OS 772 then FR 7356 at Vienna
Sofia → Vienna → London Stansted
Timetable, Vienna time
13:10OS 772 from Sofia at the gate
11:45FR 7356 to London Stansted leaves the gate
22 h 35 apart on the timetable, overnight
FR 7356 leaves 22 h 35 after OS 772 arrives on the timetable: more than half a day, so not a connection we count.