Boston (BOS) to Osaka (KIX) flight deal in economy from $921
$2,441 USD
-62%$921 USD
Verified about 6 hours agoAugust 2026
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27$3,37228$2,78729$2,78730$2,88731$2,8871$3,3722$3,3723$2,8444$2,8315$2,8316$2,3767$2,3768$1,6979$2,43010$2,37611$2,12812$1,55913$1,48414$1,48415$2,03216$2,00517$1,41918$1,49019$1,49620$1,47921$1,47922$1,48523$1,37924$1,38325$1,38526$1,49327$1,47928$1,47929$1,48530$1,37931$1,3851$9272$1,0293$1,0214$1,0215$9276$927
Rare Availability
6% of dates checked are available within 10% of the lowest price
Sunday, August 2nd, 2026
10 round-trip options
Returning
Fri, Aug 7, 2026•5 Day Trip
$3,422 USD
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Sat, Aug 8, 2026•6 Day Trip
$3,472 USD
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Sun, Aug 9, 2026•7 Day Trip
$3,422 USD
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Mon, Aug 10, 2026•8 Day Trip
$3,422 USD
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Tue, Aug 11, 2026•9 Day Trip
$3,372 USD
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Wed, Aug 12, 2026•10 Day Trip
$3,372 USD
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Thu, Aug 13, 2026•11 Day Trip
$3,372 USD
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Fri, Aug 14, 2026•12 Day Trip
$3,372 USD
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Sat, Aug 15, 2026•13 Day Trip
$3,422 USD
Returning
Sun, Aug 16, 2026•14 Day Trip
$3,422 USD