A3 293 then A3 622 at Athens
Kefalonia → Athens → Brussels
Timetable, Athens time
21:05A3 293 from Kefalonia at the gate
16:40A3 622 to Brussels leaves the gate
19 h 35 apart on the timetable, overnight
A3 622 leaves 19 h 35 after A3 293 arrives on the timetable: more than half a day, so not a connection we count.