IB 5387 then BA 8060 at Barcelona
Bologna → Barcelona → London Gatwick
Timetable, Barcelona time
16:00IB 5387 from Bologna at the gatealso LL 5387
11:00BA 8060 to London Gatwick leaves the gate
19 h apart on the timetable, overnight
BA 8060 leaves 19 h after IB 5387 arrives on the timetable: more than half a day, so not a connection we count.