BA 1383 then BA 766 at Heathrow
Manchester → London → Heraklion
Timetable, London time
07:30BA 1383 from Manchester at the gate
07:05BA 766 to Heraklion leaves the gate
23 h 35 apart on the timetable, overnight
BA 766 leaves 23 h 35 after BA 1383 arrives on the timetable: more than half a day, so not a connection we count.