BA 486 then QR 3623 at Barcelona
London Heathrow → Barcelona → Salerno
Timetable, Barcelona time
17:55BA 486 from London Heathrow at the gate
07:10QR 3623 to Salerno leaves the gate
13 h 15 apart on the timetable, overnight
QR 3623 leaves 13 h 15 after BA 486 arrives on the timetable: more than half a day, so not a connection we count.