U2 7643 then SN 2732 at Zurich
Lisbon → Zurich → Brussels
Timetable, Zurich time
20:30U2 7643 from Lisbon at the gate
12:25SN 2732 to Brussels leaves the gate
15 h 55 apart on the timetable, overnight
SN 2732 leaves 15 h 55 after U2 7643 arrives on the timetable: more than half a day, so not a connection we count.