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

July 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 1 2 3 4 5$626 6$620 7$620 8$620 9$626 10$715 11$620 12$626 13$620 14$620 15$657 16$620 17$686 18$626 19$660 20$688 21$626 22$620 23$683 24$707 25$688 26$794 27$706 28$584 29$622 30$611 31$709 1$796 2$876

Good Availability

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

Sunday, July 5th, 2026

4 round-trip options

Returning

Sat, Jul 11, 2026•6 Day Trip

$631 USD

Returning

Sun, Jul 12, 2026•7 Day Trip

$692 USD

Returning

Tue, Jul 14, 2026•9 Day Trip

$626 USD

Returning

Thu, Jul 16, 2026•11 Day Trip

$626 USD