IB 403 then QR 3685 at Barcelona
Madrid → Barcelona → Palermo
Timetable, Barcelona time
08:25IB 403 from Madrid at the gatealso IB 403S, LA 1519, LL 3003, VY 5010, AY 5573, AV 6028, QR 6857, BA 7125, AA 8572
07:30QR 3685 to Palermo leaves the gatealso IB 5808, LL 5808, VY 6126
23 h 05 apart on the timetable, overnight
QR 3685 leaves 23 h 05 after IB 403 arrives on the timetable: more than half a day, so not a connection we count.