AZ 79 then FR 4114 at Fiumicino
Barcelona → Rome → Katowice
Timetable, Rome time
18:35AZ 79 from Barcelona at the gate
10:00FR 4114 to Katowice leaves the gate
15 h 25 apart on the timetable, overnight
FR 4114 leaves 15 h 25 after AZ 79 arrives on the timetable: more than half a day, so not a connection we count.