I2 1852 then IB 409 at Madrid
Marrakesh → Madrid → Barcelona
Timetable, Madrid time
15:00I2 1852 from Marrakesh at the gatealso IB 1852, VY 5279, BA 7131, QR 8007, AA 8799
10:25IB 409 to Barcelona leaves the gatealso LA 1624, CX 1827, LL 3009, VY 5116, AV 6078, BA 7129, QR 7246, AA 8727
19 h 25 apart on the timetable, overnight
IB 409 leaves 19 h 25 after I2 1852 arrives on the timetable: more than half a day, so not a connection we count.