FR 4855 then VY 6001 at Fiumicino
Catania → Rome → Barcelona
Timetable, Rome time
17:10FR 4855 from Catania at the gate
09:45VY 6001 to Barcelona leaves the gate
16 h 35 apart on the timetable, overnight
VY 6001 leaves 16 h 35 after FR 4855 arrives on the timetable: more than half a day, so not a connection we count.