Kailua-Kona (KOA) to Washington (DCA) flight deal from $461 USD in economy class

UAUnited Airlines

Round Trip•Economy

KOA

Kona International Airport

Kailua-Kona, United States

DCA

Ronald Reagan Washington National Airport

Washington, United States

$686 USD

-33%$461 USD

Verified Nov 2, 2025 at 12:52 PM

December 2025

Today

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1$661 2$624 3$461 4$461 5$492 6$542 7$558 8$533 9$545 10$560 11$672 12$705 13$964 14$750 15$725 16$725 17$725 18$788 19$808 20$675 21$520 22$500 23$469 24$461 25$492 26$525 27$715 28$544 29$635 30$575 31$692 1 2 3 4

Fair Availability

29% of dates checked are available within 10% of the lowest price

Sunday, December 28th, 2025

6 round-trip options

Returning

Fri, Jan 2, 2026•5 Day Trip

$544 USD

Google Flights

Returning

Sat, Jan 3, 2026•6 Day Trip

$574 USD

Google Flights

Returning

Sun, Jan 4, 2026•7 Day Trip

$657 USD

Google Flights

Returning

Mon, Jan 5, 2026•8 Day Trip

$586 USD

Google Flights

Returning

Tue, Jan 6, 2026•9 Day Trip

$577 USD

Google Flights

Returning

Thu, Jan 8, 2026•11 Day Trip

$661 USD

Google Flights