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

Return flights

31 Dec - 07 Jan	Ryanair
10 Dec - 13 Dec	Ryanair
08 Dec - 15 Dec	Ryanair
08 Dec - 10 Dec	Ryanair
08 Dec - 19 Dec	Ryanair
30 Dec - 01 Jan	Ryanair
12 Dec - 15 Dec	Ryanair
20 Dec - 22 Dec	Air France
22 Dec - 26 Dec	Air France
18 Dec - 20 Dec	Ryanair
31 Dec - 01 Jan	Ryanair
12 Dec - 25 Dec	Ryanair
18 Dec - 18 Dec	Ryanair
26 Dec - 02 Jan	Air France
24 Dec - 01 Jan	KLM
26 Dec - 01 Jan	KLM
23 Dec - 01 Jan	KLM
30 Dec - 07 Jan	KLM
27 Dec - 03 Jan	Ryanair
29 Dec - 01 Jan	KLM

Also check the deals for one-way flights from Cardiff to Paris 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 Cardiff to Paris in December from 174€

Return flights