BOS to KOA from $533 in economy – flightdeals.net

Home Premium Fare Deals About

United Airlines

UAUnited Airlines

Round Trip•Economy

Logan International Airport

Boston, United States

Kona International Airport

Kailua-Kona, United States

$705 USD

-24%$533 USD

Verified 16 days ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$536 1$533 2$536 3$536 4$536 5$536 6$536 7$536 8$536 9$536 10$536 11$536 12$542 13$560 14$536 15$536 16$536 17$536 18$536 19$552 20$599 21$536 22$536 23$536 24$536 25$536 26$536 27$615 28$589 29$547 30$605 1$651 2$812 3$580 4$604

Good Availability

46% of dates checked are available within 10% of the lowest price

Friday, September 18th, 2026

5 round-trip options

Returning

Sun, Sep 27, 2026•9 Day Trip

$542 USD

Returning

Tue, Sep 29, 2026•11 Day Trip

$536 USD

Returning

Wed, Sep 30, 2026•12 Day Trip

$536 USD

Returning

Thu, Oct 1, 2026•13 Day Trip

$637 USD

Returning

Fri, Oct 2, 2026•14 Day Trip

$536 USD