Kailua-Kona (KOA) to Boston (BOS) flight deal in economy from $533

Friday, August 21st, 2026

7 round-trip options

Returning
Thu, Aug 27, 20266 Day Trip
$644 USD
Returning
Fri, Aug 28, 20267 Day Trip
$644 USD
Returning
Sat, Aug 29, 20268 Day Trip
$644 USD
Returning
Sun, Aug 30, 20269 Day Trip
$644 USD
Returning
Tue, Sep 1, 202611 Day Trip
$643 USD
Returning
Wed, Sep 2, 202612 Day Trip
$644 USD
Returning
Thu, Sep 3, 202613 Day Trip
$644 USD