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 agoDecember 2026
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Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Saturday, December 26th, 2026
9 round-trip options
Returning
Thu, Dec 31, 2026•5 Day Trip
$2,307 USD
Returning
Fri, Jan 1, 2027•6 Day Trip
$2,826 USD
Returning
Sat, Jan 2, 2027•7 Day Trip
$3,033 USD
Returning
Sun, Jan 3, 2027•8 Day Trip
$3,033 USD
Returning
Mon, Jan 4, 2027•9 Day Trip
$3,033 USD
Returning
Wed, Jan 6, 2027•11 Day Trip
$2,396 USD
Returning
Thu, Jan 7, 2027•12 Day Trip
$2,307 USD
Returning
Fri, Jan 8, 2027•13 Day Trip
$1,963 USD
Returning
Sat, Jan 9, 2027•14 Day Trip
$2,395 USD