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
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Rare Availability
8% of dates checked are available within 10% of the lowest price
Wednesday, December 23rd, 2026
5 round-trip options
Returning
Mon, Dec 28, 2026•5 Day Trip
$1,655 USD
Returning
Tue, Dec 29, 2026•6 Day Trip
$1,827 USD
Returning
Wed, Dec 30, 2026•7 Day Trip
$1,944 USD
Returning
Sun, Jan 3, 2027•11 Day Trip
$2,583 USD
Returning
Wed, Jan 6, 2027•14 Day Trip
$2,118 USD