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

Return flights

10 Dec - 14 Dec	Aer Lingus	direct
05 Dec - 07 Dec	Air France	direct
30 Dec - 03 Jan	Air France	direct
16 Dec - 19 Dec	Air France	direct
20 Dec - 24 Dec	KLM
22 Dec - 24 Dec	Air France	direct
24 Dec - 27 Dec	Aer Lingus	direct
21 Dec - 01 Jan	Air France
21 Dec - 01 Jan	Air France	direct
20 Dec - 24 Dec	Aer Lingus	direct

Also check the deals for one-way flights from Paris to Dublin 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 Paris to Dublin in December from 121€

Return flights