LO 4722 then FR 4545 at Barcelona
Lisbon → Barcelona → Porto
Timetable, Barcelona time
17:15LO 4722 from Lisbon at the gate
10:20FR 4545 to Porto leaves the gate
17 h 05 apart on the timetable, overnight
FR 4545 leaves 17 h 05 after LO 4722 arrives on the timetable: more than half a day, so not a connection we count.