FR 3008 then IB 725 at Madrid
Milan → Madrid → London Heathrow
Timetable, Madrid time
19:50FR 3008 from Milan at the gate
17:20IB 725 to London Heathrow leaves the gatealso LA 1704, VY 5180, BA 7058
21 h 30 apart on the timetable, overnight
IB 725 leaves 21 h 30 after FR 3008 arrives on the timetable: more than half a day, so not a connection we count.