Cheapest one-way flights from Alicante to Porto in September from 45€

Best time to book flights for Alicante (ALC) to Porto (OPO) flights at AirHint

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

One-Way flights

24 Sep Ryanair direct
26 Sep Ryanair direct
27 Sep Ryanair direct
25 Sep Ryanair direct
23 Sep Ryanair direct
21 Sep Ryanair direct
20 Sep Ryanair direct
11 Sep Ryanair direct
12 Sep Ryanair direct
03 Sep Vueling Airlines

Also check the deals for return flights from Alicante 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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