Washington (IAD) to Kailua-Kona (KOA) flight deal in economy from $508

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesIAD

Washington Dulles International Airport

Washington, United States
United StatesKOA

Kona International Airport

Kailua-Kona, United States
$720 USD
-29%$508 USD
Verified 14 days ago
Fair Availability
22% of dates checked are available within 10% of the lowest price

Monday, July 20th, 2026

8 round-trip options

Returning
Mon, Jul 27, 2026•7 Day Trip
$624 USD
Google Flights
Returning
Tue, Jul 28, 2026•8 Day Trip
$624 USD
Google Flights
Returning
Wed, Jul 29, 2026•9 Day Trip
$622 USD
Google Flights
Returning
Thu, Jul 30, 2026•10 Day Trip
$656 USD
Google Flights
Returning
Fri, Jul 31, 2026•11 Day Trip
$661 USD
Google Flights
Returning
Sat, Aug 1, 2026•12 Day Trip
$724 USD
Google Flights
Returning
Sun, Aug 2, 2026•13 Day Trip
$718 USD
Google Flights
Returning
Mon, Aug 3, 2026•14 Day Trip
$656 USD
Google Flights