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

Friday, October 2nd, 2026

5 round-trip options

Returning
Thu, Oct 8, 20266 Day Trip
$665 USD
Returning
Fri, Oct 9, 20267 Day Trip
$685 USD
Returning
Sat, Oct 10, 20268 Day Trip
$678 USD
Returning
Sun, Oct 11, 20269 Day Trip
$635 USD
Returning
Fri, Oct 16, 202614 Day Trip
$598 USD