Cheapest return flights from Helsinki to Ljubljana in September from $221

Best time to book flights for Helsinki (HEL) to Ljubljana (LJU) flights at AirHint

AirHint found the following cheapest return flights from Helsinki (HEL) to Ljubljana (LJU) in September 2025 (see full year).

Return flights

23 Sep - 07 Oct Finnair direct
20 Sep - 23 Sep airBaltic
20 Sep - 23 Sep Finnair direct
19 Sep - 22 Sep Lufthansa
23 Sep - 23 Sep Finnair

Also check the deals for one-way flights from Helsinki to Ljubljana in September.

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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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