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

Return flights

27 Dec - 03 Jan	Hainan Airlines
28 Dec - 03 Jan	Hainan Airlines
17 Dec - 03 Jan	Hainan Airlines
30 Dec - 09 Jan	Hainan Airlines
26 Dec - 09 Jan	Hainan Airlines
29 Dec - 09 Jan	Hainan Airlines
27 Dec - 10 Jan	Hainan Airlines
28 Dec - 11 Jan	Hainan Airlines
12 Dec - 26 Dec	Hainan Airlines

Also check the deals for one-way flights from Mexico City 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 Mexico City to Beijing in December from $1684

Return flights