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

Return flights

21 Aug - 28 Aug	SWISS
01 Aug - 06 Aug	Aeroitalia
27 Aug - 02 Sep	SWISS
30 Aug - 04 Sep	SWISS
12 Aug - 20 Aug	Ryanair
23 Aug - 27 Aug	SWISS
12 Aug - 17 Aug	Ryanair
06 Aug - 16 Aug	Ryanair
19 Aug - 26 Aug	Ryanair
06 Aug - 15 Aug	Ryanair
04 Aug - 06 Aug	Ryanair
10 Aug - 15 Aug	Ryanair
27 Aug - 01 Sep	easyJet
30 Aug - 06 Sep	Aeroitalia
19 Aug - 08 Sep	Vueling Airlines
30 Aug - 04 Sep	easyJet	direct
26 Aug - 12 Sep	Vueling Airlines
29 Aug - 17 Sep	Vueling Airlines
24 Aug - 12 Sep	Vueling Airlines
25 Aug - 12 Sep	Vueling Airlines

Also check the deals for one-way flights from Palermo to Porto 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 Palermo to Porto in August from $242

Return flights