AirHint found the following cheapest one-way flights from Porto (OPO) to Vienna (VIE) in August 2026 (see full year).
One-Way flights
| 05 Aug | Ryanair | ||
| 27 Aug | TAP | ||
| 13 Aug | TAP | ||
| 26 Aug | Ryanair | direct | |
| 24 Aug | Iberia | ||
| 12 Aug | Ryanair | direct | |
| 30 Aug | Ryanair | direct | |
| 05 Aug | Ryanair | direct | |
| 22 Aug | Iberia | ||
| 21 Aug | Iberia |
Also check the deals for return flights from Porto to Vienna in August.
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