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Get United's best fares today on flights from Ontario to Philadelphia from *

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FromToDatesFare TypePrice

Ontario (ONT)

Philadelphia (PHL)

Depart: 07/28/20

Return: 08/04/20

Roundtrip
from
$296*
Viewed:15hoursago

Ontario (ONT)

Philadelphia (PHL)

Depart: 07/29/20

Return: 08/05/20

Roundtrip
from
$296*
Viewed:15hoursago

Ontario (ONT)

Philadelphia (PHL)

Depart: 08/01/20

Return: 08/08/20

Roundtrip
from
$296*
Viewed:15hoursago

Ontario (ONT)

Philadelphia (PHL)

Depart: 08/04/20

Return: 08/11/20

Roundtrip
from
$296*
Viewed:15hoursago

Ontario (ONT)

Philadelphia (PHL)

Depart: 08/05/20

Return: 08/12/20

Roundtrip
from
$296*
Viewed:15hoursago

Ontario (ONT)

Philadelphia (PHL)

Depart: 08/08/20

Return: 08/15/20

Roundtrip
from
$296*
Viewed:15hoursago

Ontario (ONT)

Philadelphia (PHL)

Depart: 08/11/20

Return: 08/18/20

Roundtrip
from
$296*
Viewed:15hoursago

Ontario (ONT)

Philadelphia (PHL)

Depart: 08/12/20

Return: 08/19/20

Roundtrip
from
$296*
Viewed:15hoursago

Ontario (ONT)

Philadelphia (PHL)

Depart: 08/15/20

Return: 08/22/20

Roundtrip
from
$296*
Viewed:15hoursago

Ontario (ONT)

Philadelphia (PHL)

Depart: 08/18/20

Return: 08/25/20

Roundtrip
from
$296*
Viewed:15hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Philadelphia

Thursday overcast clouds
72°F 05/28/20
Friday moderate rain
76°F 05/29/20
Saturday light rain
78°F 05/30/20
Sunday scattered clouds
66°F 05/31/20
Monday sky is clear
66°F 06/01/20
Tuesday broken clouds
69°F 06/02/20
Wednesday heavy intensity rain
71°F 06/03/20
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