KL 1501 then FR 572 at Madrid
Amsterdam → Madrid → Porto
Timetable, Madrid time
09:55KL 1501 from Amsterdam at the gatealso MU 1845, UX 3766, BT 6050, DL 9360
09:20FR 572 to Porto leaves the gate
23 h 25 apart on the timetable, overnight
FR 572 leaves 23 h 25 after KL 1501 arrives on the timetable: more than half a day, so not a connection we count.