AirHint found the following cheapest return flights from Nantes (NTE) to Ljubljana (LJU) in September 2026 (see full year).
Return flights
| 15 Sep - 23 Sep | Volotea | ||
| 16 Sep - 23 Sep | KLM | ||
| 17 Sep - 23 Sep | Vueling Airlines | ||
| 16 Sep - 20 Sep | KLM | ||
| 07 Sep - 11 Sep | Vueling Airlines | ||
| 17 Sep - 20 Sep | KLM |
Also check the deals for one-way flights from Nantes to Ljubljana in September.
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