LH 1754 then SM 652 at Athens
Munich → Athens → Cairo
Timetable, Athens time
18:25LH 1754 from Munich at the gate
12:00SM 652 to Cairo leaves the gate
17 h 35 apart on the timetable, overnight
SM 652 leaves 17 h 35 after LH 1754 arrives on the timetable: more than half a day, so not a connection we count.