IB 5453 then EC 7153 at Barcelona
Paris Charles de Gaulle → Barcelona → Milan
Timetable, Barcelona time
15:50IB 5453 from Paris Charles de Gaulle at the gatealso LL 5453, VY 8061
13:25EC 7153 to Milan leaves the gate
21 h 35 apart on the timetable, overnight
EC 7153 leaves 21 h 35 after IB 5453 arrives on the timetable: more than half a day, so not a connection we count.