FR 6596 then IB 420 at Barcelona
Manchester → Barcelona → Madrid
Timetable, Barcelona time
23:40FR 6596 from Manchester at the gate
18:55IB 420 to Madrid leaves the gatealso IB 420S, LA 1586, LL 3020, VY 5090, AV 6153, QR 6895
19 h 15 apart on the timetable, overnight
IB 420 leaves 19 h 15 after FR 6596 arrives on the timetable: more than half a day, so not a connection we count.