Seattle / Tacoma (SEA) to Singapore (SIN) flight deal in economy from $819
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SINSingapore Changi Airport
Singapore, Singapore
$1,331 USD
-38%$819 USD
Verified 17 days agoJuly 2026
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Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Wednesday, July 1st, 2026
0 round-trip options
No flight details available for this date.