FR 9481 then OS 133 at Vienna
Cologne → Vienna → Zurich
Timetable, Vienna time
13:25FR 9481 from Cologne at the gate
08:25OS 133 to Zurich leaves the gate
19 h apart on the timetable, overnight
OS 133 leaves 19 h after FR 9481 arrives on the timetable: more than half a day, so not a connection we count.