FR 183 then OS 911 at Vienna
Sofia → Vienna → Yerevan
Timetable, Vienna time
22:35FR 183 from Sofia at the gate
22:25OS 911 to Yerevan leaves the gate
23 h 50 apart on the timetable, overnight
OS 911 leaves 23 h 50 after FR 183 arrives on the timetable: more than half a day, so not a connection we count.