AF 1504 then FR 4852 at Fiumicino
Paris Charles de Gaulle → Rome → Catania
Timetable, Rome time
15:00AF 1504 from Paris Charles de Gaulle at the gate
06:15FR 4852 to Catania leaves the gate
15 h 15 apart on the timetable, overnight
FR 4852 leaves 15 h 15 after AF 1504 arrives on the timetable: more than half a day, so not a connection we count.