EC 7645 then FR 572 at Madrid
Lisbon → Madrid → Porto
Timetable, Madrid time
17:25EC 7645 from Lisbon at the gate
14:05FR 572 to Porto leaves the gate
20 h 40 apart on the timetable, overnight
FR 572 leaves 20 h 40 after EC 7645 arrives on the timetable: more than half a day, so not a connection we count.