A3 275 then GQ 410 at Athens
Chios → Athens → Milos
Timetable, Athens time
17:00A3 275 from Chios at the gate
10:15GQ 410 to Milos leaves the gate
17 h 15 apart on the timetable, overnight
GQ 410 leaves 17 h 15 after A3 275 arrives on the timetable: more than half a day, so not a connection we count.