Cheapest return flights from Shanghai to Seattle in September from 729€

AirHint found the following cheapest return flights from Shanghai (SHA) to Seattle (SEA) in September 2026 (see full year).

Return flights

30 Sep - 07 Oct Philippine Airlines
26 Sep - 10 Oct Lufthansa

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

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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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