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

Return flights

07 Dec - 16 Dec	Vueling Airlines
07 Dec - 19 Dec	Vueling Airlines
01 Dec - 16 Dec	Vueling Airlines
01 Dec - 04 Dec	Vueling Airlines
01 Dec - 07 Dec	Vueling Airlines
01 Dec - 19 Dec	Vueling Airlines
07 Dec - 07 Dec	Vueling Airlines
01 Dec - 01 Dec	Vueling Airlines
08 Dec - 16 Dec	Vueling Airlines
08 Dec - 19 Dec	Vueling Airlines
19 Dec - 02 Jan	Vueling Airlines
26 Dec - 02 Jan	Vueling Airlines

Also check the deals for one-way flights from Florence 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 Florence to Porto in December from $159

Return flights