Cheapest one-way flights from Beijing to Seattle in December from $344

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

One-Way flights

17 Dec Hainan Airlines
12 Dec Philippine Airlines
16 Dec Philippine Airlines
22 Dec Asiana Airlines
24 Dec Air Canada
11 Dec Asiana Airlines
13 Dec Asiana Airlines
15 Dec Asiana Airlines
16 Dec Hainan Airlines direct
13 Dec Hainan Airlines direct

Also check the deals for return flights from Beijing 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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