Boston (BOS) to Singapore (SIN) flight deal in economy from $975
$1,535 USD
-36%$975 USD
Verified about 14 hours agoOctober 2026
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Fair Availability
27% of dates checked are available within 10% of the lowest price
Saturday, October 10th, 2026
6 round-trip options
Returning
Thu, Oct 15, 2026•5 Day Trip
$1,840 USD
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Fri, Oct 16, 2026•6 Day Trip
$1,840 USD
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Mon, Oct 19, 2026•9 Day Trip
$1,790 USD
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Tue, Oct 20, 2026•10 Day Trip
$1,790 USD
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Wed, Oct 21, 2026•11 Day Trip
$2,299 USD
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Sat, Oct 24, 2026•14 Day Trip
$1,990 USD