OU 440 then FR 7350 at Vienna
Zagreb → Vienna → Barcelona
Timetable, Vienna time
09:10OU 440 from Zagreb at the gate
06:15FR 7350 to Barcelona leaves the gate
21 h 05 apart on the timetable, overnight
FR 7350 leaves 21 h 05 after OU 440 arrives on the timetable: more than half a day, so not a connection we count.