AirHint found the following cheapest return flights from Washington (DCA) to Beijing (PEK) in December 2025 (see full year).

Return flights

02 Dec - 12 Dec	jetBlue
01 Dec - 11 Dec	Air Canada
16 Dec - 19 Jan	Japan Airlines
16 Dec - 16 Jan	jetBlue
16 Dec - 23 Jan	jetBlue
16 Dec - 18 Jan	Air Canada
23 Dec - 30 Dec	Air Canada
24 Dec - 31 Dec	Air Canada
14 Dec - 19 Jan	United
15 Dec - 19 Jan	United
22 Dec - 08 Jan	Japan Airlines
22 Dec - 09 Jan	Japan Airlines
23 Dec - 06 Jan	ANA
20 Dec - 27 Dec	Air Canada
21 Dec - 08 Jan	Cathay Pacific

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

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 December from $993

Return flights