AH 2014 then FR 4597 at Barcelona
Algiers → Barcelona → Porto
Timetable, Barcelona time
18:05AH 2014 from Algiers at the gate
06:45FR 4597 to Porto leaves the gate
12 h 40 apart on the timetable, overnight
FR 4597 leaves 12 h 40 after AH 2014 arrives on the timetable: more than half a day, so not a connection we count.