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

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United Airlines

UAUnited Airlines

Round Trip•Economy

Kona International Airport

Kailua-Kona, United States

Logan International Airport

Boston, United States

$718 USD

-26%$533 USD

Verified 13 days ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$536 1$536 2$542 3$566 4$550 5$536 6$620 7$614 8$606 9$536 10$536 11$536 12$607 13$555 14$536 15$536 16$536 17$536 18$615 19$584 20$542 21$599 22$604 23$683 24$580 25$609 26$609 27$566 28$628 29$626 30$787 1$799 2$555 3$566 4$575

Fair Availability

32% of dates checked are available within 10% of the lowest price

Monday, September 21st, 2026

2 round-trip options

Returning

Wed, Sep 30, 2026•9 Day Trip

$599 USD

Returning

Sat, Oct 3, 2026•12 Day Trip

$810 USD