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
Monday, December 21st, 2026
5 round-trip options
Returning
Sat, Dec 26, 2026•5 Day Trip
$2,063 USD
Returning
Sun, Dec 27, 2026•6 Day Trip
$1,897 USD
Returning
Mon, Dec 28, 2026•7 Day Trip
$1,897 USD
Returning
Fri, Jan 1, 2027•11 Day Trip
$2,725 USD
Returning
Mon, Jan 4, 2027•14 Day Trip
$2,491 USD