Philadelphia (PHL) to Kailua-Kona (KOA) flight deal from $514 USD in economy class

UAUnited Airlines

Round Trip•Economy

PHL

Philadelphia International Airport

Philadelphia, United States

KOA

Kona International Airport

Kailua-Kona, United States

$735 USD

-30%$514 USD

Verified Nov 25, 2025 at 7:21 PM

December 2025

Today

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1$736 2$608 3$613 4$613 5$710 6$661 7$685 8$591 9$591 10$591 11$608 12$687 13$666 14$701 15$586 16$537 17$799 18$969 19$1,140 20$1,248 21$1,175 22$1,177 23$911 24$973 25$1,179 26$1,474 27$1,469 28$1,058 29$726 30$602 31$559 1 2 3 4

Limited Availability

13% of dates checked are available within 10% of the lowest price

Sunday, December 28th, 2025

10 round-trip options

Returning

Fri, Jan 2, 2026•5 Day Trip

$1,923 USD

Google Flights

Returning

Sat, Jan 3, 2026•6 Day Trip

$2,130 USD

Google Flights

Returning

Sun, Jan 4, 2026•7 Day Trip

$1,593 USD

Google Flights

Returning

Mon, Jan 5, 2026•8 Day Trip

$1,296 USD

Google Flights

Returning

Tue, Jan 6, 2026•9 Day Trip

$1,177 USD

Google Flights

Returning

Wed, Jan 7, 2026•10 Day Trip

$1,147 USD

Google Flights

Returning

Thu, Jan 8, 2026•11 Day Trip

$1,085 USD

Google Flights

Returning

Fri, Jan 9, 2026•12 Day Trip

$1,061 USD

Google Flights

Returning

Sat, Jan 10, 2026•13 Day Trip

$1,142 USD

Google Flights

Returning

Sun, Jan 11, 2026•14 Day Trip

$1,058 USD

Google Flights