AT 1668 then FR 6920 at Barcelona
Tetouan → Barcelona → Dublin
Timetable, Barcelona time
18:00AT 1668 from Tetouan at the gate
06:20FR 6920 to Dublin leaves the gate
12 h 20 apart on the timetable, overnight
FR 6920 leaves 12 h 20 after AT 1668 arrives on the timetable: more than half a day, so not a connection we count.