BA 248 then BA 1420 at Heathrow
Rio De Janeiro → London → Inverness
Timetable, London time
08:20BA 248 from Rio De Janeiro at the gate
07:50BA 1420 to Inverness leaves the gate
23 h 30 apart on the timetable, overnight
BA 1420 leaves 23 h 30 after BA 248 arrives on the timetable: more than half a day, so not a connection we count.