AirHint found the following cheapest return flights from Helsinki (HEL) to Dublin (DUB) in March 2026 (see full year).

Return flights

08 Mar - 12 Mar	Ryanair
05 Mar - 16 Mar	Norwegian Air Sweden AOC
04 Mar - 09 Mar	Ryanair
06 Mar - 09 Mar	Ryanair
14 Mar - 19 Mar	Ryanair
05 Mar - 09 Mar	Norwegian Air Sweden AOC
18 Mar - 21 Mar	Ryanair
10 Mar - 13 Mar	Ryanair
18 Mar - 20 Mar	Ryanair
02 Mar - 16 Mar	Norwegian Air Sweden AOC
27 Mar - 04 Apr	Ryanair
30 Mar - 02 Apr	Norwegian Air Sweden AOC
27 Mar - 02 Apr	Ryanair
28 Mar - 05 Apr	Ryanair
27 Mar - 05 Apr	Ryanair
27 Mar - 01 Apr	KLM
27 Mar - 03 Apr	Ryanair
27 Mar - 06 Apr	Ryanair
27 Mar - 01 Apr	Finnair	direct
28 Mar - 05 Apr	Finnair	direct

Also check the deals for one-way flights from Helsinki to Dublin in March.

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 March from 100€

Return flights