AirHint found the following cheapest return flights from Lisbon (LIS) to Ljubljana (LJU) in July 2026 (see full year).
Return flights
| 07 Jul - 14 Jul | Air Serbia | ||
| 27 Jul - 05 Aug | SWISS | ||
| 28 Jul - 04 Aug | SWISS | ||
| 22 Jul - 27 Jul | Lufthansa | ||
| 23 Jul - 28 Jul | Lufthansa | ||
| 09 Jul - 12 Jul | Lufthansa |
Also check the deals for one-way flights from Lisbon to Ljubljana in July.
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