BA 1333 then DL 37 at Heathrow
Newcastle → London → Atlanta
Timetable, London time
17:10BA 1333 from Newcastle at the gate
16:00DL 37 to Atlanta leaves the gate
22 h 50 apart on the timetable, overnight
DL 37 leaves 22 h 50 after BA 1333 arrives on the timetable: more than half a day, so not a connection we count.