GQ 341 then EC 3652 at Athens
Santorini → Athens → Milan
Timetable, Athens time
10:00GQ 341 from Santorini at the gate
23:45EC 3652 to Milan leaves the gate
13 h 45 apart on the timetable
EC 3652 leaves 13 h 45 after GQ 341 arrives on the timetable: more than half a day, so not a connection we count.