IB 1320 then IB 409 at Madrid
Düsseldorf → Madrid → Barcelona
Timetable, Madrid time
14:45IB 1320 from Düsseldorf at the gatealso VY 5492, AA 8757
10:25IB 409 to Barcelona leaves the gatealso IB 409S, LA 1624, CX 1827, LL 3009, VY 5116, AV 6078, BA 7129, QR 7246, AA 8727
19 h 40 apart on the timetable, overnight
IB 409 leaves 19 h 40 after IB 1320 arrives on the timetable: more than half a day, so not a connection we count.