FR 3008 then IB 631 at Madrid
Milan → Madrid → Zurich
Timetable, Madrid time
19:50FR 3008 from Milan at the gate
16:35IB 631 to Zurich leaves the gatealso LA 1751, VY 5144, OB 5504, AA 8781
20 h 45 apart on the timetable, overnight
IB 631 leaves 20 h 45 after FR 3008 arrives on the timetable: more than half a day, so not a connection we count.