BA 558 then UX 1042 at Fiumicino
London Heathrow → Rome → Madrid
Timetable, Rome time
17:50BA 558 from London Heathrow at the gate
15:55UX 1042 to Madrid leaves the gate
22 h 05 apart on the timetable, overnight
UX 1042 leaves 22 h 05 after BA 558 arrives on the timetable: more than half a day, so not a connection we count.