Cheapest one-way flights from Shanghai to Seattle in December from 330€

AirHint found the following cheapest one-way flights from Shanghai (SHA) to Seattle (SEA) in December 2025 (see full year).

One-Way flights

17 Dec Hainan Airlines
03 Dec Hainan Airlines
01 Dec China Southern
28 Dec Asiana Airlines
01 Dec Delta direct
03 Dec Delta direct
25 Dec Delta direct
21 Dec Delta direct
26 Dec Delta direct
28 Dec Delta direct

Also check the deals for return flights from Shanghai to Seattle in December.

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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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