AZ 79 then TU 753 at Fiumicino
Barcelona → Rome → Tunis
Timetable, Rome time
18:35AZ 79 from Barcelona at the gate
10:20TU 753 to Tunis leaves the gate
15 h 45 apart on the timetable, overnight
TU 753 leaves 15 h 45 after AZ 79 arrives on the timetable: more than half a day, so not a connection we count.