AirHint found the following cheapest one-way flights from Lisbon (LIS) to Vienna (VIE) in September 2026 (see full year).
One-Way flights
| 16 Sep | Vueling Airlines | ||
| 30 Sep | easyJet | ||
| 25 Sep | Ryanair | direct | |
| 08 Sep | Ryanair | direct | |
| 10 Sep | KLM | ||
| 26 Sep | KLM | ||
| 01 Sep | KLM | ||
| 17 Sep | Iberia | ||
| 12 Sep | Iberia | ||
| 10 Sep | Ryanair | direct |
Also check the deals for return flights from Lisbon to Vienna in September.
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