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

Return flights

29 Aug - 03 Sep	Vueling Airlines
31 Aug - 07 Sep	Ryanair
31 Aug - 04 Sep	Ryanair
27 Aug - 01 Sep	Ryanair
27 Aug - 03 Sep	Ryanair
04 Aug - 08 Aug	easyJet
27 Aug - 02 Sep	Ryanair
31 Aug - 02 Sep	Ryanair
03 Aug - 04 Aug	Ryanair
20 Aug - 26 Aug	Norwegian
27 Aug - 30 Aug	Ryanair
07 Aug - 10 Aug	Ryanair	direct
04 Aug - 10 Aug	easyJet
15 Aug - 18 Aug	Ryanair
14 Aug - 17 Aug	Ryanair
21 Aug - 25 Aug	Ryanair
01 Aug - 03 Aug	Ryanair
17 Aug - 07 Sep	Ryanair
21 Aug - 04 Sep	Ryanair	direct
14 Aug - 04 Sep	Ryanair	direct

Also check the deals for one-way flights from Porto to Krakow in August.

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 August from 196€

Return flights