Cheapest one-way flights from Madrid to Porto in September from 27€

Best time to book flights for Madrid (MAD) to Porto (OPO) flights at AirHint

AirHint found the following cheapest one-way flights from Madrid (MAD) to Porto (OPO) in September 2025 (see full year).

One-Way flights

30 Sep Ryanair direct
18 Sep Ryanair direct
17 Sep Ryanair direct
10 Sep Ryanair direct
03 Sep Ryanair direct
24 Sep Ryanair direct
28 Sep Ryanair direct
29 Sep Ryanair direct
25 Sep Ryanair direct
26 Sep Ryanair direct

Also check the deals for return flights from Madrid 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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