OS 402 then FR 1532 at Vienna
Barcelona → Vienna → Milan Bergamo
Timetable, Vienna time
12:10OS 402 from Barcelona at the gate
09:40FR 1532 to Milan Bergamo leaves the gate
21 h 30 apart on the timetable, overnight
FR 1532 leaves 21 h 30 after OS 402 arrives on the timetable: more than half a day, so not a connection we count.