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

Return flights

06 Dec - 13 Dec	KLM
09 Dec - 20 Jan	KLM
06 Dec - 01 Jan	KLM
09 Dec - 01 Jan	KLM
02 Dec - 17 Jan	KLM
09 Dec - 16 Dec	Aer Lingus
13 Dec - 20 Dec	Vueling Airlines
09 Dec - 16 Dec	Hainan Airlines	direct
13 Dec - 01 Jan	Air France
13 Dec - 08 Jan	Air France
06 Dec - 13 Dec	Hainan Airlines	direct
23 Dec - 28 Dec	Air France
06 Dec - 01 Jan	Hainan Airlines	direct
18 Dec - 26 Dec	Aer Lingus
20 Dec - 28 Dec	Scandinavian Airlines
09 Dec - 20 Jan	Hainan Airlines	direct
09 Dec - 01 Jan	Hainan Airlines	direct
28 Dec - 04 Jan	Aer Lingus
16 Dec - 30 Dec	KLM
24 Dec - 27 Dec	Lufthansa

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 549€

Return flights