Seattle / Tacoma (SEA) to Singapore (SIN) flight deal in economy from $887
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SINSingapore Changi Airport
Singapore, Singapore
$1,344 USD
-34%$887 USD
Verified about 20 hours agoSeptember 2026
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Fair Availability
31% of dates checked are available within 10% of the lowest price
Friday, September 18th, 2026
8 round-trip options
Returning
Wed, Sep 23, 2026•5 Day Trip
$1,091 USD
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Fri, Sep 25, 2026•7 Day Trip
$1,232 USD
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Sat, Sep 26, 2026•8 Day Trip
$1,160 USD
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Sun, Sep 27, 2026•9 Day Trip
$1,026 USD
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Mon, Sep 28, 2026•10 Day Trip
$1,145 USD
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Tue, Sep 29, 2026•11 Day Trip
$993 USD
Returning
Thu, Oct 1, 2026•13 Day Trip
$1,041 USD
Returning
Fri, Oct 2, 2026•14 Day Trip
$1,078 USD