IB 5465 then IB 5092 at Barcelona
Lyon → Barcelona → Porto
Timetable, Barcelona time
17:40IB 5465 from Lyon at the gate
13:00IB 5092 to Porto leaves the gate
19 h 20 apart on the timetable, overnight
IB 5092 leaves 19 h 20 after IB 5465 arrives on the timetable: more than half a day, so not a connection we count.