FR 5841 then FR 3181 at Fiumicino
Palermo → Rome → Barcelona
Timetable, Rome time
16:35FR 5841 from Palermo at the gate
08:35FR 3181 to Barcelona leaves the gate
16 h apart on the timetable, overnight
FR 3181 leaves 16 h after FR 5841 arrives on the timetable: more than half a day, so not a connection we count.