FR 7177 then FR 6974 at Fiumicino
Vienna → Rome → Barcelona
Timetable, Rome time
19:15FR 7177 from Vienna at the gate
08:35FR 6974 to Barcelona leaves the gate
13 h 20 apart on the timetable, overnight
FR 6974 leaves 13 h 20 after FR 7177 arrives on the timetable: more than half a day, so not a connection we count.