FR 3142 then QR 3638 at Barcelona
Milan Bergamo → Barcelona → Palermo
Timetable, Barcelona time
21:50FR 3142 from Milan Bergamo at the gate
19:20QR 3638 to Palermo leaves the gate
21 h 30 apart on the timetable, overnight
QR 3638 leaves 21 h 30 after FR 3142 arrives on the timetable: more than half a day, so not a connection we count.