VY 3956 then UX 1040 at Fiumicino
Bilbao → Rome → Madrid
Timetable, Rome time
13:25VY 3956 from Bilbao at the gate
10:30UX 1040 to Madrid leaves the gate
21 h 05 apart on the timetable, overnight
UX 1040 leaves 21 h 05 after VY 3956 arrives on the timetable: more than half a day, so not a connection we count.