FR 3008 then BA 463 at Madrid
Milan → Madrid → London Heathrow
Timetable, Madrid time
19:50FR 3008 from Milan at the gate
14:40BA 463 to London Heathrow leaves the gate
18 h 50 apart on the timetable, overnight
BA 463 leaves 18 h 50 after FR 3008 arrives on the timetable: more than half a day, so not a connection we count.