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

Return flights

01 Dec - 07 Dec	Ryanair	direct
01 Dec - 14 Dec	Ryanair
01 Dec - 08 Dec	Ryanair	direct
01 Dec - 14 Dec	Ryanair	direct
01 Dec - 15 Dec	Ryanair
12 Dec - 14 Dec	Ryanair
07 Dec - 14 Dec	Ryanair
12 Dec - 14 Dec	Ryanair	direct
07 Dec - 08 Dec	Ryanair	direct
07 Dec - 14 Dec	Ryanair	direct
19 Dec - 05 Jan	Ryanair	direct
22 Dec - 05 Jan	Ryanair	direct
12 Dec - 02 Jan	Ryanair
12 Dec - 02 Jan	Ryanair	direct
28 Dec - 04 Jan	KLM
29 Dec - 05 Jan	Ryanair	direct
30 Dec - 03 Jan	KLM
19 Dec - 02 Jan	Ryanair
27 Dec - 03 Jan	Air France
26 Dec - 05 Jan	Ryanair	direct

Also check the deals for one-way flights from Nantes 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 Nantes to Dublin in December from $147

Return flights