QR 3721 then EC 8060 at Barcelona
Granada → Barcelona → London Gatwick
Timetable, Barcelona time
22:50QR 3721 from Granada at the gate
18:00EC 8060 to London Gatwick leaves the gate
19 h 10 apart on the timetable, overnight
EC 8060 leaves 19 h 10 after QR 3721 arrives on the timetable: more than half a day, so not a connection we count.