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

Monday, September 21st, 2026

5 round-trip options

Returning
Sun, Sep 27, 20266 Day Trip
$542 USD
Returning
Mon, Sep 28, 20267 Day Trip
$518 USD
Returning
Tue, Sep 29, 20268 Day Trip
$512 USD
Returning
Wed, Sep 30, 20269 Day Trip
$577 USD
Returning
Mon, Oct 5, 202614 Day Trip
$518 USD