AirHint found the following cheapest return flights from Helsinki (HEL) to Gerona (GRO) in October 2025 (see full year).

Return flights

02 Oct - 09 Oct	Ryanair	direct
05 Oct - 09 Oct	Ryanair	direct
02 Oct - 12 Oct	Ryanair	direct
05 Oct - 12 Oct	Ryanair	direct
09 Oct - 12 Oct	Ryanair
05 Oct - 16 Oct	Ryanair	direct
02 Oct - 16 Oct	Ryanair	direct
09 Oct - 12 Oct	Ryanair	direct
09 Oct - 16 Oct	Ryanair
01 Oct - 06 Oct	Ryanair
25 Oct - 01 Nov	airBaltic
26 Oct - 24 Nov	Norwegian Air Sweden AOC

Also check the deals for one-way flights from Helsinki to Gerona in October.

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.

Book a cheap hotel in Gerona

Cheap car rent in Gerona

Cheapest return flights from Helsinki to Gerona in October from $119

Return flights