LX 457 then U2 7644 at Zurich
London City → Zurich → Lisbon
Timetable, Zurich time
16:05LX 457 from London City at the gate
14:50U2 7644 to Lisbon leaves the gate
22 h 45 apart on the timetable, overnight
U2 7644 leaves 22 h 45 after LX 457 arrives on the timetable: more than half a day, so not a connection we count.