Flights from Ontario to Philadelphia (ONT to PHL)

Discover more affordable routes and cheaper dates from Ontario to Philadelphia (ONT to PHL) within a date range.

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US$245

5:05am - 5:26am
Wed Nov 20th 2024

21h 21m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Wed Nov 20th 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 15h 30m

Wed Nov 20th 2024 United Airlines · UA 1609 Depart at 11:55pm from Denver (DEN) Fly for 3h 31m Arrive at 5:26am in Philadelphia (PHL)
US$287

5:05am - 3:41pm
Wed Nov 20th 2024

7h 36m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Wed Nov 20th 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 1h 45m

Wed Nov 20th 2024 United Airlines · UA 422 Depart at 10:10am from Denver (DEN) Fly for 3h 31m Arrive at 3:41pm in Philadelphia (PHL)
US$305

5:05am - 5:26am
Sun Nov 24th 2024

21h 21m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Sun Nov 24th 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 15h 30m

Sun Nov 24th 2024 United Airlines · UA 1609 Depart at 11:55pm from Denver (DEN) Fly for 3h 31m Arrive at 5:26am in Philadelphia (PHL)
US$305

5:05am - 5:26am
Thu Nov 21st 2024

21h 21m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Thu Nov 21st 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 15h 30m

Thu Nov 21st 2024 United Airlines · UA 1609 Depart at 11:55pm from Denver (DEN) Fly for 3h 31m Arrive at 5:26am in Philadelphia (PHL)
US$326

6:00am - 5:21pm
Wed Nov 20th 2024

8h 21m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Wed Nov 20th 2024 United Airlines · UA 277 Depart at 6:00am from Ontario (ONT) Fly for 1h 26m Arrive at 7:26am in San Francisco (SFO)

Layover in San Francisco for 1h 34m

Wed Nov 20th 2024 United Airlines · UA 706 Depart at 9:00am from San Francisco (SFO) Fly for 5h 21m Arrive at 5:21pm in Philadelphia (PHL)
US$331

4:15pm - 5:41am
Wed Nov 20th 2024

10h 26m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Wed Nov 20th 2024 Alaska Airlines · AS 1099 Depart at 4:15pm from Ontario (ONT) Fly for 2h 45m Arrive at 7:00pm in Seattle (SEA)

Layover in Seattle for 2h 44m

Wed Nov 20th 2024 Alaska Airlines · AS 371 Depart at 9:44pm from Seattle (SEA) Fly for 4h 57m Arrive at 5:41am in Philadelphia (PHL)
US$339

11:29am - 5:41am
Wed Nov 20th 2024

15h 12m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Wed Nov 20th 2024 Alaska Airlines · AS 1255 Depart at 11:29am from Ontario (ONT) Fly for 2h 49m Arrive at 2:18pm in Seattle (SEA)

Layover in Seattle for 7h 26m

Wed Nov 20th 2024 Alaska Airlines · AS 371 Depart at 9:44pm from Seattle (SEA) Fly for 4h 57m Arrive at 5:41am in Philadelphia (PHL)
US$339

6:00am - 5:41am
Wed Nov 20th 2024

20h 41m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Wed Nov 20th 2024 Alaska Airlines · AS 1091 Depart at 6:00am from Ontario (ONT) Fly for 2h 49m Arrive at 8:49am in Seattle (SEA)

Layover in Seattle for 12h 55m

Wed Nov 20th 2024 Alaska Airlines · AS 371 Depart at 9:44pm from Seattle (SEA) Fly for 4h 57m Arrive at 5:41am in Philadelphia (PHL)
US$347

10:35am - 11:26pm
Wed Nov 20th 2024

9h 51m
Ontario (ONT) → Philadelphia (PHL)

2 Stops

Wed Nov 20th 2024 United Airlines · UA 4639 Depart at 10:35am from Ontario (ONT) Fly for 1h 33m Arrive at 12:08pm in San Francisco (SFO)

Layover in San Francisco for 0h 52m

Wed Nov 20th 2024 United Airlines · UA 1417 Depart at 1:00pm from San Francisco (SFO) Fly for 2h 40m Arrive at 4:40pm in Denver (DEN)

