Boston (BOS) to Osaka (KIX) flight deal in economy from $928
$1,993 USD
-53%$928 USD
Verified 1 day agoDecember 2026
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Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Saturday, December 19th, 2026
10 round-trip options
Returning
Thu, Dec 24, 2026•5 Day Trip
$2,686 USD
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Fri, Dec 25, 2026•6 Day Trip
$2,686 USD
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Sat, Dec 26, 2026•7 Day Trip
$2,766 USD
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Sun, Dec 27, 2026•8 Day Trip
$2,601 USD
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Mon, Dec 28, 2026•9 Day Trip
$2,501 USD
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Tue, Dec 29, 2026•10 Day Trip
$2,576 USD
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Wed, Dec 30, 2026•11 Day Trip
$3,369 USD
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Thu, Dec 31, 2026•12 Day Trip
$3,369 USD
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Fri, Jan 1, 2027•13 Day Trip
$3,751 USD
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Sat, Jan 2, 2027•14 Day Trip
$4,174 USD