AirHint found the following cheapest return flights from Warsaw (WAW) to Ljubljana (LJU) in May 2026 (see full year).
Return flights
| 07 May - 13 May | LOT | direct | |
| 14 May - 21 May | Brussels Airlines | ||
| 14 May - 21 May | LOT | direct | |
| 24 May - 28 May | Lufthansa |
Also check the deals for one-way flights from Warsaw to Ljubljana in May.
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