Cheapest return flights from Rome to Porto in September from $215

Best time to book flights for Rome (CIA) to Porto (OPO) flights at AirHint

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

Return flights

29 Sep - 01 Oct Ryanair
23 Sep - 27 Sep Ryanair
23 Sep - 26 Sep Ryanair
15 Sep - 19 Sep Ryanair
22 Sep - 26 Sep Ryanair
25 Sep - 30 Sep Ryanair
26 Sep - 30 Sep Ryanair
22 Sep - 25 Sep Ryanair
18 Sep - 23 Sep Ryanair
08 Sep - 12 Sep Ryanair
08 Sep - 13 Sep Ryanair
27 Sep - 05 Oct Ryanair
28 Sep - 12 Oct Ryanair

Also check the deals for one-way flights from Rome to Porto in September.

Skyscanner

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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