Cheapest one-way flights from Beijing to Seattle in December from $414

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

One-Way flights

23 Dec Philippine Airlines
22 Dec Asiana Airlines
19 Dec Korean Air
20 Dec Asiana Airlines
25 Dec Asiana Airlines
05 Dec Philippine Airlines
03 Dec Korean Air
20 Dec Hainan Airlines direct
23 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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