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
Sunday, December 20th, 2026
7 round-trip options
Returning
Fri, Dec 25, 2026•5 Day Trip
$2,822 USD
Returning
Sat, Dec 26, 2026•6 Day Trip
$2,822 USD
Returning
Sun, Dec 27, 2026•7 Day Trip
$2,774 USD
Returning
Wed, Dec 30, 2026•10 Day Trip
$2,785 USD
Returning
Thu, Dec 31, 2026•11 Day Trip
$2,807 USD
Returning
Fri, Jan 1, 2027•12 Day Trip
$3,238 USD
Returning
Sat, Jan 2, 2027•13 Day Trip
$2,856 USD