Cheapest return flights from Singapore to Seattle in November from $789

AirHint found the following cheapest return flights from Singapore (SIN) to Seattle (SEA) in November 2025 (see full year).

Return flights

12 Nov - 26 Nov United
13 Nov - 27 Nov United
18 Nov - 29 Nov United
19 Nov - 30 Nov United
11 Nov - 16 Nov United
15 Nov - 22 Nov United
13 Nov - 28 Nov United
07 Nov - 03 Dec United
07 Nov - 14 Nov Air Canada
06 Nov - 20 Nov United
16 Nov - 22 Nov STARLUX Airlines
30 Nov - 05 Dec Delta

Also check the deals for one-way flights from Singapore to Seattle in November.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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