Singapore Airlines flights to Singapore from Seattle

View S$421 flight on Fri, 20 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$421 for one-way flights and S$1,060 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Fri, 24 Oct - Thu, 30 Oct
SEA
Seattle
SIN
Singapore
S$1,060 Return, found 1 day ago
S$1,060
Return
found 1 day ago
Select Singapore Airlines flight, departing Fri, 24 Oct from Seattle to Singapore, returning Thu, 30 Oct, priced at S$1,060 found 1 day ago
Seattle to Singapore route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Changi
Airlines serving
Air Canada, Air France, All Nippon Airways, British Airways, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Lufthansa, Malaysia Airlines, Philippine Airlines, Qatar Airways, Singapore Airlines, Turkish Airlines, United
Distance
12903 km
Average flight time
15 hours 20 mins
*Available to Expedia members.