U2 4941 then AZ 1795 at Fiumicino
Paris Orly → Rome → Palermo
Timetable, Rome time
19:25U2 4941 from Paris Orly at the gate
17:15AZ 1795 to Palermo leaves the gate
21 h 50 apart on the timetable, overnight
AZ 1795 leaves 21 h 50 after U2 4941 arrives on the timetable: more than half a day, so not a connection we count.