FR 1644 then OS 995 at Vienna
Rome → Vienna → Copenhagen
Timetable, Vienna time
21:30FR 1644 from Rome at the gate
15:05OS 995 to Copenhagen leaves the gate
17 h 35 apart on the timetable, overnight
OS 995 leaves 17 h 35 after FR 1644 arrives on the timetable: more than half a day, so not a connection we count.