FR 4166 then OS 145 at Vienna
Lisbon → Vienna → Zurich
Timetable, Vienna time
21:00FR 4166 from Lisbon at the gate
18:30OS 145 to Zurich leaves the gate
21 h 30 apart on the timetable, overnight
OS 145 leaves 21 h 30 after FR 4166 arrives on the timetable: more than half a day, so not a connection we count.