DL 1 then BA 592 at Heathrow
New York JFK → London → Venezia
Timetable, London time
08:05DL 1 from New York JFK at the gate
07:55BA 592 to Venezia leaves the gate
23 h 50 apart on the timetable, overnight
BA 592 leaves 23 h 50 after DL 1 arrives on the timetable: more than half a day, so not a connection we count.