FR 3813 then BA 465 at Madrid
Bologna → Madrid → London Heathrow
Timetable, Madrid time
21:35FR 3813 from Bologna at the gate
18:10BA 465 to London Heathrow leaves the gate
20 h 35 apart on the timetable, overnight
BA 465 leaves 20 h 35 after FR 3813 arrives on the timetable: more than half a day, so not a connection we count.