FR 1645 then FR 5569 at Fiumicino
Vienna → Rome → Dublin
Timetable, Rome time
07:55FR 1645 from Vienna at the gate
07:00FR 5569 to Dublin leaves the gate
23 h 05 apart on the timetable, overnight
FR 5569 leaves 23 h 05 after FR 1645 arrives on the timetable: more than half a day, so not a connection we count.