Southwest Airlines flights from Phoenix Sky Harbor (PHX) to Denver (DEN).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Sun
21:10
Phoenix Sky Harbor (PHX) 4
23:55
Denver (DEN) Southwest Airlines WN 4347 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-08-09 through 2026-09-27 |
| Sat
21:45
Phoenix Sky Harbor (PHX) 4
23:35
Denver (DEN) Southwest Airlines WN 4581 Non-stop Boeing 737-800 (73H) 1:50 Operates only on 2026-01-03 |
| Sat
23:30
Phoenix Sky Harbor (PHX) 4
01:15
Denver (DEN) Southwest Airlines WN 4591 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Operates only on 2026-03-07 The flight arrives 1 day after departure. |
| Tue,Wed
17:55
Phoenix Sky Harbor (PHX) 4
20:40
Denver (DEN) Southwest Airlines WN 4613 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-04-07 through 2026-06-03 |
| Sun
19:05
Phoenix Sky Harbor (PHX) 4
21:50
Denver (DEN) Southwest Airlines WN 4638 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-04-12 through 2026-05-17 |
| Sun
19:05
Phoenix Sky Harbor (PHX) 4
21:50
Denver (DEN) Southwest Airlines WN 4638 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Operates only on 2026-05-31 |
| Sun
17:15
Phoenix Sky Harbor (PHX) 4
20:00
Denver (DEN) Southwest Airlines WN 4661 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-08-09 through 2026-09-27 |
| Sat
17:25
Phoenix Sky Harbor (PHX) 4
20:10
Denver (DEN) Southwest Airlines WN 4661 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-08-08 through 2026-09-26 |
| Tue,Wed
18:35
Phoenix Sky Harbor (PHX) 4
21:20
Denver (DEN) Southwest Airlines WN 4661 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-08-04 through 2026-09-30 |
| Sat
06:45
Phoenix Sky Harbor (PHX) 4
08:30
Denver (DEN) Southwest Airlines WN 4705 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Operates only on 2026-01-03 |
| Sat
22:30
Phoenix Sky Harbor (PHX) 4
01:15
Denver (DEN) Southwest Airlines WN 4721 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-03-14 through 2026-04-04 The flight arrives 1 day after departure. |
| Sat
14:45
Phoenix Sky Harbor (PHX) 4
16:35
Denver (DEN) Southwest Airlines WN 4744 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Valid until 2026-01-03 |
| Mon,Thu,Fri
17:10
Phoenix Sky Harbor (PHX) 4
20:00
Denver (DEN) Southwest Airlines WN 4758 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-06-04 through 2026-08-03 |
| Mon,Thu,Fri
20:45
Phoenix Sky Harbor (PHX) 4
22:30
Denver (DEN) Southwest Airlines WN 4826 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-12 through 2026-02-16 |
| Sat
20:45
Phoenix Sky Harbor (PHX) 4
22:30
Denver (DEN) Southwest Airlines WN 4826 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-14 through 2026-02-28 |
| Thu,Fri,Sun
20:45
Phoenix Sky Harbor (PHX) 4
22:30
Denver (DEN) Southwest Airlines WN 4826 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-20 through 2026-03-01 |
| Sun
18:00
Phoenix Sky Harbor (PHX) 4
20:45
Denver (DEN) Southwest Airlines WN 4842 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-08-09 through 2026-09-27 |
| Sun
17:20
Phoenix Sky Harbor (PHX) 4
19:05
Denver (DEN) Southwest Airlines WN 5020 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Operates only on 2026-02-08 |
| Non-Direct Flights: |
| Sun
12:40
Phoenix Sky Harbor (PHX) 4
17:00
Denver (DEN) Southwest Airlines WN 263 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Operates only on 2026-05-24 |
| Sun
05:10
Phoenix Sky Harbor (PHX) 4
09:05
Denver (DEN) Southwest Airlines WN 382 1-stop Boeing 737-700 (Scimitar Winglets) 3:55 Operates only on 2026-01-04 |
| Tue,Wed
11:45
Phoenix Sky Harbor (PHX) 4
16:55
Denver (DEN) Southwest Airlines WN 542 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-03-10 through 2026-04-01 |
| Sun
13:25
Phoenix Sky Harbor (PHX) 4
18:20
Denver (DEN) Southwest Airlines WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-06-07 through 2026-08-02 |
| Sat
18:05
Phoenix Sky Harbor (PHX) 4
22:35
Denver (DEN) Southwest Airlines WN 714 1-stop Boeing 737-700 (Scimitar Winglets) 3:30 Effective 2026-06-06 through 2026-08-01 |
| Sat
07:25
Phoenix Sky Harbor (PHX) 4
12:05
Denver (DEN) Southwest Airlines WN 785 1-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2026-06-06 through 2026-08-01 |
| Sat
15:25
Phoenix Sky Harbor (PHX) 4
19:40
Denver (DEN) Southwest Airlines WN 882 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-06-06 through 2026-08-01 |
