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

Return flights

24 Sep - 01 Oct	Ryanair
29 Sep - 02 Oct	Ryanair
29 Sep - 01 Oct	Ryanair
30 Sep - 01 Oct	Ryanair
27 Sep - 01 Oct	Ryanair
27 Sep - 07 Oct	Ryanair
26 Sep - 01 Oct	Ryanair
25 Sep - 28 Sep	Ryanair
27 Sep - 04 Oct	Ryanair
26 Sep - 29 Sep	Finnair	direct
28 Sep - 03 Oct	Lufthansa
28 Sep - 05 Oct	Lufthansa
24 Sep - 27 Sep	Ryanair
26 Sep - 30 Sep	Finnair	direct
25 Sep - 28 Sep	Finnair	direct
24 Sep - 28 Sep	Ryanair
24 Sep - 27 Sep	Finnair	direct
24 Sep - 26 Sep	Ryanair

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

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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Cheapest return flights from Krakow to Helsinki in September from 165€

Return flights