BA 793 then BA 352 at Heathrow
Göteborg → London → Nice
Timetable, London time
20:30BA 793 from Göteborg at the gate
19:55BA 352 to Nice leaves the gate
23 h 25 apart on the timetable, overnight
BA 352 leaves 23 h 25 after BA 793 arrives on the timetable: more than half a day, so not a connection we count.