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
Sunday, October 11th, 2026
6 round-trip options
Returning
Fri, Oct 16, 2026•5 Day Trip
$1,536 USD
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Sat, Oct 17, 2026•6 Day Trip
$1,611 USD
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Tue, Oct 20, 2026•9 Day Trip
$1,486 USD
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Wed, Oct 21, 2026•10 Day Trip
$1,995 USD
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Thu, Oct 22, 2026•11 Day Trip
$1,858 USD
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Sun, Oct 25, 2026•14 Day Trip
$1,486 USD