Seattle / Tacoma (SEA) to Singapore (SIN) flight deal in economy from $405
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SINSingapore Changi Airport
Singapore, Singapore
$679 USD
-40%$405 USD
Verified about 14 hours agoJanuary 2027
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Rare Availability
7% of dates checked are available within 10% of the lowest price
Thursday, January 21st, 2027
Outbound Flights
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