FR 3175 then FR 4597 at Barcelona
Ibiza → Barcelona → Porto
Timetable, Barcelona time
11:00FR 3175 from Ibiza at the gate
06:45FR 4597 to Porto leaves the gate
19 h 45 apart on the timetable, overnight
FR 4597 leaves 19 h 45 after FR 3175 arrives on the timetable: more than half a day, so not a connection we count.