BA 1475 then BA 746 at Heathrow
Glasgow → London → Geneva
Timetable, London time
10:55BA 1475 from Glasgow at the gate
10:30BA 746 to Geneva leaves the gate
23 h 35 apart on the timetable, overnight
BA 746 leaves 23 h 35 after BA 1475 arrives on the timetable: more than half a day, so not a connection we count.