AirHint found the following cheapest return flights from Frankfurt (FRA) to Ljubljana (LJU) in July 2026 (see full year).

Return flights

07 Jul - 19 Jul	Air Serbia
11 Jul - 18 Jul	Air Serbia
16 Jul - 19 Jul	Air Serbia
20 Jul - 04 Aug	Air Serbia
23 Jul - 04 Aug	Air Serbia
24 Jul - 04 Aug	Air Serbia
07 Jul - 19 Jul	Lufthansa	direct
08 Jul - 19 Jul	Lufthansa	direct
11 Jul - 18 Jul	Lufthansa	direct
19 Jul - 04 Aug	Lufthansa	direct
24 Jul - 04 Aug	Lufthansa	direct
25 Jul - 04 Aug	Lufthansa	direct
26 Jul - 04 Aug	Lufthansa	direct
20 Jul - 04 Aug	Lufthansa	direct
21 Jul - 04 Aug	Lufthansa	direct
22 Jul - 04 Aug	Lufthansa	direct
16 Jul - 19 Jul	Lufthansa	direct

Also check the deals for one-way flights from Frankfurt to Ljubljana in July.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Frankfurt to Ljubljana in July from 179€

Return flights