UX 7154 then FR 2753 at Madrid
Bilbao → Madrid → Milan
Timetable, Madrid time
17:55UX 7154 from Bilbao at the gate
08:50FR 2753 to Milan leaves the gate
14 h 55 apart on the timetable, overnight
FR 2753 leaves 14 h 55 after UX 7154 arrives on the timetable: more than half a day, so not a connection we count.