Seattle / Tacoma (SEA) to Singapore (SIN) flight deal in economy from $887
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SINSingapore Changi Airport
Singapore, Singapore
$1,344 USD
-34%$887 USD
Verified about 20 hours agoDecember 2026
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Fair Availability
31% of dates checked are available within 10% of the lowest price
Monday, December 7th, 2026
7 round-trip options
Returning
Sat, Dec 12, 2026•5 Day Trip
$1,063 USD
Returning
Sun, Dec 13, 2026•6 Day Trip
$1,063 USD
Returning
Mon, Dec 14, 2026•7 Day Trip
$1,144 USD
Returning
Tue, Dec 15, 2026•8 Day Trip
$1,029 USD
Returning
Thu, Dec 17, 2026•10 Day Trip
$1,029 USD
Returning
Fri, Dec 18, 2026•11 Day Trip
$1,063 USD
Returning
Sat, Dec 19, 2026•12 Day Trip
$2,057 USD