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

Return flights

02 Dec - 11 Dec	KLM
06 Dec - 13 Dec	KLM
02 Dec - 09 Dec	KLM
02 Dec - 06 Dec	Air France
11 Dec - 01 Jan	KLM
02 Dec - 15 Jan	KLM
04 Dec - 17 Jan	KLM
09 Dec - 01 Jan	KLM
06 Dec - 01 Jan	KLM
02 Dec - 17 Jan	KLM
06 Dec - 17 Jan	KLM
02 Dec - 13 Jan	KLM
05 Dec - 01 Jan	KLM
04 Dec - 08 Dec	KLM
10 Dec - 08 Jan	KLM
02 Dec - 06 Dec	Hainan Airlines	direct
02 Dec - 09 Dec	Hainan Airlines	direct
02 Dec - 23 Dec	KLM
02 Dec - 24 Dec	Emirates
02 Dec - 11 Dec	Hainan Airlines	direct

Also check the deals for one-way flights from Dublin 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 Dublin to Beijing in December from $641

Return flights