Layover in Denver for 1h 15m

Wed Nov 20th 2024 United Airlines · UA 1390 Depart at 5:55pm from Denver (DEN) Fly for 3h 31m Arrive at 11:26pm in Philadelphia (PHL)
US$354

5:05am - 11:26pm
Sun Nov 24th 2024

15h 21m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Sun Nov 24th 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 9h 30m

Sun Nov 24th 2024 United Airlines · UA 1390 Depart at 5:55pm from Denver (DEN) Fly for 3h 31m Arrive at 11:26pm in Philadelphia (PHL)
US$383

3:15pm - 5:26am
Thu Nov 21st 2024

11h 11m
Ontario (ONT) → Philadelphia (PHL)

2 Stops

Thu Nov 21st 2024 United Airlines · UA 5645 Depart at 3:15pm from Ontario (ONT) Fly for 1h 33m Arrive at 4:48pm in San Francisco (SFO)

Layover in San Francisco for 2h 41m

Thu Nov 21st 2024 United Airlines · UA 589 Depart at 7:29pm from San Francisco (SFO) Fly for 2h 37m Arrive at 11:06pm in Denver (DEN)

Layover in Denver for 0h 49m

Thu Nov 21st 2024 United Airlines · UA 1609 Depart at 11:55pm from Denver (DEN) Fly for 3h 31m Arrive at 5:26am in Philadelphia (PHL)
US$385

5:05am - 11:26pm
Mon Nov 25th 2024

15h 21m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Mon Nov 25th 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 9h 30m

Mon Nov 25th 2024 United Airlines · UA 1390 Depart at 5:55pm from Denver (DEN) Fly for 3h 31m Arrive at 11:26pm in Philadelphia (PHL)
US$390

6:28pm - 10:29am
Mon Nov 25th 2024

13h 1m
Ontario (ONT) → Philadelphia (PHL)

2 Stops

Mon Nov 25th 2024 United Airlines · UA 5429 Depart at 6:28pm from Ontario (ONT) Fly for 1h 33m Arrive at 8:01pm in San Francisco (SFO)

Layover in San Francisco for 3h 58m

Mon Nov 25th 2024 United Airlines · UA 476 Depart at 11:59pm from San Francisco (SFO) Fly for 4h 12m Arrive at 6:11am in Chicago (ORD)

Layover in Chicago for 1h 14m

Tue Nov 26th 2024 United Airlines · UA 669 Depart at 7:25am from Chicago (ORD) Fly for 2h 4m Arrive at 10:29am in Philadelphia (PHL)
US$390

6:28pm - 10:29am
Mon Nov 25th 2024

13h 1m
Ontario (ONT) → Philadelphia (PHL)

2 Stops

Mon Nov 25th 2024 United Airlines · UA 5429 Depart at 6:28pm from Ontario (ONT) Fly for 1h 33m Arrive at 8:01pm in San Francisco (SFO)

Layover in San Francisco for 2h 43m

Mon Nov 25th 2024 United Airlines · UA 1494 Depart at 10:44pm from San Francisco (SFO) Fly for 4h 16m Arrive at 5:00am in Chicago (ORD)

Layover in Chicago for 2h 25m

Tue Nov 26th 2024 United Airlines · UA 669 Depart at 7:25am from Chicago (ORD) Fly for 2h 4m Arrive at 10:29am in Philadelphia (PHL)
US$402

2:19pm - 5:42am
Thu Nov 21st 2024

12h 23m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Thu Nov 21st 2024 Alaska Airlines · AS 1119 Depart at 2:19pm from Ontario (ONT) Fly for 2h 49m Arrive at 5:08pm in Seattle (SEA)

Layover in Seattle for 4h 37m

Thu Nov 21st 2024 Alaska Airlines · AS 371 Depart at 9:45pm from Seattle (SEA) Fly for 4h 57m Arrive at 5:42am in Philadelphia (PHL)
US$402

