All airlines flying from Ronald Reagan Washington (DCA) to Ontario, Los Angeles (ONT).

Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
Mon-Fri 09:30 Ronald Reagan Washington (DCA) 1 16:05 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 1371 2-stop Boeing 737-700 (Scimitar Winglets) 9:35 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 09:30 Ronald Reagan Washington (DCA) 1 16:05 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 1371 2-stop Boeing 737-700 (Scimitar Winglets) 9:35 Effective 2026-01-18 through 2026-01-23
Mon-Fri 09:30 Ronald Reagan Washington (DCA) 1 16:05 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 1371 2-stop Boeing 737-700 (Scimitar Winglets) 9:35 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 09:30 Ronald Reagan Washington (DCA) 1 16:05 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 1371 2-stop Boeing 737-700 (Scimitar Winglets) 9:35 Effective 2026-02-08 through 2026-02-11
Tue,Wed 09:30 Ronald Reagan Washington (DCA) 1 16:05 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 1371 2-stop Boeing 737-700 (Scimitar Winglets) 9:35 Effective 2026-02-18 through 2026-03-04
Tue,Wed 10:40 Ronald Reagan Washington (DCA) 1 17:05 Ontario, Los Angeles (ONT) 4
Southwest Airlines WN 149 3-stop Boeing 737-700 (Scimitar Winglets) 9:25 Effective 2026-06-09 through 2026-07-29




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All airlines flying from Ronald Reagan Washington (DCA) to Ontario, Los Angeles (ONT).
Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
Southwest Airlines WN1371
09:30
Ronald Reagan Washington (DCA) 1

16:05
Ontario, Los Angeles (ONT) 4
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 9:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1371
09:30
Ronald Reagan Washington (DCA) 1

16:05
Ontario, Los Angeles (ONT) 4
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 9:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1371
09:30
Ronald Reagan Washington (DCA) 1

16:05
Ontario, Los Angeles (ONT) 4
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 9:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1371
09:30
Ronald Reagan Washington (DCA) 1

16:05
Ontario, Los Angeles (ONT) 4
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1371
09:30
Ronald Reagan Washington (DCA) 1

16:05
Ontario, Los Angeles (ONT) 4
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN149
10:40
Ronald Reagan Washington (DCA) 1

17:05
Ontario, Los Angeles (ONT) 4
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:25, 3-stop
Boeing 737-700 (Scimitar Winglets)
  • A domestic route departing from the Ronald Reagan Washington airport (DCA) and arriving at Ontario, Los Angeles airport (ONT).
  • The flight distance is 2259 miles, or 3635 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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