OS 553 then FR 9614 at Fiumicino
Vienna → Rome → Dublin
Timetable, Rome time
14:15OS 553 from Vienna at the gate
11:25FR 9614 to Dublin leaves the gate
21 h 10 apart on the timetable, overnight
FR 9614 leaves 21 h 10 after OS 553 arrives on the timetable: more than half a day, so not a connection we count.