OS 746 then FR 7350 at Vienna
Prishtina → Vienna → Barcelona
Timetable, Vienna time
14:05OS 746 from Prishtina at the gate
06:15FR 7350 to Barcelona leaves the gate
16 h 10 apart on the timetable, overnight
FR 7350 leaves 16 h 10 after OS 746 arrives on the timetable: more than half a day, so not a connection we count.