FR 9673 then IB 441 at Madrid
Rome → Madrid → Bilbao
Timetable, Madrid time
23:30FR 9673 from Rome at the gate
22:10IB 441 to Bilbao leaves the gatealso LA 1512, CX 1872, VY 5202, AT 5345, AY 5615, AV 6033, CZ 7314, QR 8048
22 h 40 apart on the timetable, overnight
IB 441 leaves 22 h 40 after FR 9673 arrives on the timetable: more than half a day, so not a connection we count.