A3 712 then FR 8631 at Barcelona
Athens → Barcelona → Tangier
Timetable, Barcelona time
18:45A3 712 from Athens at the gate
10:55FR 8631 to Tangier leaves the gate
16 h 10 apart on the timetable, overnight
FR 8631 leaves 16 h 10 after A3 712 arrives on the timetable: more than half a day, so not a connection we count.