A3 275 then A3 292 at Athens
Chios → Athens → Kefalonia
Timetable, Athens time
17:00A3 275 from Chios at the gate
16:55A3 292 to Kefalonia leaves the gate
23 h 55 apart on the timetable, overnight
A3 292 leaves 23 h 55 after A3 275 arrives on the timetable: more than half a day, so not a connection we count.