Cheapest return flights from Ljubljana to Helsinki in September from $335

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

Return flights

23 Sep - 27 Sep Eurowings
25 Sep - 28 Sep Turkish Airlines
23 Sep - 30 Sep Eurowings
27 Sep - 28 Sep Turkish Airlines
22 Sep - 25 Sep Turkish Airlines
22 Sep - 24 Sep Turkish Airlines
23 Sep - 25 Sep Turkish Airlines
25 Sep - 30 Sep Finnair
19 Sep - 22 Sep Turkish Airlines
26 Sep - 29 Sep Wizz Air

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