Cheapest return flights from Helsinki to Ljubljana in September from $224

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

06 Sep - 09 Sep Finnair direct
20 Sep - 23 Sep KLM
09 Sep - 13 Sep Finnair direct
03 Sep - 06 Sep KLM
18 Sep - 21 Sep KLM
04 Sep - 07 Sep KLM
20 Sep - 23 Sep Finnair direct

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