Kailua-Kona (KOA) to Washington (DCA) cheap flight deal from $452 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

$655 USD

-31%$452 USD

Verified Sep 20, 2025 at 2:48 PM

October 2025

Today

Mon

Tue

Wed

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Sun

29$517 30$550 1$550 2$549 3$549 4$534 5$479 6$474 7$474 8$474 9$505 10$491 11$567 12$614 13$534 14$486 15$462 16$486 17$537 18$608 19$567 20$468 21$468 22$468 23$468 24$474 25$561 26$474 27$468 28$468 29$468 30$462 31$468 1 2

Fair Availability

27% of dates checked are available within 10% of the lowest price

Monday, October 6th, 2025

6 round-trip options

Returning

Sat, Oct 11, 2025•5 Day Trip

$523 USD

Google Flights

Returning

Sun, Oct 12, 2025•6 Day Trip

$587 USD

Google Flights

Returning

Mon, Oct 13, 2025•7 Day Trip

$572 USD

Google Flights

Returning

Tue, Oct 14, 2025•8 Day Trip

$474 USD

Google Flights

Returning

Wed, Oct 15, 2025•9 Day Trip

$492 USD

Google Flights

Returning

Sat, Oct 18, 2025•12 Day Trip

$514 USD

Google Flights