AirHint found the following cheapest one-way flights from Helsinki (HEL) to Dublin (DUB) in September 2026 (see full year).
One-Way flights
| 16 Sep | Ryanair | ||
| 02 Sep | Norwegian Air Sweden AOC | ||
| 05 Sep | Ryanair | ||
| 06 Sep | Ryanair | ||
| 08 Sep | Ryanair | ||
| 04 Sep | Ryanair | ||
| 01 Sep | airBaltic | ||
| 08 Sep | Finnair | direct | |
| 01 Sep | Finnair | direct | |
| 03 Sep | KLM |
Also check the deals for return flights from Helsinki to Dublin in September.
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