10:00am - 5:42am
Thu Nov 21st 2024

16h 42m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Thu Nov 21st 2024 Alaska Airlines · AS 1255 Depart at 10:00am from Ontario (ONT) Fly for 2h 49m Arrive at 12:49pm in Seattle (SEA)

Layover in Seattle for 8h 56m

Thu Nov 21st 2024 Alaska Airlines · AS 371 Depart at 9:45pm from Seattle (SEA) Fly for 4h 57m Arrive at 5:42am in Philadelphia (PHL)
US$402

6:00am - 5:42am
Thu Nov 21st 2024

20h 42m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Thu Nov 21st 2024 Alaska Airlines · AS 1091 Depart at 6:00am from Ontario (ONT) Fly for 2h 49m Arrive at 8:49am in Seattle (SEA)

Layover in Seattle for 12h 56m

Thu Nov 21st 2024 Alaska Airlines · AS 371 Depart at 9:45pm from Seattle (SEA) Fly for 4h 57m Arrive at 5:42am in Philadelphia (PHL)
US$409

10:00am - 5:15am
Thu Nov 21st 2024

16h 15m
Ontario (ONT) → Philadelphia (PHL)

2 Stops

Thu Nov 21st 2024 Alaska Airlines · AS 1255 Depart at 10:00am from Ontario (ONT) Fly for 2h 49m Arrive at 12:49pm in Seattle (SEA)

Layover in Seattle for 3h 10m

Thu Nov 21st 2024 Alaska Airlines · AS 646 Depart at 3:59pm from Seattle (SEA) Fly for 2h 48m Arrive at 7:47pm in Phoenix (PHX)

Layover in Phoenix for 3h 9m

Thu Nov 21st 2024 Alaska Airlines · AS 6214 Depart at 10:56pm from Phoenix (PHX) Fly for 4h 19m Arrive at 5:15am in Philadelphia (PHL)
US$414

1:42pm - 5:26am
Thu Nov 21st 2024

12h 44m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Thu Nov 21st 2024 United Airlines · UA 745 Depart at 1:42pm from Ontario (ONT) Fly for 2h 20m Arrive at 5:02pm in Denver (DEN)

Layover in Denver for 6h 53m

Thu Nov 21st 2024 United Airlines · UA 1609 Depart at 11:55pm from Denver (DEN) Fly for 3h 31m Arrive at 5:26am in Philadelphia (PHL)
US$425

6:00am - 5:59pm
Mon Nov 25th 2024

8h 59m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Mon Nov 25th 2024 Alaska Airlines · AS 1091 Depart at 6:00am from Ontario (ONT) Fly for 2h 50m Arrive at 8:50am in Seattle (SEA)

Layover in Seattle for 0h 54m

Mon Nov 25th 2024 Alaska Airlines · AS 442 Depart at 9:44am from Seattle (SEA) Fly for 5h 15m Arrive at 5:59pm in Philadelphia (PHL)
US$432

5:05am - 11:26pm
Sat Nov 23rd 2024

15h 21m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Sat Nov 23rd 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 9h 30m

Sat Nov 23rd 2024 United Airlines · UA 1390 Depart at 5:55pm from Denver (DEN) Fly for 3h 31m Arrive at 11:26pm in Philadelphia (PHL)
US$436

5:05am - 3:41pm
Mon Nov 25th 2024

7h 36m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Mon Nov 25th 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 1h 45m

Mon Nov 25th 2024 United Airlines · UA 422 Depart at 10:10am from Denver (DEN) Fly for 3h 31m Arrive at 3:41pm in Philadelphia (PHL)
US$436

5:05am - 3:41pm
Sun Nov 24th 2024

7h 36m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Sun Nov 24th 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 1h 45m

Sun Nov 24th 2024 United Airlines · UA 422 Depart at 10:10am from Denver (DEN) Fly for 3h 31m Arrive at 3:41pm in Philadelphia (PHL)
US$436

6:00am - 5:21pm
Mon Nov 25th 2024

8h 21m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Mon Nov 25th 2024 United Airlines · UA 277 Depart at 6:00am from Ontario (ONT) Fly for 1h 26m Arrive at 7:26am in San Francisco (SFO)

