3O 377 then QR 3658 at Barcelona
Tangier → Barcelona → Milan
Timetable, Barcelona time
14:003O 377 from Tangier at the gate
10:45QR 3658 to Milan leaves the gatealso IB 5354, LL 5354, LA 5781, VY 6042
20 h 45 apart on the timetable, overnight
QR 3658 leaves 20 h 45 after 3O 377 arrives on the timetable: more than half a day, so not a connection we count.