Cheapest one-way flights from Dublin to Helsinki in September from $79

Best time to book flights for Dublin (DUB) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest one-way flights from Dublin (DUB) to Helsinki (HEL) in September 2025 (see full year).

One-Way flights

05 Sep Scandinavian Airlines
12 Sep Scandinavian Airlines
10 Sep Scandinavian Airlines
08 Sep Scandinavian Airlines
10 Sep Finnair direct
05 Sep Finnair direct
12 Sep Finnair direct
04 Sep Finnair direct
08 Sep Finnair direct

Also check the deals for return flights from Dublin to Helsinki in September.

Skyscanner

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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