Singapore Airlines flights to Singapore from Seattle

View S$391 flight on Tue, 10 Mar, 2026Opens in a new window

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Singapore Airlines flights from Seattle to Singapore (SEA→SIN)

Prices were available within the past 7 days and start at S$391 for one-way flights and S$790 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Thu, 18 Sep - Thu, 2 Oct
SEA
Seattle
SIN
Singapore
S$790 Return, found 2 days ago
S$790
Return
found 2 days ago
Select Singapore Airlines flight, departing Thu, 18 Sep from Seattle to Singapore, returning Thu, 2 Oct, priced at S$790 found 2 days ago
Singapore Airlines
Thu, 25 Sep - Thu, 2 Oct
SEA
Seattle
SIN
Singapore
S$884 Return, found 3 hours ago
S$884
Return
found 3 hours ago
Select Singapore Airlines flight, departing Thu, 25 Sep from Seattle to Singapore, returning Thu, 2 Oct, priced at S$884 found 3 hours ago
Seattle to Singapore route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Changi
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines, Turkish Airlines, United
Popular airline
United
Distance
12903 km
Average flight time
15 hours 20 mins
*Available to Expedia members.