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

Return flights

05 Dec - 10 Dec	Ryanair
03 Dec - 08 Dec	Ryanair
13 Dec - 15 Dec	Ryanair
02 Dec - 08 Dec	Ryanair
03 Dec - 05 Dec	Ryanair
09 Dec - 15 Dec	Ryanair
06 Dec - 08 Dec	Ryanair
02 Dec - 02 Dec	Ryanair
04 Dec - 05 Dec	Norwegian Air Sweden AOC
02 Dec - 05 Dec	Ryanair
15 Dec - 13 Jan	airBaltic
13 Dec - 08 Jan	Ryanair
17 Dec - 05 Jan	Ryanair
23 Dec - 01 Jan	KLM
30 Dec - 07 Jan	airBaltic
18 Dec - 05 Jan	Ryanair
16 Dec - 04 Jan	Ryanair
17 Dec - 03 Jan	Ryanair
31 Dec - 06 Jan	Ryanair
27 Dec - 08 Jan	Norwegian Air Sweden AOC

Also check the deals for one-way flights from Helsinki 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 Helsinki to Dublin in December from 132€

Return flights