AZ 1684 then W4 6255 at Fiumicino
Firenze → Rome → Palermo
Timetable, Rome time
19:55AZ 1684 from Firenze at the gate
18:50W4 6255 to Palermo leaves the gate
22 h 55 apart on the timetable, overnight
W4 6255 leaves 22 h 55 after AZ 1684 arrives on the timetable: more than half a day, so not a connection we count.