Ontario (ONT) to Philadelphia (PHL) flight deal in economy from $354
ONTOntario International Airport
Ontario, United States
PHLPhiladelphia International Airport
Philadelphia, United States
$449 USD
-21%$354 USD
Verified 14 days agoNovember 2026
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Good Availability
50% of dates checked are available within 10% of the lowest price
Saturday, November 21st, 2026
4 round-trip options
Returning
Fri, Nov 27, 2026•6 Day Trip
$629 USD
Returning
Sat, Nov 28, 2026•7 Day Trip
$1,139 USD
Returning
Mon, Nov 30, 2026•9 Day Trip
$1,011 USD
Returning
Wed, Dec 2, 2026•11 Day Trip
$615 USD