EW 9766 then UX 1676 at Zurich
Düsseldorf → Zurich → Madrid
Timetable, Zurich time
18:40EW 9766 from Düsseldorf at the gate
11:05UX 1676 to Madrid leaves the gate
16 h 25 apart on the timetable, overnight
UX 1676 leaves 16 h 25 after EW 9766 arrives on the timetable: more than half a day, so not a connection we count.