BA 188 then BA 1364 at Heathrow
Newark → London → Manchester
Timetable, London time
09:30BA 188 from Newark at the gate
08:40BA 1364 to Manchester leaves the gate
23 h 10 apart on the timetable, overnight
BA 1364 leaves 23 h 10 after BA 188 arrives on the timetable: more than half a day, so not a connection we count.