FR 406 then AZ 1751 at Fiumicino
Copenhagen → Rome → Catania
Timetable, Rome time
17:35FR 406 from Copenhagen at the gate
14:20AZ 1751 to Catania leaves the gate
20 h 45 apart on the timetable, overnight
AZ 1751 leaves 20 h 45 after FR 406 arrives on the timetable: more than half a day, so not a connection we count.