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
Thursday, December 10th, 2026
7 round-trip options
Returning
Tue, Dec 15, 2026•5 Day Trip
$1,378 USD
Returning
Wed, Dec 16, 2026•6 Day Trip
$1,955 USD
Returning
Thu, Dec 17, 2026•7 Day Trip
$1,408 USD
Returning
Fri, Dec 18, 2026•8 Day Trip
$1,461 USD
Returning
Sun, Dec 20, 2026•10 Day Trip
$1,461 USD
Returning
Mon, Dec 21, 2026•11 Day Trip
$1,459 USD
Returning
Tue, Dec 22, 2026•12 Day Trip
$1,408 USD