AZ 1724 then DY 4356 at Fiumicino
Catania → Rome → Stockholm
Timetable, Rome time
12:55AZ 1724 from Catania at the gate
10:40DY 4356 to Stockholm leaves the gate
21 h 45 apart on the timetable, overnight
DY 4356 leaves 21 h 45 after AZ 1724 arrives on the timetable: more than half a day, so not a connection we count.