IAD to KOA from $554 in economy

UAUnited Airlines

Round Trip•Economy

IAD

Washington Dulles International Airport

Washington, United States

KOA

Kona International Airport

Kailua-Kona, United States

$766 USD

-28%$554 USD

Verified about 18 hours ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$614 1$573 2$614 3$692 4$685 5$614 6$622 7$614 8$614 9$620 10$612 11$622 12$620 13$608 14$581 15$555 16$607 17$610 18$618 19$615 20$618 21$608 22$554 23$569 24$631 25$618 26$634 27$618 28$610 29$614 30$682 1$682 2$812 3$677 4$722

Extremely Rare Availability

4% of dates checked are available within 10% of the lowest price

Tuesday, September 15th, 2026

9 round-trip options

Returning

Sun, Sep 20, 2026•5 Day Trip

$604 USD

Google Flights

Returning

Mon, Sep 21, 2026•6 Day Trip

$582 USD

Google Flights

Returning

Tue, Sep 22, 2026•7 Day Trip

$614 USD

Google Flights

Returning

Wed, Sep 23, 2026•8 Day Trip

$609 USD

Google Flights

Returning

Thu, Sep 24, 2026•9 Day Trip

$592 USD

Google Flights

Returning

Fri, Sep 25, 2026•10 Day Trip

$578 USD

Google Flights

Returning

Sat, Sep 26, 2026•11 Day Trip

$610 USD

Google Flights

Returning

Sun, Sep 27, 2026•12 Day Trip

$577 USD

Google Flights

Returning

Mon, Sep 28, 2026•13 Day Trip

$555 USD

Google Flights

Washington (IAD) to Kailua-Kona (KOA) flight deal in economy from $554

Washington Dulles International Airport

Kona International Airport

September 2026

Tuesday, September 15th, 2026