BA 1347 then BA 283 at Heathrow
Saint Helier → London → Los Angeles
Timetable, London time
11:50BA 1347 from Saint Helier at the gate
10:05BA 283 to Los Angeles leaves the gate
22 h 15 apart on the timetable, overnight
BA 283 leaves 22 h 15 after BA 1347 arrives on the timetable: more than half a day, so not a connection we count.