BA 1443 then VS 302 at Heathrow
Edinburgh → London → New Delhi
Timetable, London time
12:50BA 1443 from Edinburgh at the gate
12:30VS 302 to New Delhi leaves the gate
23 h 40 apart on the timetable, overnight
VS 302 leaves 23 h 40 after BA 1443 arrives on the timetable: more than half a day, so not a connection we count.