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

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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

Monday, September 28th, 2026

5 round-trip options

Returning

Wed, Oct 7, 2026•9 Day Trip

$589 USD

Returning

Fri, Oct 9, 2026•11 Day Trip

$612 USD

Returning

Sat, Oct 10, 2026•12 Day Trip

$595 USD

Returning

Sun, Oct 11, 2026•13 Day Trip

$834 USD

Returning

Mon, Oct 12, 2026•14 Day Trip

$731 USD