Cheapest return flights from Seattle to Beijing in March from $627

AirHint found the following cheapest return flights from Seattle (SEA) to Beijing (PEK) in March 2026 (see full year).

Return flights

19 Mar - 01 Apr Hainan Airlines
17 Mar - 24 Mar Korean Air
17 Mar - 24 Mar Hainan Airlines direct

Also check the deals for one-way flights from Seattle to Beijing in March.

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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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