SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SINSingapore Changi Airport
Singapore, Singapore
$660 USD
-36%$425 USD
Verified Dec 1, 2025 at 4:33 AMJanuary 2026
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Rare Availability
7% of dates checked are available within 10% of the lowest price
Tuesday, January 27th, 2026
Outbound Flights
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