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

Return flights

09 Nov - 19 Nov	Philippine Airlines
25 Nov - 24 Dec	Philippine Airlines
09 Nov - 21 Nov	Philippine Airlines
02 Nov - 10 Nov	Asiana Airlines
26 Nov - 04 Dec	Asiana Airlines
01 Nov - 30 Nov	Delta	direct
09 Nov - 21 Nov	Delta	direct
09 Nov - 19 Nov	Delta	direct
02 Nov - 10 Nov	Delta	direct
22 Nov - 21 Dec	Delta	direct
26 Nov - 04 Dec	Delta	direct
25 Nov - 24 Dec	Delta	direct

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

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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Cheapest return flights from Seattle to Shanghai in November from $841

Return flights