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

Tuesday, September 29th, 2026

5 round-trip options

Returning
Mon, Oct 5, 20266 Day Trip
$518 USD
Returning
Tue, Oct 6, 20267 Day Trip
$513 USD
Returning
Wed, Oct 7, 20268 Day Trip
$613 USD
Returning
Thu, Oct 8, 20269 Day Trip
$635 USD
Returning
Tue, Oct 13, 202614 Day Trip
$513 USD