Philadelphia (PHL) to Ontario (ONT) flight deal in economy from $354
PHLPhiladelphia International Airport
Philadelphia, United States
ONTOntario International Airport
Ontario, United States
$463 USD
-24%$354 USD
Verified 13 days agoAugust 2026
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Good Availability
45% of dates checked are available within 10% of the lowest price
Saturday, August 1st, 2026
7 round-trip options
Returning
Fri, Aug 7, 2026•6 Day Trip
$498 USD
Returning
Sat, Aug 8, 2026•7 Day Trip
$498 USD
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Mon, Aug 10, 2026•9 Day Trip
$504 USD
Returning
Tue, Aug 11, 2026•10 Day Trip
$498 USD
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Thu, Aug 13, 2026•12 Day Trip
$527 USD
Returning
Fri, Aug 14, 2026•13 Day Trip
$548 USD
Returning
Sat, Aug 15, 2026•14 Day Trip
$547 USD