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

Return flights

12 Sep - 16 Sep	Volotea
26 Sep - 29 Sep	Volotea
25 Sep - 28 Sep	easyJet
24 Sep - 27 Sep	easyJet
25 Sep - 29 Sep	easyJet
19 Sep - 28 Sep	Ryanair
24 Sep - 26 Sep	easyJet
27 Sep - 01 Oct	easyJet
19 Sep - 26 Sep	Ryanair
23 Sep - 27 Sep	Ryanair
12 Sep - 15 Sep	easyJet
27 Sep - 06 Oct	easyJet
29 Sep - 12 Oct	Ryanair
29 Sep - 05 Oct	Ryanair
29 Sep - 16 Oct	Ryanair	direct
28 Sep - 02 Oct	easyJet
29 Sep - 19 Oct	Ryanair	direct
29 Sep - 20 Oct	Ryanair	direct
29 Sep - 06 Oct	Ryanair	direct
29 Sep - 05 Oct	Ryanair	direct

Also check the deals for one-way flights from Porto to Krakow 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 Porto to Krakow in September from 116€

Return flights