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

Monday, September 28th, 2026

5 round-trip options

Returning
Sun, Oct 4, 20266 Day Trip
$519 USD
Returning
Mon, Oct 5, 20267 Day Trip
$518 USD
Returning
Tue, Oct 6, 20268 Day Trip
$513 USD
Returning
Wed, Oct 7, 20269 Day Trip
$613 USD
Returning
Mon, Oct 12, 202614 Day Trip
$592 USD