Kailua-Kona (KOA) to Philadelphia (PHL) flight deal in economy from $612

Saturday, July 18th, 2026

4 round-trip options

Returning
Thu, Jul 23, 20265 Day Trip
$829 USD
Returning
Sun, Jul 26, 20268 Day Trip
$980 USD
Returning
Tue, Jul 28, 202610 Day Trip
$829 USD
Returning
Sat, Aug 1, 202614 Day Trip
$1,337 USD