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 agoOctober 2026
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Good Availability
45% of dates checked are available within 10% of the lowest price
Sunday, October 25th, 2026
6 round-trip options
Returning
Sat, Oct 31, 2026•6 Day Trip
$387 USD
Returning
Sun, Nov 1, 2026•7 Day Trip
$436 USD
Returning
Wed, Nov 4, 2026•10 Day Trip
$387 USD
Returning
Thu, Nov 5, 2026•11 Day Trip
$435 USD
Returning
Fri, Nov 6, 2026•12 Day Trip
$387 USD
Returning
Sat, Nov 7, 2026•13 Day Trip
$387 USD