W4 6723 then FB 808 at Athens
Venezia → Athens → Sofia
Timetable, Athens time
22:20W4 6723 from Venezia at the gate
21:00FB 808 to Sofia leaves the gate
22 h 40 apart on the timetable, overnight
FB 808 leaves 22 h 40 after W4 6723 arrives on the timetable: more than half a day, so not a connection we count.