BA 2262 then BA 2157 at Gatwick
Kingston → London → St. George
Timetable, London time
10:15BA 2262 from Kingston at the gate
09:35BA 2157 to St. George leaves the gate
23 h 20 apart on the timetable, overnight
BA 2157 leaves 23 h 20 after BA 2262 arrives on the timetable: more than half a day, so not a connection we count.