GQ 255 then EC 3656 at Athens
Souda → Athens → Milan
Timetable, Athens time
18:55GQ 255 from Souda at the gate
10:50EC 3656 to Milan leaves the gate
15 h 55 apart on the timetable, overnight
EC 3656 leaves 15 h 55 after GQ 255 arrives on the timetable: more than half a day, so not a connection we count.