AirHint found the following cheapest return flights from Split (SPU) to Osijek (OSI) in May 2026 (see full year).
Return flights
| 21 May - 25 May | Croatia Airlines | direct | |
| 07 May - 11 May | Croatia Airlines | direct | |
| 08 May - 11 May | Condor | ||
| 08 May - 15 May | Condor | ||
| 18 May - 22 May | Croatia Airlines |
Also check the deals for one-way flights from Split to Osijek in May.
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