Southwest Airlines flights from Atlanta (ATL) to Ontario, Los Angeles (ONT).

Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
Mon,Thu,Fri,Sun 17:45 Atlanta (ATL) N 21:00 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 2222 1-stop Boeing 737 MAX 8 (7M8) 6:15 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 17:45 Atlanta (ATL) N 21:00 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 2222 1-stop Boeing 737 MAX 8 (7M8) 6:15 Effective 2025-11-21 through 2025-11-28
Fri,Sun 17:45 Atlanta (ATL) N 21:00 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 2222 1-stop Boeing 737 MAX 8 (7M8) 6:15 Effective 2025-12-07 through 2025-12-14
Thu 17:45 Atlanta (ATL) N 21:00 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 2222 1-stop Boeing 737 MAX 8 (7M8) 6:15 Operates only on 2025-12-18
Mon 17:45 Atlanta (ATL) N 21:00 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 2222 1-stop Boeing 737 MAX 8 (7M8) 6:15 Operates only on 2026-01-05
Sun 11:00 Atlanta (ATL) N 15:45 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 2906 1-stop Boeing 737-700 (73W) 7:45 Effective 2025-08-10 through 2025-08-24
Sun 11:00 Atlanta (ATL) N 15:45 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 2906 1-stop Boeing 737-700 (73W) 7:45 Effective 2025-09-07 through 2025-09-28
Mon,Thu,Fri,Sun 06:30 Atlanta (ATL) N 09:55 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 3154 1-stop Boeing 737-800 (73H) 6:25 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 06:30 Atlanta (ATL) N 09:55 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 3154 1-stop Boeing 737-800 (73H) 6:25 Effective 2025-11-21 through 2025-11-28
Fri,Sun 06:30 Atlanta (ATL) N 09:55 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 3154 1-stop Boeing 737-800 (73H) 6:25 Effective 2025-12-07 through 2025-12-14
Thu 06:30 Atlanta (ATL) N 09:55 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 3154 1-stop Boeing 737-800 (73H) 6:25 Operates only on 2025-12-18
Mon 06:30 Atlanta (ATL) N 09:55 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 3154 1-stop Boeing 737-800 (73H) 6:25 Operates only on 2026-01-05
Mon-Wed 17:25 Atlanta (ATL) N 22:00 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 1193 2-stop Boeing 737-700 (Scimitar Winglets) 7:35 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 17:25 Atlanta (ATL) N 22:00 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 1193 2-stop Boeing 737-700 (Scimitar Winglets) 7:35 Effective 2025-12-19 through 2026-01-04
Mon,Thu,Fri 06:05 Atlanta (ATL) N 11:00 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 3692 2-stop Boeing 737-700 (73W) 7:55 Valid until 2025-06-02




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Southwest Airlines flights from Atlanta (ATL) to Ontario, Los Angeles (ONT).
Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
Southwest Airlines WN2222
17:45
Atlanta (ATL) N

21:00
Ontario, Los Angeles (ONT) 4
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2222
17:45
Atlanta (ATL) N

21:00
Ontario, Los Angeles (ONT) 4
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2222
17:45
Atlanta (ATL) N

21:00
Ontario, Los Angeles (ONT) 4
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2222
17:45
Atlanta (ATL) N

21:00
Ontario, Los Angeles (ONT) 4
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2222
17:45
Atlanta (ATL) N

21:00
Ontario, Los Angeles (ONT) 4
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN2906
11:00
Atlanta (ATL) N

15:45
Ontario, Los Angeles (ONT) 4
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:45, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN2906
11:00
Atlanta (ATL) N

15:45
Ontario, Los Angeles (ONT) 4
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:45, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3154
06:30
Atlanta (ATL) N

09:55
Ontario, Los Angeles (ONT) 4
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 6:25, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3154
06:30
Atlanta (ATL) N

09:55
Ontario, Los Angeles (ONT) 4
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:25, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3154
06:30
Atlanta (ATL) N

09:55
Ontario, Los Angeles (ONT) 4
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:25, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3154
06:30
Atlanta (ATL) N

09:55
Ontario, Los Angeles (ONT) 4
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 6:25, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3154
06:30
Atlanta (ATL) N

09:55
Ontario, Los Angeles (ONT) 4
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:25, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN1193
17:25
Atlanta (ATL) N

22:00
Ontario, Los Angeles (ONT) 4
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1193
17:25
Atlanta (ATL) N

22:00
Ontario, Los Angeles (ONT) 4
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 7:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3692
06:05
Atlanta (ATL) N

11:00
Ontario, Los Angeles (ONT) 4
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:55, 2-stop
Boeing 737-700 (73W)
  • A domestic route departing from the Atlanta airport (ATL) and arriving at Ontario, Los Angeles airport (ONT).
  • The flight distance is 1895 miles, or 3049 km.
  • The timezone of the departure airport is UTC-5 , 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.
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