FR 199 then OS 543 at Vienna
Vilnius → Vienna → Venezia
Timetable, Vienna time
13:35FR 199 from Vilnius at the gate
12:50OS 543 to Venezia leaves the gate
23 h 15 apart on the timetable, overnight
OS 543 leaves 23 h 15 after FR 199 arrives on the timetable: more than half a day, so not a connection we count.