QR 3780 then FR 7539 at Barcelona
Jerez de la Forntera → Barcelona → Milan
Timetable, Barcelona time
16:20QR 3780 from Jerez de la Forntera at the gate
08:40FR 7539 to Milan leaves the gate
16 h 20 apart on the timetable, overnight
FR 7539 leaves 16 h 20 after QR 3780 arrives on the timetable: more than half a day, so not a connection we count.