KM 614 then FR 4861 at Fiumicino
Valletta → Rome → Catania
Timetable, Rome time
20:10KM 614 from Valletta at the gate
12:50FR 4861 to Catania leaves the gate
16 h 40 apart on the timetable, overnight
FR 4861 leaves 16 h 40 after KM 614 arrives on the timetable: more than half a day, so not a connection we count.