AirHint found the following cheapest return flights from Washington (IAD) to Beijing (PEK) in January 2026 (see full year).

Return flights

19 Jan - 26 Jan	Korean Air
20 Jan - 27 Jan	Korean Air
09 Jan - 17 Feb	Turkish Airlines
16 Jan - 06 Feb	Turkish Airlines
13 Jan - 20 Jan	Saudia
20 Jan - 27 Jan	Air China	direct
16 Jan - 06 Feb	Air China	direct
09 Jan - 17 Feb	Air China	direct
13 Jan - 20 Jan	Air China	direct

Also check the deals for one-way flights from Washington to Beijing in January.

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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Cheapest return flights from Washington to Beijing in January from $1041

Return flights