QR 3702 then BA 485 at Barcelona
Berlin → Barcelona → London Heathrow
Timetable, Barcelona time
23:50QR 3702 from Berlin at the gate
17:00BA 485 to London Heathrow leaves the gate
17 h 10 apart on the timetable, overnight
BA 485 leaves 17 h 10 after QR 3702 arrives on the timetable: more than half a day, so not a connection we count.