AirHint found the following cheapest one-way flights from Rijeka (RJK) to Osijek (OSI) in June 2025 (see full year).
One-Way flights
| 26 Jun | Trade Air | direct | |
| 19 Jun | Trade Air | direct |
Also check the deals for return flights from Rijeka to Osijek in June.
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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