Cheapest return flights from Porto to Vienna in September from 158€

Best time to book flights for Porto (OPO) to Vienna (VIE) flights at AirHint

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

Return flights

17 Sep - 07 Oct Vueling Airlines
17 Sep - 02 Oct Vueling Airlines
17 Sep - 30 Sep Vueling Airlines
17 Sep - 08 Oct Vueling Airlines
10 Sep - 16 Sep Vueling Airlines
17 Sep - 27 Sep Vueling Airlines
17 Sep - 23 Sep Vueling Airlines
16 Sep - 20 Sep Ryanair
17 Sep - 29 Sep Vueling Airlines
11 Sep - 30 Sep Ryanair direct
17 Sep - 06 Oct Vueling Airlines
17 Sep - 24 Sep Vueling Airlines
17 Sep - 20 Sep Vueling Airlines
27 Sep - 07 Oct Ryanair
19 Sep - 21 Sep KLM
17 Sep - 02 Oct Ryanair direct
12 Sep - 02 Oct Ryanair
12 Sep - 02 Oct Ryanair direct
17 Sep - 03 Oct Vueling Airlines
17 Sep - 07 Oct Ryanair direct

Also check the deals for one-way flights from Porto to Vienna in September.

Skyscanner

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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