FR 6973 then W4 6251 at Fiumicino
Barcelona → Rome → Palermo
Timetable, Rome time
12:30FR 6973 from Barcelona at the gate
08:20W4 6251 to Palermo leaves the gate
19 h 50 apart on the timetable, overnight
W4 6251 leaves 19 h 50 after FR 6973 arrives on the timetable: more than half a day, so not a connection we count.