From Kosice Shuttle bus to Liszt Ferenc Airport 2, bus to Budapest Köbánya-Kispest, subway to Budapest, then Shuttle bus to Osijek. 6hrs 44min 128€. From Košice drive to Osijek. 6hrs 10min 82€. From Námestie osloboditeľov line 23 bus to Kosice airport, fly to Belgrade airport, bus to Belgrade, then bus to Osijek. 12hrs 48min 316€.