VY 6012 then FR 4861 at Fiumicino
Barcelona → Rome → Catania
Timetable, Rome time
16:30VY 6012 from Barcelona at the gate
12:50FR 4861 to Catania leaves the gate
20 h 20 apart on the timetable, overnight
FR 4861 leaves 20 h 20 after VY 6012 arrives on the timetable: more than half a day, so not a connection we count.