KL 3359 then FR 2436 at Madrid
Bilbao → Madrid → Rome
Timetable, Madrid time
17:55KL 3359 from Bilbao at the gatealso EY 4317, AM 6839, AD 6937
17:10FR 2436 to Rome leaves the gate
23 h 15 apart on the timetable, overnight
FR 2436 leaves 23 h 15 after KL 3359 arrives on the timetable: more than half a day, so not a connection we count.