GQ 841 then A3 358 at Athens
Vienna → Athens → Santorini
Timetable, Athens time
17:10GQ 841 from Vienna at the gate
17:05A3 358 to Santorini leaves the gate
23 h 55 apart on the timetable, overnight
A3 358 leaves 23 h 55 after GQ 841 arrives on the timetable: more than half a day, so not a connection we count.