Boston (BOS) to Singapore (SIN) flight deal in economy from $975
$1,535 USD
-36%$975 USD
Verified about 12 hours agoSeptember 2026
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Fair Availability
27% of dates checked are available within 10% of the lowest price
Saturday, September 26th, 2026
6 round-trip options
Returning
Thu, Oct 1, 2026•5 Day Trip
$1,884 USD
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Fri, Oct 2, 2026•6 Day Trip
$2,041 USD
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Mon, Oct 5, 2026•9 Day Trip
$1,669 USD
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Tue, Oct 6, 2026•10 Day Trip
$1,669 USD
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Wed, Oct 7, 2026•11 Day Trip
$1,669 USD
Returning
Sat, Oct 10, 2026•14 Day Trip
$1,719 USD