OS 544 then FR 182 at Vienna
Venezia → Vienna → Sofia
Timetable, Vienna time
15:45OS 544 from Venezia at the gate
11:40FR 182 to Sofia leaves the gate
19 h 55 apart on the timetable, overnight
FR 182 leaves 19 h 55 after OS 544 arrives on the timetable: more than half a day, so not a connection we count.