EC 1703 then IB 681 at Madrid
Nice → Madrid → Venezia
Timetable, Madrid time
20:40EC 1703 from Nice at the gate
16:25IB 681 to Venezia leaves the gatealso QR 6994, AA 8806
19 h 45 apart on the timetable, overnight
IB 681 leaves 19 h 45 after EC 1703 arrives on the timetable: more than half a day, so not a connection we count.