BA 659 then BA 600 at Heathrow
Larnaca → London → Venezia
Timetable, London time
17:50BA 659 from Larnaca at the gate
17:00BA 600 to Venezia leaves the gate
23 h 10 apart on the timetable, overnight
BA 600 leaves 23 h 10 after BA 659 arrives on the timetable: more than half a day, so not a connection we count.