| Mon,Thu,Fri
15:50
Phoenix Sky Harbor (PHX) 4
20:05
Denver (DEN) Southwest Airlines WN 882 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-06-04 through 2026-08-03 |
| Sat
10:55
Phoenix Sky Harbor (PHX) 4
14:45
Denver (DEN) Southwest Airlines WN 1010 1-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2026-01-10 through 2026-02-07 |
| Sun
11:05
Phoenix Sky Harbor (PHX) 4
15:25
Denver (DEN) Southwest Airlines WN 1362 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-03-08 through 2026-04-05 |
| Tue,Wed
12:50
Phoenix Sky Harbor (PHX) 4
17:35
Denver (DEN) Southwest Airlines WN 1382 1-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2026-06-09 through 2026-07-29 |
| Mon,Thu,Fri
13:15
Phoenix Sky Harbor (PHX) 4
18:00
Denver (DEN) Southwest Airlines WN 1382 1-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2026-06-04 through 2026-08-03 |
| Sat
09:45
Phoenix Sky Harbor (PHX) 4
14:00
Denver (DEN) Southwest Airlines WN 1438 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-04-11 through 2026-05-30 |
| Sun
11:25
Phoenix Sky Harbor (PHX) 4
16:05
Denver (DEN) Southwest Airlines WN 1478 1-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2026-06-07 through 2026-08-02 |
| Mon,Thu,Fri
10:30
Phoenix Sky Harbor (PHX) 4
14:55
Denver (DEN) Southwest Airlines WN 1552 1-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-04-09 through 2026-06-01 |
| Sat
13:05
Phoenix Sky Harbor (PHX) 4
17:30
Denver (DEN) Southwest Airlines WN 1599 1-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-06-06 through 2026-08-01 |
| Tue,Wed
13:25
Phoenix Sky Harbor (PHX) 4
17:45
Denver (DEN) Southwest Airlines WN 1599 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-06-09 through 2026-07-29 |
| Sun
13:35
Phoenix Sky Harbor (PHX) 4
17:55
Denver (DEN) Southwest Airlines WN 1599 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-06-07 through 2026-08-02 |
| Mon,Thu,Fri
13:30
Phoenix Sky Harbor (PHX) 4
18:00
Denver (DEN) Southwest Airlines WN 1655 1-stop Boeing 737-700 (Scimitar Winglets) 3:30 Effective 2026-04-09 through 2026-06-01 |
| Tue,Wed
08:45
Phoenix Sky Harbor (PHX) 4
13:55
Denver (DEN) Southwest Airlines WN 1666 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-04-07 through 2026-06-03 |
| Wed,Thu
13:35
Phoenix Sky Harbor (PHX) 4
17:20
Denver (DEN) Southwest Airlines WN 1719 1-stop Boeing 737-700 (73W) 3:45 Valid until 2026-01-01 |
| Fri,Sun
15:15
Phoenix Sky Harbor (PHX) 4
19:15
Denver (DEN) Southwest Airlines WN 1989 1-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2026-01-02 through 2026-01-04 |
| Sat
11:55
Phoenix Sky Harbor (PHX) 4
15:15
Denver (DEN) Southwest Airlines WN 2120 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-02-14 through 2026-02-28 |
| Tue,Wed
13:25
Phoenix Sky Harbor (PHX) 4
17:30
Denver (DEN) Southwest Airlines WN 2766 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2026-03-10 through 2026-04-01 |
| Sat
09:10
Phoenix Sky Harbor (PHX) 4
13:20
Denver (DEN) Southwest Airlines WN 3021 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-02-14 through 2026-02-28 |
| Mon,Thu,Fri
14:10
Phoenix Sky Harbor (PHX) 4
17:20
Denver (DEN) Southwest Airlines WN 3096 1-stop Boeing 737-700 (Scimitar Winglets) 3:10 Effective 2026-02-12 through 2026-02-16 |
| Thu,Fri,Sun
14:10
Phoenix Sky Harbor (PHX) 4
17:20
Denver (DEN) Southwest Airlines WN 3096 1-stop Boeing 737-700 (Scimitar Winglets) 3:10 Effective 2026-02-20 through 2026-03-01 |
| Mon,Thu,Fri
13:55
Phoenix Sky Harbor (PHX) 4
18:10
Denver (DEN) Southwest Airlines WN 3110 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-03-09 through 2026-04-06 |
| Thu,Fri
14:55
Phoenix Sky Harbor (PHX) 4
18:10
Denver (DEN) Southwest Airlines WN 3110 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-03-05 through 2026-03-06 |
| Sat
07:50
Phoenix Sky Harbor (PHX) 4
12:10
Denver (DEN) Southwest Airlines WN 3432 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-04-11 through 2026-05-30 |
| Tue,Wed
11:00
Phoenix Sky Harbor (PHX) 4
15:05
Denver (DEN) Southwest Airlines WN 3706 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2026-04-07 through 2026-06-03 |
| Sat
12:05
Phoenix Sky Harbor (PHX) 4
16:40
Denver (DEN) Southwest Airlines WN 3900 1-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-04-11 through 2026-05-30 |
- 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.
