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
Tuesday, October 13th, 2026
6 round-trip options
Returning
Mon, Oct 19, 2026•6 Day Trip
$473 USD
Returning
Tue, Oct 20, 2026•7 Day Trip
$391 USD
Returning
Fri, Oct 23, 2026•10 Day Trip
$391 USD
Returning
Sat, Oct 24, 2026•11 Day Trip
$391 USD
Returning
Sun, Oct 25, 2026•12 Day Trip
$523 USD
Returning
Mon, Oct 26, 2026•13 Day Trip
$423 USD