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

Return flights

13 Sep - 30 Sep	Ryanair
19 Sep - 04 Oct	Norwegian
01 Sep - 01 Oct	Ryanair
11 Sep - 16 Sep	Wizz Air
01 Sep - 04 Sep	Ryanair
05 Sep - 12 Sep	Norwegian Air Sweden AOC
01 Sep - 03 Sep	Ryanair
04 Sep - 09 Sep	Norwegian Air Sweden AOC
20 Sep - 24 Sep	Ryanair
08 Sep - 10 Sep	Wizz Air
27 Sep - 01 Oct	Ryanair
17 Sep - 22 Sep	Lufthansa
12 Sep - 14 Sep	Lufthansa
27 Sep - 01 Oct	Finnair	direct
29 Sep - 03 Oct	Lufthansa
01 Sep - 01 Oct	Finnair	direct
19 Sep - 04 Oct	Finnair	direct

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 119€

Return flights