 4
07:45
Denver (DEN) Southwest Airlines WN 3135 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-24 through 2026-03-04 |
| Mon,Fri
08:15
Phoenix Sky Harbor (PHX) 4
10:05
Denver (DEN) Southwest Airlines WN 3137 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-02-13 through 2026-02-20 |
| Thu,Fri,Sun
08:15
Phoenix Sky Harbor (PHX) 4
10:05
Denver (DEN) Southwest Airlines WN 3137 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-02-22 through 2026-03-01 |
| Thu
08:25
Phoenix Sky Harbor (PHX) 4
10:15
Denver (DEN) Southwest Airlines WN 3137 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Operates only on 2026-02-12 |
| Sat
08:35
Phoenix Sky Harbor (PHX) 4
10:25
Denver (DEN) Southwest Airlines WN 3137 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-02-14 through 2026-02-28 |
| Mon,Thu,Fri
12:40
Phoenix Sky Harbor (PHX) 4
14:25
Denver (DEN) Southwest Airlines WN 3139 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-12 through 2026-02-16 |
| Thu,Fri,Sun
12:40
Phoenix Sky Harbor (PHX) 4
14:25
Denver (DEN) Southwest Airlines WN 3139 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-20 through 2026-03-01 |
| Mon,Thu,Fri
15:20
Phoenix Sky Harbor (PHX) 4
17:05
Denver (DEN) Southwest Airlines WN 3141 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-12 through 2026-02-16 |
| Thu,Fri,Sun
15:20
Phoenix Sky Harbor (PHX) 4
17:05
Denver (DEN) Southwest Airlines WN 3141 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-20 through 2026-03-01 |
| Mon-Fri
16:15
Phoenix Sky Harbor (PHX) 4
18:00
Denver (DEN) Southwest Airlines WN 3141 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-06 through 2026-01-14 |
| Tue-Fri,Sun
16:15
Phoenix Sky Harbor (PHX) 4
18:00
Denver (DEN) Southwest Airlines WN 3141 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-18 through 2026-01-23 |
| Mon-Fri
16:15
Phoenix Sky Harbor (PHX) 4
18:00
Denver (DEN) Southwest Airlines WN 3141 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-26 through 2026-02-04 |
| Tue,Wed,Sun
16:15
Phoenix Sky Harbor (PHX) 4
18:00
Denver (DEN) Southwest Airlines WN 3141 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-02-08 through 2026-02-11 |
| Tue,Wed
16:15
Phoenix Sky Harbor (PHX) 4
18:00
Denver (DEN) Southwest Airlines WN 3141 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-02-18 through 2026-03-04 |
| Mon-Fri
15:15
Phoenix Sky Harbor (PHX) 4
17:00
Denver (DEN) Southwest Airlines WN 3142 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-06 through 2026-01-14 |
| Tue-Fri,Sun
15:15
Phoenix Sky Harbor (PHX) 4
17:00
Denver (DEN) Southwest Airlines WN 3142 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-18 through 2026-01-23 |
| Mon-Fri
15:15
Phoenix Sky Harbor (PHX) 4
17:00
Denver (DEN) Southwest Airlines WN 3142 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-26 through 2026-02-04 |
| Tue,Wed,Sun
15:15
Phoenix Sky Harbor (PHX) 4
17:00
Denver (DEN) Southwest Airlines WN 3142 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-02-08 through 2026-02-11 |
| Tue,Wed
15:15
Phoenix Sky Harbor (PHX) 4
17:00
Denver (DEN) Southwest Airlines WN 3142 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-02-18 through 2026-03-04 |
- A domestic route departing from the Phoenix Sky Harbor airport (PHX) and arriving at Denver airport (DEN).
- The flight distance is 601 miles, or 968 km.
- The timezone of both the departure and the arrival airports is UTC-7 . Current time at both airports is (loading...).
- For direct flights, the flight time varies between 1:45 and 2:00.
