BA 1335 then BA 1494 at Heathrow
Newcastle → London → Glasgow
Timetable, London time
20:55BA 1335 from Newcastle at the gate
19:55BA 1494 to Glasgow leaves the gate
23 h apart on the timetable, overnight
BA 1494 leaves 23 h after BA 1335 arrives on the timetable: more than half a day, so not a connection we count.