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

10 Sep Air Europa direct
17 Sep Air Europa direct
04 Sep Ryanair direct
03 Sep Ryanair direct
16 Sep Ryanair direct
30 Sep Ryanair direct
15 Sep Ryanair direct
06 Sep Air Europa direct
29 Sep Ryanair direct
25 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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