Southwest Airlines flights from Phoenix Sky Harbor (PHX) to Ontario, Los Angeles (ONT).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Tue,Wed
21:55
Phoenix Sky Harbor (PHX) 4
23:10
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 130 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-03-10 through 2026-04-01 |
| Sat
22:50
Phoenix Sky Harbor (PHX) 4
00:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 130 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-03-14 through 2026-04-04 The flight arrives 1 day after departure. |
| Tue,Wed
15:55
Phoenix Sky Harbor (PHX) 4
17:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 149 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-06-09 through 2026-07-29 |
| Sat
14:05
Phoenix Sky Harbor (PHX) 4
14:20
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 381 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-14 through 2026-02-28 |
| Mon,Thu,Fri
10:05
Phoenix Sky Harbor (PHX) 4
11:20
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 431 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-06-04 through 2026-08-03 |
| Thu,Fri,Sun
18:50
Phoenix Sky Harbor (PHX) 4
19:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 432 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-01-11 through 2026-01-16 |
| Mon,Sun
18:50
Phoenix Sky Harbor (PHX) 4
19:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 432 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-01-19 through 2026-01-25 |
| Thu,Fri,Sun
18:50
Phoenix Sky Harbor (PHX) 4
19:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 432 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-02-01 through 2026-02-06 |
| Mon
18:50
Phoenix Sky Harbor (PHX) 4
19:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 432 Non-stop Boeing 737-800 (73H) 1:15 Operates only on 2026-02-09 |
| Mon,Tue,Thu
18:50
Phoenix Sky Harbor (PHX) 4
19:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 432 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-02-17 through 2026-02-23 |
| Mon
18:50
Phoenix Sky Harbor (PHX) 4
19:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 432 Non-stop Boeing 737-800 (73H) 1:15 Operates only on 2026-03-02 |
| Mon,Thu,Fri
11:20
Phoenix Sky Harbor (PHX) 4
12:40
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 542 Non-stop Boeing 737-800 (73H) 1:20 Effective 2026-03-09 through 2026-04-06 |
| Tue,Wed
11:45
Phoenix Sky Harbor (PHX) 4
13:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-03-10 through 2026-04-01 |
| Thu,Fri
12:20
Phoenix Sky Harbor (PHX) 4
12:40
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 542 Non-stop Boeing 737-800 (73H) 1:20 Effective 2026-03-05 through 2026-03-06 |
| Sun
13:30
Phoenix Sky Harbor (PHX) 4
14:45
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-03-08 through 2026-04-05 |
| Sat
14:50
Phoenix Sky Harbor (PHX) 4
15:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 581 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Operates only on 2026-01-03 |
| Sun
13:25
Phoenix Sky Harbor (PHX) 4
14:35
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-06-07 through 2026-08-02 |
| Mon,Thu,Fri
13:55
Phoenix Sky Harbor (PHX) 4
15:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-06-04 through 2026-08-03 |
| Mon
12:10
Phoenix Sky Harbor (PHX) 4
12:30
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 726 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Operates only on 2026-01-05 |
| Mon,Thu,Fri
07:50
Phoenix Sky Harbor (PHX) 4
09:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 759 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-06-04 through 2026-08-03 |
| Tue,Wed
08:00
Phoenix Sky Harbor (PHX) 4
09:15
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 759 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-06-09 through 2026-07-29 |
| Sun
13:10
Phoenix Sky Harbor (PHX) 4
14:20
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 931 Non-stop Boeing 737-800 (73H) 1:10 Effective 2026-04-12 through 2026-05-17 |
| Sun
13:10
Phoenix Sky Harbor (PHX) 4
14:20
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 931 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-05-24 |
| Sun
13:10
Phoenix Sky Harbor (PHX) 4
14:20
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 931 Non-stop Boeing 737-800 (73H) 1:10 Operates only on 2026-05-31 |
| Sat
08:10
Phoenix Sky Harbor (PHX) 4
09:25
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 957 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-06-06 through 2026-08-01 |
| Mon,Thu,Fri
20:25
Phoenix Sky Harbor (PHX) 4
20:45
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1052 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-02-12 through 2026-02-16 |
