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 14 days agoDecember 2026
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Rare Availability
8% of dates checked are available within 10% of the lowest price
Sunday, December 27th, 2026
5 round-trip options
Returning
Fri, Jan 1, 2027•5 Day Trip
$2,518 USD
Returning
Sat, Jan 2, 2027•6 Day Trip
$2,752 USD
Returning
Sun, Jan 3, 2027•7 Day Trip
$2,440 USD
Returning
Thu, Jan 7, 2027•11 Day Trip
$1,956 USD
Returning
Sun, Jan 10, 2027•14 Day Trip
$1,792 USD