Southwest Airlines flights from Saint Louis (STL) to Phoenix Sky Harbor (PHX).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Sun
08:20
Saint Louis (STL) 2
09:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 143 Non-stop Boeing 737-800 (73H) 3:10 Effective 2026-06-07 through 2026-08-02 |
| Tue,Wed
13:40
Saint Louis (STL) 2
14:50
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 170 Non-stop Boeing 737-700 (Scimitar Winglets) 3:10 Effective 2026-06-09 through 2026-07-29 |
| Sat
14:45
Saint Louis (STL) 2
17:10
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 715 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Valid until 2026-01-03 |
| Mon-Fri
05:55
Saint Louis (STL) 2
08:35
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 936 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2026-01-06 through 2026-01-14 |
| Tue-Fri,Sun
05:55
Saint Louis (STL) 2
08:35
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 936 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2026-01-18 through 2026-01-23 |
| Mon-Fri
05:55
Saint Louis (STL) 2
08:35
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 936 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2026-01-26 through 2026-02-04 |
| Tue,Wed
05:55
Saint Louis (STL) 2
08:35
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 936 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2026-02-18 through 2026-03-04 |
| Mon,Tue,Fri,Sun
17:20
Saint Louis (STL) 2
19:45
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1124 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Valid until 2026-01-04 |
| Sat
19:25
Saint Louis (STL) 2
21:50
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1124 Non-stop Boeing 737-800 (73H) 3:25 Valid until 2026-01-03 |
| Sat
13:15
Saint Louis (STL) 2
14:40
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1183 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-04-11 through 2026-05-30 |
| Tue,Wed
14:05
Saint Louis (STL) 2
15:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1183 Non-stop Boeing 737-800 (73H) 3:25 Effective 2026-04-07 through 2026-06-03 |
| Mon,Thu,Fri
14:25
Saint Louis (STL) 2
15:50
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1183 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-04-09 through 2026-06-01 |
| Sun
17:35
Saint Louis (STL) 2
19:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1183 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Operates only on 2026-05-24 |
| Sun
19:35
Saint Louis (STL) 2
21:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1183 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-04-12 through 2026-05-17 |
| Sun
19:35
Saint Louis (STL) 2
21:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1183 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Operates only on 2026-05-31 |
| Tue,Wed
20:50
Saint Louis (STL) 2
22:20
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1503 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2026-03-10 through 2026-04-01 |
| Sat,Sun
21:35
Saint Louis (STL) 2
23:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1503 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-03-08 through 2026-04-05 |
| Sat
21:40
Saint Louis (STL) 2
00:10
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1503 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Operates only on 2026-03-07 The flight arrives 1 day after departure. |
| Thu,Fri
21:45
Saint Louis (STL) 2
00:15
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1503 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2026-03-05 through 2026-03-06 The flight arrives 1 day after departure. |
| Mon,Thu,Fri
21:45
Saint Louis (STL) 2
23:15
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1503 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2026-03-09 through 2026-04-06 |
| Thu,Fri
08:55
Saint Louis (STL) 2
11:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1599 Non-stop Boeing 737-800 (73H) 3:35 Effective 2026-02-12 through 2026-02-13 |
| Mon
08:55
Saint Louis (STL) 2
11:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1599 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2026-02-16 |
| Thu,Fri,Sun
08:55
Saint Louis (STL) 2
11:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1599 Non-stop Boeing 737-800 (73H) 3:35 Effective 2026-02-20 through 2026-03-01 |
| Sat
08:25
Saint Louis (STL) 2
11:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1785 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2026-03-07 |
| Sat
08:25
Saint Louis (STL) 2
10:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1785 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-03-14 through 2026-04-04 |
| Tue,Wed
09:55
Saint Louis (STL) 2
11:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1785 Non-stop Boeing 737-800 (73H) 3:35 Effective 2026-03-10 through 2026-04-01 |
| Sun
10:15
Saint Louis (STL) 2
11:50
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1785 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-03-08 through 2026-04-05 |
| Thu,Fri
11:30
Saint Louis (STL) 2
14:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1785 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2026-03-05 through 2026-03-06 |
| Mon,Thu,Fri
11:30
Saint Louis (STL) 2
13:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1785 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2026-03-09 through 2026-04-06 |
| Wed,Thu
17:25
Saint Louis (STL) 2
19:50
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1871 Non-stop Boeing 737-800 (73H) 3:25 Valid until 2026-01-01 |
| Mon,Tue,Fri,Sun
22:45
Saint Louis (STL) 2
01:10
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1871 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Valid until 2026-01-04 The flight arrives 1 day after departure. |
| Sat
22:45
Saint Louis (STL) 2
01:10
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1871 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Operates only on 2026-01-03 The flight arrives 1 day after departure. |
| Tue,Wed
05:30
Saint Louis (STL) 2
06:55
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2013 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-04-07 through 2026-06-03 |
| Sun
05:35
Saint Louis (STL) 2
07:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2013 Non-stop Boeing 737-800 (73H) 3:25 Effective 2026-04-12 through 2026-05-17 |
| Sun
05:35
Saint Louis (STL) 2
07:00
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2013 Non-stop Boeing 737-800 (73H) 3:25 Operates only on 2026-05-31 |
| Mon,Thu,Fri
06:05
Saint Louis (STL) 2
07:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2013 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-04-09 through 2026-06-01 |
| Sat
06:05
Saint Louis (STL) 2
07:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2013 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-04-11 through 2026-05-30 |
| Sat
17:00
Saint Louis (STL) 2
19:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2184 Non-stop Boeing 737-700 (Scimitar Winglets) 3:30 Operates only on 2026-03-07 |
| Sat
17:00
Saint Louis (STL) 2
18:30
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2184 Non-stop Boeing 737-700 (Scimitar Winglets) 3:30 Effective 2026-03-14 through 2026-04-04 |
| Sun
14:10
Saint Louis (STL) 2
15:35
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2269 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Operates only on 2026-05-24 |
| Sat
07:40
Saint Louis (STL) 2
10:15
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737-800 (73H) 3:35 Effective 2026-01-10 through 2026-02-07 |
| Thu,Fri,Sun
09:10
Saint Louis (STL) 2
11:45
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-01-11 through 2026-01-16 |
| Mon,Sun
09:10
Saint Louis (STL) 2
11:45
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-01-19 through 2026-01-25 |
| Thu,Fri,Sun
09:10
Saint Louis (STL) 2
11:45
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-02-01 through 2026-02-06 |
| Mon,Sun
09:10
Saint Louis (STL) 2
11:45
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-02-09 through 2026-02-15 |
| Mon,Tue,Thu
09:10
Saint Louis (STL) 2
11:45
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-02-17 through 2026-02-23 |
| Mon
09:10
Saint Louis (STL) 2
11:45
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2026-03-02 |
| Mon-Fri
10:15
Saint Louis (STL) 2
12:50
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-01-06 through 2026-01-14 |
| Tue-Fri,Sun
10:15
Saint Louis (STL) 2
12:50
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-01-18 through 2026-01-23 |
| Mon-Fri
10:15
Saint Louis (STL) 2
12:50
Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 2362 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-01-26 through 2026-02-04 |
- A domestic route departing from the Saint Louis airport (STL) and arriving at Phoenix Sky Harbor airport (PHX).
- The flight distance is 1259 miles, or 2025 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 3:10 and 3:45.
