Boston (BOS) to Singapore (SIN) flight deal in economy from $975
$1,535 USD
-36%$975 USD
Verified about 8 hours agoSeptember 2026
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Fair Availability
27% of dates checked are available within 10% of the lowest price
Thursday, September 3rd, 2026
6 round-trip options
Returning
Tue, Sep 8, 2026•5 Day Trip
$1,645 USD
Returning
Wed, Sep 9, 2026•6 Day Trip
$1,330 USD
Returning
Sat, Sep 12, 2026•9 Day Trip
$1,100 USD
Returning
Sun, Sep 13, 2026•10 Day Trip
$975 USD
Returning
Mon, Sep 14, 2026•11 Day Trip
$975 USD
Returning
Thu, Sep 17, 2026•14 Day Trip
$1,025 USD