Kailua-Kona (KOA) to Washington (IAD) flight deal from $504 USD in economy class – flightdeals.net

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United Airlines

UAUnited Airlines

Round Trip•Economy

Kona International Airport

Kailua-Kona, United States

Washington Dulles International Airport

Washington, United States

$714 USD

-29%$504 USD

Verified Mar 23, 2026 at 5:23 PM

April 2026

Mon

Tue

Wed

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Sun

30$627 31$627 1$627 2$615 3$762 4$893 5$891 6$584 7$630 8$589 9$708 10$1,520 11$1,656 12$777 13$531 14$620 15$504 16$504 17$540 18$649 19$563 20$504 21$504 22$504 23$504 24$534 25$540 26$540 27$510 28$510 29$510 30$596 1 2 3

Rare Availability

9% of dates checked are available within 10% of the lowest price

Sunday, April 26th, 2026

5 round-trip options

Returning

Fri, May 1, 2026•5 Day Trip

$604 USD

Returning

Sat, May 2, 2026•6 Day Trip

$603 USD

Returning

Sun, May 3, 2026•7 Day Trip

$573 USD

Returning

Mon, May 4, 2026•8 Day Trip

$562 USD

Returning

Tue, May 5, 2026•9 Day Trip

$540 USD