A3 271 then GQ 450 at Athens
Chios → Athens → Ikaria
Timetable, Athens time
08:55A3 271 from Chios at the gate
08:45GQ 450 to Ikaria leaves the gate
23 h 50 apart on the timetable, overnight
GQ 450 leaves 23 h 50 after A3 271 arrives on the timetable: more than half a day, so not a connection we count.