EW 9766 then BA 713 at Zurich
Düsseldorf → Zurich → London Heathrow
Timetable, Zurich time
18:10EW 9766 from Düsseldorf at the gate
13:35BA 713 to London Heathrow leaves the gate
19 h 25 apart on the timetable, overnight
BA 713 leaves 19 h 25 after EW 9766 arrives on the timetable: more than half a day, so not a connection we count.