AirHint found the following cheapest return flights from Riga (RIX) to Ljubljana (LJU) in August 2025 (see full year).

Return flights

28 Aug - 04 Sep	airBaltic	direct
31 Aug - 02 Sep	airBaltic
12 Aug - 15 Aug	Turkish Airlines
13 Aug - 15 Aug	Turkish Airlines
07 Aug - 11 Aug	Turkish Airlines
31 Aug - 01 Sep	airBaltic
11 Aug - 15 Aug	Turkish Airlines
12 Aug - 17 Aug	Turkish Airlines
13 Aug - 17 Aug	Turkish Airlines
15 Aug - 17 Aug	Norwegian Air Sweden AOC
10 Aug - 14 Aug	Turkish Airlines
18 Aug - 23 Aug	Turkish Airlines
10 Aug - 17 Aug	airBaltic	direct

Also check the deals for one-way flights from Riga to Ljubljana in August.

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 Riga to Ljubljana in August from 191€

Return flights