FR 1645 then IB 648 at Fiumicino
Vienna → Rome → Madrid
Timetable, Rome time
19:10FR 1645 from Vienna at the gate
12:00IB 648 to Madrid leaves the gate
16 h 50 apart on the timetable, overnight
IB 648 leaves 16 h 50 after FR 1645 arrives on the timetable: more than half a day, so not a connection we count.