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

Return flights

31 Dec - 01 Jan	Ryanair
30 Dec - 31 Dec	Ryanair
28 Dec - 31 Dec	Ryanair
29 Dec - 01 Jan	Wizz Air Malta
30 Dec - 01 Jan	Ryanair
28 Dec - 01 Jan	Ryanair
25 Dec - 31 Dec	TAP
26 Dec - 31 Dec	Volotea
25 Dec - 01 Jan	TAP
31 Dec - 06 Jan	Ryanair
31 Dec - 04 Jan	Ryanair
26 Dec - 01 Jan	Volotea
27 Dec - 31 Dec	Ryanair
27 Dec - 01 Jan	Ryanair
31 Dec - 03 Jan	Ryanair
26 Dec - 28 Dec	Volotea
25 Dec - 28 Dec	Austrian Airlines
27 Dec - 30 Dec	Austrian Airlines
28 Dec - 30 Dec	Ryanair
25 Dec - 31 Dec	TAP	direct

Also check the deals for one-way flights from Vienna 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 Vienna to Porto in December from 174€

Return flights