A3 321 then EC 3652 at Athens
Heraklion → Athens → Milan
Timetable, Athens time
22:40A3 321 from Heraklion at the gate
11:00EC 3652 to Milan leaves the gate
12 h 20 apart on the timetable, overnight
EC 3652 leaves 12 h 20 after A3 321 arrives on the timetable: more than half a day, so not a connection we count.