Layover in San Francisco for 1h 34m

Mon Nov 25th 2024 United Airlines · UA 706 Depart at 9:00am from San Francisco (SFO) Fly for 5h 21m Arrive at 5:21pm in Philadelphia (PHL)
US$436

6:28pm - 6:57am
Sun Nov 24th 2024

9h 29m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Sun Nov 24th 2024 United Airlines · UA 5429 Depart at 6:28pm from Ontario (ONT) Fly for 1h 33m Arrive at 8:01pm in San Francisco (SFO)

Layover in San Francisco for 2h 34m

Sun Nov 24th 2024 United Airlines · UA 1259 Depart at 10:35pm from San Francisco (SFO) Fly for 5h 22m Arrive at 6:57am in Philadelphia (PHL)
US$436

6:28pm - 7:42am
Sat Nov 23rd 2024

10h 14m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Sat Nov 23rd 2024 United Airlines · UA 5429 Depart at 6:28pm from Ontario (ONT) Fly for 1h 33m Arrive at 8:01pm in San Francisco (SFO)

Layover in San Francisco for 3h 19m

Sat Nov 23rd 2024 United Airlines · UA 1259 Depart at 11:20pm from San Francisco (SFO) Fly for 5h 22m Arrive at 7:42am in Philadelphia (PHL)
US$438

1:42pm - 11:26pm
Wed Nov 20th 2024

6h 44m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Wed Nov 20th 2024 United Airlines · UA 745 Depart at 1:42pm from Ontario (ONT) Fly for 2h 20m Arrive at 5:02pm in Denver (DEN)

Layover in Denver for 0h 53m

Wed Nov 20th 2024 United Airlines · UA 1390 Depart at 5:55pm from Denver (DEN) Fly for 3h 31m Arrive at 11:26pm in Philadelphia (PHL)
US$438

6:10am - 4:39pm
Wed Nov 20th 2024

7h 29m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Wed Nov 20th 2024 United Airlines · UA 722 Depart at 6:10am from Ontario (ONT) Fly for 3h 0m Arrive at 11:10am in Houston (IAH)

Layover in Houston for 1h 15m

Wed Nov 20th 2024 United Airlines · UA 1328 Depart at 12:25pm from Houston (IAH) Fly for 3h 14m Arrive at 4:39pm in Philadelphia (PHL)
US$444

5:05am - 7:13pm
Mon Nov 25th 2024

11h 8m
Ontario (ONT) → Philadelphia (PHL)

2 Stops

Mon Nov 25th 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 2h 50m

Mon Nov 25th 2024 United Airlines · UA 2312 Depart at 11:15am from Denver (DEN) Fly for 2h 31m Arrive at 2:46pm in Chicago (ORD)

Layover in Chicago for 1h 24m

Mon Nov 25th 2024 United Airlines · UA 221 Depart at 4:10pm from Chicago (ORD) Fly for 2h 3m Arrive at 7:13pm in Philadelphia (PHL)
US$450

6:00am - 5:21pm
Thu Nov 21st 2024

8h 21m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Thu Nov 21st 2024 United Airlines · UA 277 Depart at 6:00am from Ontario (ONT) Fly for 1h 26m Arrive at 7:26am in San Francisco (SFO)

Layover in San Francisco for 1h 34m

Thu Nov 21st 2024 United Airlines · UA 706 Depart at 9:00am from San Francisco (SFO) Fly for 5h 21m Arrive at 5:21pm in Philadelphia (PHL)
US$455

3:15pm - 5:26am
Thu Nov 21st 2024

11h 11m
Ontario (ONT) → Philadelphia (PHL)

2 Stops

Thu Nov 21st 2024 United Airlines · UA 5645 Depart at 3:15pm from Ontario (ONT) Fly for 1h 33m Arrive at 4:48pm in San Francisco (SFO)

Layover in San Francisco for 1h 52m

Thu Nov 21st 2024 United Airlines · UA 373 Depart at 6:40pm from San Francisco (SFO) Fly for 2h 37m Arrive at 10:17pm in Denver (DEN)

