Singapore (SIN) to Seattle / Tacoma (SEA) flight deal in economy from $820
SINSingapore Changi Airport
Singapore, Singapore
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$1,218 USD
-33%$820 USD
Verified about 4 hours agoSeptember 2026
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Fair Availability
21% of dates checked are available within 10% of the lowest price
Wednesday, September 23rd, 2026
2 round-trip options
Returning
Wed, Sep 30, 2026•7 Day Trip
$1,081 USD
Returning
Sun, Oct 4, 2026•11 Day Trip
$1,081 USD