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

Return flights

14 Dec - 13 Jan	Ryanair	direct
13 Dec - 10 Jan	Ryanair
31 Dec - 10 Jan	Ryanair	direct
31 Dec - 13 Jan	Ryanair	direct
11 Dec - 10 Jan	Ryanair
14 Dec - 01 Jan	Ryanair	direct
31 Dec - 17 Jan	Ryanair	direct
16 Dec - 01 Jan	Ryanair	direct
23 Dec - 10 Jan	Ryanair	direct
25 Dec - 10 Jan	KLM
03 Dec - 04 Dec	Ryanair	direct
14 Dec - 16 Dec	Ryanair
13 Dec - 16 Dec	Ryanair
02 Dec - 11 Dec	Ryanair
11 Dec - 12 Dec	Ryanair
03 Dec - 11 Dec	Ryanair
10 Dec - 12 Dec	Vueling Airlines
06 Dec - 11 Dec	Ryanair
03 Dec - 11 Dec	Ryanair	direct
06 Dec - 07 Dec	Ryanair

Also check the deals for one-way flights from Porto to Vienna 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 Porto to Vienna in December from 87€

Return flights