Cheapest return flights from Porto to Vienna in September from $126

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

09 Sep - 18 Sep Ryanair direct
04 Sep - 18 Sep Ryanair direct
03 Sep - 18 Sep Ryanair direct
02 Sep - 18 Sep Ryanair direct
09 Sep - 25 Sep Ryanair direct
11 Sep - 18 Sep Ryanair direct
09 Sep - 16 Sep Ryanair direct
09 Sep - 30 Sep Ryanair
04 Sep - 08 Sep Ryanair
12 Sep - 18 Sep Ryanair direct
17 Sep - 07 Oct Vueling Airlines
23 Sep - 07 Oct Ryanair
24 Sep - 07 Oct Vueling Airlines
18 Sep - 07 Oct Ryanair
11 Sep - 01 Oct Ryanair
23 Sep - 07 Oct Ryanair direct
29 Sep - 07 Oct Vueling Airlines
18 Sep - 07 Oct Ryanair direct
17 Sep - 02 Oct Vueling Airlines
30 Sep - 21 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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