GQ 343 then FR 44 at Athens
Santorini → Athens → Vienna
Timetable, Athens time
14:10GQ 343 from Santorini at the gate
08:00FR 44 to Vienna leaves the gate
17 h 50 apart on the timetable, overnight
FR 44 leaves 17 h 50 after GQ 343 arrives on the timetable: more than half a day, so not a connection we count.