Seattle / Tacoma (SEA) to Singapore (SIN) flight deal in economy from $332
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SINSingapore Changi Airport
Singapore, Singapore
$552 USD
-40%$332 USD
Verified about 4 hours agoSeptember 2026
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Fair Availability
23% of dates checked are available within 10% of the lowest price
Thursday, September 17th, 2026
Outbound Flights
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