Cheapest return flights from Helsinki to Lisbon in October from $322

AirHint found the following cheapest return flights from Helsinki (HEL) to Lisbon (LIS) in October 2026 (see full year).

Return flights

02 Oct - 07 Oct Finnair
17 Oct - 25 Oct Ryanair
17 Oct - 24 Oct Ryanair
16 Oct - 26 Oct airBaltic
02 Oct - 12 Oct Finnair
02 Oct - 07 Oct Finnair direct
09 Oct - 19 Oct airBaltic
08 Oct - 11 Oct Ryanair
09 Oct - 18 Oct airBaltic
10 Oct - 17 Oct Finnair

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

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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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