ET 764 then SN 3246 at Athens
Addis Ababa → Athens → Brussels
Timetable, Athens time
13:35ET 764 from Addis Ababa at the gate
12:05SN 3246 to Brussels leaves the gate
22 h 30 apart on the timetable, overnight
SN 3246 leaves 22 h 30 after ET 764 arrives on the timetable: more than half a day, so not a connection we count.