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

Thu

Fri

Sat

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

Saturday, October 18th, 2025

6 round-trip options

Returning

Thu, Oct 23, 2025•5 Day Trip

$659 USD

Google Flights

Returning

Fri, Oct 24, 2025•6 Day Trip

$717 USD

Google Flights

Returning

Sat, Oct 25, 2025•7 Day Trip

$716 USD

Google Flights

Returning

Sun, Oct 26, 2025•8 Day Trip

$745 USD

Google Flights

Returning

Mon, Oct 27, 2025•9 Day Trip

$704 USD

Google Flights

Returning

Wed, Oct 29, 2025•11 Day Trip

$608 USD

Google Flights