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
Wednesday, September 9th, 2026
6 round-trip options
Returning
Mon, Sep 14, 2026•5 Day Trip
$975 USD
Returning
Tue, Sep 15, 2026•6 Day Trip
$975 USD
Returning
Fri, Sep 18, 2026•9 Day Trip
$1,025 USD
Returning
Sat, Sep 19, 2026•10 Day Trip
$1,312 USD
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Sun, Sep 20, 2026•11 Day Trip
$1,180 USD
Returning
Wed, Sep 23, 2026•14 Day Trip
$1,634 USD