All airlines flying from Ontario, Los Angeles (ONT) to Philadelphia (PHL).

Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
Fri 18:34 Ontario, Los Angeles (ONT) 2 05:57 Philadelphia (PHL) D
United Airlines UA 552 1-stop Airbus A320 (320) 8:23 Operates only on 2025-05-23
The flight arrives 1 day after departure.
Fri 18:34 Ontario, Los Angeles (ONT) 2 05:57 Philadelphia (PHL) D
United Airlines UA 552 1-stop Airbus A319 (319) 8:23 Operates only on 2025-05-30
The flight arrives 1 day after departure.
Fri 18:34 Ontario, Los Angeles (ONT) 2 05:52 Philadelphia (PHL) D
United Airlines UA 552 1-stop Airbus A319 (319) 8:18 Effective 2025-06-06 through 2025-06-20
The flight arrives 1 day after departure.
Thu 18:41 Ontario, Los Angeles (ONT) 2 06:20 Philadelphia (PHL) D
United Airlines UA 552 1-stop Airbus A320 (320) 8:39 Operates only on 2025-05-22
The flight arrives 1 day after departure.
Sat 18:41 Ontario, Los Angeles (ONT) 2 07:23 Philadelphia (PHL) D
United Airlines UA 552 1-stop Airbus A320 (320) 9:42 Effective 2025-05-24 through 2025-06-21
The flight arrives 1 day after departure.
Mon-Thu,Sun 18:41 Ontario, Los Angeles (ONT) 2 05:57 Philadelphia (PHL) D
United Airlines UA 552 1-stop Airbus A320 (320) 8:16 Effective 2025-05-25 through 2025-05-29
The flight arrives 1 day after departure.
Mon-Thu,Sun 18:41 Ontario, Los Angeles (ONT) 2 05:52 Philadelphia (PHL) D
United Airlines UA 552 1-stop Airbus A320 (320) 8:11 Effective 2025-06-01 through 2025-06-25
The flight arrives 1 day after departure.
Thu 05:05 Ontario, Los Angeles (ONT) 2 15:44 Philadelphia (PHL) D
United Airlines UA 1575 1-stop Boeing 737-900 (739) 7:39 Operates only on 2025-05-01
Daily 05:05 Ontario, Los Angeles (ONT) 2 15:44 Philadelphia (PHL) D
United Airlines UA 1575 1-stop Boeing 737-800 (738) 7:39 Effective 2025-05-02 through 2025-05-21




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All airlines flying from Ontario, Los Angeles (ONT) to Philadelphia (PHL).
Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
United Airlines UA552
18:34
Ontario, Los Angeles (ONT) 2

05:57(+1)
Philadelphia (PHL) D
Operates only on 2025-05-23
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 8:23, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA552
18:34
Ontario, Los Angeles (ONT) 2

05:57(+1)
Philadelphia (PHL) D
Operates only on 2025-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 8:23, 1-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
United Airlines UA552
18:34
Ontario, Los Angeles (ONT) 2

05:52(+1)
Philadelphia (PHL) D
Effective 2025-06-06 through 2025-06-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 8:18, 1-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
United Airlines UA552
18:41
Ontario, Los Angeles (ONT) 2

06:20(+1)
Philadelphia (PHL) D
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 8:39, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA552
18:41
Ontario, Los Angeles (ONT) 2

07:23(+1)
Philadelphia (PHL) D
Effective 2025-05-24 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 9:42, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA552
18:41
Ontario, Los Angeles (ONT) 2

05:57(+1)
Philadelphia (PHL) D
Effective 2025-05-25 through 2025-05-29
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 8:16, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA552
18:41
Ontario, Los Angeles (ONT) 2

05:52(+1)
Philadelphia (PHL) D
Effective 2025-06-01 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 8:11, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA1575
05:05
Ontario, Los Angeles (ONT) 2

15:44
Philadelphia (PHL) D
Operates only on 2025-05-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 7:39, 1-stop
Boeing 737-900 (739)
United Airlines UA1575
05:05
Ontario, Los Angeles (ONT) 2

15:44
Philadelphia (PHL) D
Effective 2025-05-02 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:39, 1-stop
Boeing 737-800 (738)
  • A domestic route departing from the Ontario, Los Angeles airport (ONT) and arriving at Philadelphia airport (PHL).
  • The flight distance is 2349 miles, or 3781 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . 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.
Return (PHL-ONT) flights
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