Boston (BOS) to Singapore (SIN) flight deal in economy from $975
$1,535 USD
-36%$975 USD
Verified 1 day agoDecember 2026
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Fair Availability
27% of dates checked are available within 10% of the lowest price
Tuesday, December 29th, 2026
7 round-trip options
Returning
Sun, Jan 3, 2027•5 Day Trip
$3,204 USD
Returning
Mon, Jan 4, 2027•6 Day Trip
$3,143 USD
Returning
Tue, Jan 5, 2027•7 Day Trip
$1,833 USD
Returning
Fri, Jan 8, 2027•10 Day Trip
$1,851 USD
Returning
Sat, Jan 9, 2027•11 Day Trip
$2,255 USD
Returning
Sun, Jan 10, 2027•12 Day Trip
$1,847 USD
Returning
Mon, Jan 11, 2027•13 Day Trip
$1,801 USD