KOA to PHL from $612 in economy – flightdeals.net

Home Premium Fare Deals About

United Airlines

UAUnited Airlines

Round Trip•Economy

Kona International Airport

Kailua-Kona, United States

Philadelphia International Airport

Philadelphia, United States

$817 USD

-25%$612 USD

Verified 14 days ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$612 1$618 2$612 3$629 4$658 5$612 6$698 7$644 8$675 9$612 10$618 11$658 12$646 13$692 14$618 15$628 16$623 17$612 18$663 19$623 20$694 21$618 22$634 23$623 24$618 25$720 26$720 27$694 28$659 29$623 30$618 1$618 2$694 3$618 4$694

Fair Availability

30% of dates checked are available within 10% of the lowest price

Friday, September 18th, 2026

2 round-trip options

Returning

Wed, Sep 23, 2026•5 Day Trip

$663 USD

Returning

Fri, Oct 2, 2026•14 Day Trip

$883 USD