| Thu,Fri,Sun
20:25
Phoenix Sky Harbor (PHX) 4
20:45
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1052 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-02-20 through 2026-03-01 |
| Sun
19:05
Phoenix Sky Harbor (PHX) 4
20:20
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1104 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-03-08 through 2026-04-05 |
| Sun
09:05
Phoenix Sky Harbor (PHX) 4
10:25
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1257 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Operates only on 2026-05-24 |
| Sat
20:40
Phoenix Sky Harbor (PHX) 4
20:55
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1308 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-14 through 2026-02-28 |
| Mon
15:05
Phoenix Sky Harbor (PHX) 4
15:20
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1409 Non-stop Boeing 737-800 (73H) 1:15 Operates only on 2026-01-05 |
| Sun
10:25
Phoenix Sky Harbor (PHX) 4
11:40
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1413 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-06-07 through 2026-08-02 |
| Sat
17:40
Phoenix Sky Harbor (PHX) 4
17:55
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1569 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-14 through 2026-02-28 |
| Mon,Thu,Fri
22:20
Phoenix Sky Harbor (PHX) 4
22:35
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1569 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-02-12 through 2026-02-16 |
| Thu,Fri,Sun
22:20
Phoenix Sky Harbor (PHX) 4
22:35
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1569 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-02-20 through 2026-03-01 |
| Tue,Wed
08:45
Phoenix Sky Harbor (PHX) 4
10:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1666 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-04-07 through 2026-06-03 |
| Tue,Wed
14:40
Phoenix Sky Harbor (PHX) 4
15:55
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-03-10 through 2026-04-01 |
| Mon,Thu,Fri
16:30
Phoenix Sky Harbor (PHX) 4
17:45
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-03-09 through 2026-04-06 |
| Thu,Fri
17:30
Phoenix Sky Harbor (PHX) 4
17:45
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1673 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-03-05 through 2026-03-06 |
| Sun
20:15
Phoenix Sky Harbor (PHX) 4
21:25
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1742 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Operates only on 2026-05-24 |
| Mon,Thu,Fri
22:55
Phoenix Sky Harbor (PHX) 4
00:05
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1750 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-06-04 through 2026-08-03 The flight arrives 1 day after departure. |
| Tue,Wed
19:00
Phoenix Sky Harbor (PHX) 4
20:15
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1776 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-03-10 through 2026-04-01 |
| Mon,Thu,Fri
21:05
Phoenix Sky Harbor (PHX) 4
22:20
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1776 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-03-09 through 2026-04-06 |
| Thu,Fri
22:05
Phoenix Sky Harbor (PHX) 4
22:20
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1776 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-03-05 through 2026-03-06 |
| Sat
11:05
Phoenix Sky Harbor (PHX) 4
11:25
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1937 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-01-10 through 2026-02-07 |
| Thu,Fri,Sun
14:50
Phoenix Sky Harbor (PHX) 4
15:10
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1937 Non-stop Boeing 737-800 (73H) 1:20 Effective 2026-01-11 through 2026-01-16 |
| Mon,Sun
14:50
Phoenix Sky Harbor (PHX) 4
15:10
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1937 Non-stop Boeing 737-800 (73H) 1:20 Effective 2026-01-19 through 2026-01-25 |
| Thu,Fri,Sun
14:50
Phoenix Sky Harbor (PHX) 4
15:10
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1937 Non-stop Boeing 737-800 (73H) 1:20 Effective 2026-02-01 through 2026-02-06 |
| Mon,Sun
14:50
Phoenix Sky Harbor (PHX) 4
15:10
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1937 Non-stop Boeing 737-800 (73H) 1:20 Effective 2026-02-09 through 2026-02-15 |
| Mon,Tue,Thu
14:50
Phoenix Sky Harbor (PHX) 4
15:10
Ontario, Los Angeles (ONT) 4 Southwest Airlines WN 1937 Non-stop Boeing 737-800 (73H) 1:20 Effective 2026-02-17 through 2026-02-23 |
- A domestic route departing from the Phoenix Sky Harbor airport (PHX) and arriving at Ontario, Los Angeles airport (ONT).
- The flight distance is 324 miles, or 522 km.
- The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-8 . 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 1:10 and 1:30.
