Cheapest one-way flights from Seattle to Beijing in January from $420

AirHint found the following cheapest one-way flights from Seattle (SEA) to Beijing (PEK) in January 2026 (see full year).

One-Way flights

06 Jan Asiana Airlines
03 Jan Korean Air
04 Jan Korean Air
02 Jan Korean Air
06 Jan Hainan Airlines direct
03 Jan Hainan Airlines direct

Also check the deals for return flights from Seattle to Beijing in January.

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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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