A3 860 then FR 731 at Vienna
Athens → Vienna → London Stansted
Timetable, Vienna time
10:00A3 860 from Athens at the gate
09:45FR 731 to London Stansted leaves the gate
23 h 45 apart on the timetable, overnight
FR 731 leaves 23 h 45 after A3 860 arrives on the timetable: more than half a day, so not a connection we count.