FR 4855 then DL 113 at Fiumicino
Catania → Rome → Boston
Timetable, Rome time
17:10FR 4855 from Catania at the gate
10:55DL 113 to Boston leaves the gate
17 h 45 apart on the timetable, overnight
DL 113 leaves 17 h 45 after FR 4855 arrives on the timetable: more than half a day, so not a connection we count.