A3 955 then LX 1823 at Athens
Riyadh → Athens → Geneva
Timetable, Athens time
17:30A3 955 from Riyadh at the gate
14:55LX 1823 to Geneva leaves the gate
21 h 25 apart on the timetable, overnight
LX 1823 leaves 21 h 25 after A3 955 arrives on the timetable: more than half a day, so not a connection we count.