BA 1524 then FR 878 at Barcelona
Chicago → Barcelona → Venezia
Timetable, Barcelona time
09:50BA 1524 from Chicago at the gatealso AY 3828, IB 4382
08:30FR 878 to Venezia leaves the gate
22 h 40 apart on the timetable, overnight
FR 878 leaves 22 h 40 after BA 1524 arrives on the timetable: more than half a day, so not a connection we count.