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

Return flights

15 Dec - 18 Dec	Ryanair
03 Dec - 11 Dec	Ryanair
15 Dec - 17 Dec	Ryanair
12 Dec - 16 Dec	Ryanair
12 Dec - 19 Dec	Ryanair
14 Dec - 18 Dec	Ryanair
03 Dec - 10 Dec	Ryanair
16 Dec - 18 Dec	Ryanair
10 Dec - 18 Dec	Ryanair
12 Dec - 15 Dec	Ryanair
22 Dec - 08 Jan	Wizz Air
18 Dec - 07 Jan	Wizz Air
17 Dec - 06 Jan	Ryanair
18 Dec - 05 Jan	Wizz Air
31 Dec - 07 Jan	Ryanair
30 Dec - 14 Jan	Ryanair
30 Dec - 13 Jan	Ryanair
21 Dec - 11 Jan	Ryanair
30 Dec - 30 Jan	Ryanair
31 Dec - 06 Jan	Ryanair

Also check the deals for one-way flights from Warsaw 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 Warsaw to Porto in December from 119€

Return flights