U2 2123 then OS 554 at Fiumicino
Manchester → Rome → Vienna
Timetable, Rome time
20:25U2 2123 from Manchester at the gate
15:05OS 554 to Vienna leaves the gate
18 h 40 apart on the timetable, overnight
OS 554 leaves 18 h 40 after U2 2123 arrives on the timetable: more than half a day, so not a connection we count.