AZ 1780 then FR 4861 at Fiumicino
Palermo → Rome → Catania
Timetable, Rome time
21:50AZ 1780 from Palermo at the gate
19:00FR 4861 to Catania leaves the gate
21 h 10 apart on the timetable, overnight
FR 4861 leaves 21 h 10 after AZ 1780 arrives on the timetable: more than half a day, so not a connection we count.