AF 1377 then U2 1630 at Charles de Gaulle
Bilbao → Paris → Nice
Timetable, Paris time
08:55AF 1377 from Bilbao at the gate
21:20U2 1630 to Nice leaves the gate
12 h 25 apart on the timetable
U2 1630 leaves 12 h 25 after AF 1377 arrives on the timetable: more than half a day, so not a connection we count.