BA 1349 then BA 816 at Heathrow
Saint Helier → London → Copenhagen
Timetable, London time
16:20BA 1349 from Saint Helier at the gate
16:10BA 816 to Copenhagen leaves the gate
23 h 50 apart on the timetable, overnight
BA 816 leaves 23 h 50 after BA 1349 arrives on the timetable: more than half a day, so not a connection we count.