FR 4905 then AZ 1677 at Fiumicino
Palermo → Rome → Firenze
Timetable, Rome time
16:50FR 4905 from Palermo at the gate
13:50AZ 1677 to Firenze leaves the gate
21 h apart on the timetable, overnight
AZ 1677 leaves 21 h after FR 4905 arrives on the timetable: more than half a day, so not a connection we count.