QR 3751 then QR 3597 at Barcelona
Seville → Barcelona → Málaga
Timetable, Barcelona time
11:50QR 3751 from Seville at the gatealso IB 5507, LL 5507
07:10QR 3597 to Málaga leaves the gate
19 h 20 apart on the timetable, overnight
QR 3597 leaves 19 h 20 after QR 3751 arrives on the timetable: more than half a day, so not a connection we count.