Layover in Denver for 1h 38m

Thu Nov 21st 2024 United Airlines · UA 1609 Depart at 11:55pm from Denver (DEN) Fly for 3h 31m Arrive at 5:26am in Philadelphia (PHL)
US$466

5:05am - 3:41pm
Thu Nov 21st 2024

7h 36m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Thu Nov 21st 2024 United Airlines · UA 652 Depart at 5:05am from Ontario (ONT) Fly for 2h 20m Arrive at 8:25am in Denver (DEN)

Layover in Denver for 1h 45m

Thu Nov 21st 2024 United Airlines · UA 422 Depart at 10:10am from Denver (DEN) Fly for 3h 31m Arrive at 3:41pm in Philadelphia (PHL)
US$486

2:22pm - 5:30am
Sat Nov 23rd 2024

12h 8m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Sat Nov 23rd 2024 Alaska Airlines · AS 1119 Depart at 2:22pm from Ontario (ONT) Fly for 2h 51m Arrive at 5:13pm in Seattle (SEA)

Layover in Seattle for 4h 22m

Sat Nov 23rd 2024 Alaska Airlines · AS 371 Depart at 9:35pm from Seattle (SEA) Fly for 4h 55m Arrive at 5:30am in Philadelphia (PHL)
US$500

6:00am - 7:13pm
Mon Nov 25th 2024

10h 13m
Ontario (ONT) → Philadelphia (PHL)

2 Stops

Mon Nov 25th 2024 United Airlines · UA 277 Depart at 6:00am from Ontario (ONT) Fly for 1h 26m Arrive at 7:26am in San Francisco (SFO)

Layover in San Francisco for 1h 4m

Mon Nov 25th 2024 United Airlines · UA 534 Depart at 8:30am from San Francisco (SFO) Fly for 4h 11m Arrive at 2:41pm in Chicago (ORD)

Layover in Chicago for 1h 29m

Mon Nov 25th 2024 United Airlines · UA 221 Depart at 4:10pm from Chicago (ORD) Fly for 2h 3m Arrive at 7:13pm in Philadelphia (PHL)
US$503

6:28pm - 7:42am
Thu Nov 21st 2024

10h 14m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Thu Nov 21st 2024 United Airlines · UA 5429 Depart at 6:28pm from Ontario (ONT) Fly for 1h 33m Arrive at 8:01pm in San Francisco (SFO)

Layover in San Francisco for 3h 19m

Thu Nov 21st 2024 United Airlines · UA 1259 Depart at 11:20pm from San Francisco (SFO) Fly for 5h 22m Arrive at 7:42am in Philadelphia (PHL)
US$505

1:42pm - 11:26pm
Mon Nov 25th 2024

6h 44m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Mon Nov 25th 2024 United Airlines · UA 745 Depart at 1:42pm from Ontario (ONT) Fly for 2h 20m Arrive at 5:02pm in Denver (DEN)

Layover in Denver for 0h 53m

Mon Nov 25th 2024 United Airlines · UA 1390 Depart at 5:55pm from Denver (DEN) Fly for 3h 31m Arrive at 11:26pm in Philadelphia (PHL)
US$505

1:42pm - 11:26pm
Sat Nov 23rd 2024

6h 44m
Ontario (ONT) → Philadelphia (PHL)

1 Stop

Sat Nov 23rd 2024 United Airlines · UA 745 Depart at 1:42pm from Ontario (ONT) Fly for 2h 20m Arrive at 5:02pm in Denver (DEN)

Layover in Denver for 0h 53m

Sat Nov 23rd 2024 United Airlines · UA 1390 Depart at 5:55pm from Denver (DEN) Fly for 3h 31m Arrive at 11:26pm in Philadelphia (PHL)

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@sarahbb1

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John Ford

@eyupitsjohn

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Roaming Sonaa

@roamingsonaa

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Andy Travels

@andy_travels

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Travel With Bender

@travelwitbender

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Wesley Mergard

@travel.with.wes

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Flights from Ontario to Philadelphia (ONT to PHL)

Sarah Belizaire

John Ford

Roaming Sonaa

Andy Travels

Travel With Bender

Wesley Mergard

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