FR 752 then FR 9004 at Vienna
Porto → Vienna → Bari
Timetable, Vienna time
19:20FR 752 from Porto at the gate
10:20FR 9004 to Bari leaves the gate
15 h apart on the timetable, overnight
FR 9004 leaves 15 h after FR 752 arrives on the timetable: more than half a day, so not a connection we count.