BA 1327 then BA 826 at Heathrow
Newcastle → London → Dublin
Timetable, London time
12:45BA 1327 from Newcastle at the gate
12:35BA 826 to Dublin leaves the gate
23 h 50 apart on the timetable, overnight
BA 826 leaves 23 h 50 after BA 1327 arrives on the timetable: more than half a day, so not a connection we count.