AirHint found the following cheapest return flights from Alicante (ALC) to Porto (OPO) in December 2025 (see full year).

Return flights

01 Dec - 13 Dec	Ryanair	direct
02 Dec - 13 Dec	Vueling Airlines
06 Dec - 13 Dec	Vueling Airlines
08 Dec - 22 Dec	Ryanair	direct
06 Dec - 13 Dec	Ryanair	direct
20 Dec - 22 Dec	Ryanair	direct
08 Dec - 10 Dec	Ryanair
01 Dec - 01 Dec	Ryanair
02 Dec - 22 Dec	Vueling Airlines
06 Dec - 22 Dec	Vueling Airlines
20 Dec - 02 Jan	Ryanair
29 Dec - 02 Jan	Vueling Airlines
22 Dec - 02 Jan	Ryanair
19 Dec - 02 Jan	Vueling Airlines

Also check the deals for one-way flights from Alicante to Porto in December.

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 Alicante to Porto in December from $78

Return flights