Cheapest return OTP–LJU flights, May

AirHint found the following cheapest return flights from Bucharest (OTP) to Ljubljana (LJU) in May 2026 (see full year).

Return flights

30 May - 05 Jun Air Serbia
26 May - 01 Jun Air Serbia
06 May - 07 May Ryanair
13 May - 17 May Ryanair
10 May - 14 May LOT
21 May - 23 May LOT
22 May - 26 May LOT
14 May - 18 May LOT
22 May - 25 May LOT
11 May - 14 May Ryanair
26 May - 30 May Air Serbia
29 May - 06 Jun Wizz Air Malta
06 May - 12 May Wizz Air Malta
30 May - 02 Jun SWISS

Also check the deals for one-way flights from Bucharest to Ljubljana in May.

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