Ontario (ONT) to Philadelphia (PHL) flight deal in economy from $354

Friday, January 22nd, 2027

5 round-trip options

Returning
Thu, Jan 28, 20276 Day Trip
$354 USD
Returning
Fri, Jan 29, 20277 Day Trip
$359 USD
Returning
Sat, Jan 30, 20278 Day Trip
$354 USD
Returning
Mon, Feb 1, 202710 Day Trip
$354 USD
Returning
Fri, Feb 5, 202714 Day Trip
$354 USD