BA 1347 then BA 978 at Heathrow
Saint Helier → London → Berlin
Timetable, London time
11:45BA 1347 from Saint Helier at the gate
10:15BA 978 to Berlin leaves the gate
22 h 30 apart on the timetable, overnight
BA 978 leaves 22 h 30 after BA 1347 arrives on the timetable: more than half a day, so not a connection we count.