KOA to BOS from $258 in economy – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Economy

Kona International Airport

Kailua-Kona, United States

Logan International Airport

Boston, United States

$323 USD

-20%$258 USD

Verified about 13 hours ago

September 2026

Mon

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31$264 1$264 2$326 3$264 4$258 5$258 6$303 7$290 8$306 9$258 10$258 11$258 12$304 13$304 14$258 15$258 16$258 17$295 18$258 19$258 20$258 21$258 22$258 23$258 24$258 25$258 26$264 27$297 28$258 29$258 30$295 1$295 2$258 3$297 4$326

Good Availability

52% of dates checked are available within 10% of the lowest price

Monday, September 21st, 2026

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