Cheap flights from Seattle to North West Division

View AU$560 flight on Sun, 21 Sep. 2025Opens in a new window

Popular airlines from Seattle to North West Division

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Cheap Flights from Seattle (SEA) to North West Division (SG-03)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, 7 Sep. - Tue, 23 Sep.
SEA
Seattle
SIN
Singapore
AU$1,088 Return, found 1 hour ago
AU$1,088
Return
found 1 hour ago
Select Air Canada flight, departing Sun, 7 Sep. from Seattle to Singapore, returning Tue, 23 Sep., priced at AU$1,088 found 1 hour ago
United
Thu, 23 Oct. - Thu, 30 Oct.
SEA
Seattle
SIN
Singapore
AU$1,132 Return, found 1 day ago
AU$1,132
Return
found 1 day ago
Select United flight, departing Thu, 23 Oct. from Seattle to Singapore, returning Thu, 30 Oct., priced at AU$1,132 found 1 day ago
Philippine Airlines
Sun, 7 Sep. - Tue, 23 Sep.
SEA
Seattle
SIN
Singapore
AU$1,147 Return, found 1 hour ago
AU$1,147
Return
found 1 hour ago
Select Philippine Airlines flight, departing Sun, 7 Sep. from Seattle to Singapore, returning Tue, 23 Sep., priced at AU$1,147 found 1 hour ago
Delta
Tue, 5 Aug. - Wed, 3 Sep.
SEA
Seattle
SIN
Singapore
AU$1,149 Return, found 1 day ago
AU$1,149
Return
found 1 day ago
Select Delta flight, departing Tue, 5 Aug. from Seattle to Singapore, returning Wed, 3 Sep., priced at AU$1,149 found 1 day ago
Korean Air
Mon, 18 Aug. - Thu, 28 Aug.
SEA
Seattle
SIN
Singapore
AU$1,165 Return, found 3 days ago
AU$1,165
Return
found 3 days ago
Select Korean Air flight, departing Mon, 18 Aug. from Seattle to Singapore, returning Thu, 28 Aug., priced at AU$1,165 found 3 days ago
Asiana Airlines
Sun, 7 Sep. - Tue, 23 Sep.
SEA
Seattle
SIN
Singapore
AU$1,185 Return, found 1 hour ago
AU$1,185
Return
found 1 hour ago
Select Asiana Airlines flight, departing Sun, 7 Sep. from Seattle to Singapore, returning Tue, 23 Sep., priced at AU$1,185 found 1 hour ago

Find the cheapest month to fly from Seattle (SEA) to Singapore (SIN)

September is typically the cheapest month to fly

From AU$1,100 - AU$1,646 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.