Seattle / Tacoma (SEA) to Singapore (SIN) flight deal in economy from $821
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SINSingapore Changi Airport
Singapore, Singapore
$1,187 USD
-31%$821 USD
Verified 13 days agoJuly 2026
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Rare Availability
8% of dates checked are available within 10% of the lowest price
Wednesday, July 22nd, 2026
4 round-trip options
Returning
Fri, Jul 31, 2026•9 Day Trip
$1,390 USD
Returning
Sat, Aug 1, 2026•10 Day Trip
$1,621 USD
Returning
Tue, Aug 4, 2026•13 Day Trip
$1,243 USD
Returning
Wed, Aug 5, 2026•14 Day Trip
$1,333 USD