LX 1887 then U2 7644 at Zurich
Bucharest → Zurich → Lisbon
Timetable, Zurich time
08:05LX 1887 from Bucharest at the gate
21:20U2 7644 to Lisbon leaves the gate
13 h 15 apart on the timetable
U2 7644 leaves 13 h 15 after LX 1887 arrives on the timetable: more than half a day, so not a connection we count.