FR 4851 then SV 208 at Fiumicino
Catania → Rome → Riyadh
Timetable, Rome time
23:40FR 4851 from Catania at the gate
15:10SV 208 to Riyadh leaves the gate
15 h 30 apart on the timetable, overnight
SV 208 leaves 15 h 30 after FR 4851 arrives on the timetable: more than half a day, so not a connection we count.