Kailua-Kona (KOA) to Washington (IAD) flight deal from $442 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

$622 USD

-29%$442 USD

Verified Nov 30, 2025 at 10:43 PM

March 2026

Mon

Tue

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Sun

23$445 24$445 25$445 26$445 27$467 28$472 1$467 2$445 3$445 4$445 5$464 6$497 7$536 8$495 9$467 10$467 11 12 13 14$1,581 15 16 17 18 19 20 21$1,151 22 23 24 25$489 26$1,210 27 28 29 30 31 1 2 3 4 5

Fair Availability

38% of dates checked are available within 10% of the lowest price

Saturday, March 14th, 2026

1 round-trip options

Returning

Sat, Mar 28, 2026•14 Day Trip

$1,581 USD