Seattle / Tacoma (SEA) to Singapore (SIN) flight deal in economy from $370
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SINSingapore Changi Airport
Singapore, Singapore
$674 USD
-45%$370 USD
Verified about 5 hours agoNovember 2026
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Good Availability
52% of dates checked are available within 10% of the lowest price
Saturday, November 14th, 2026
No flight details available for this date.