FR 8385 then FR 6920 at Barcelona
Budapest → Barcelona → Dublin
Timetable, Barcelona time
18:00FR 8385 from Budapest 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 FR 8385 arrives on the timetable: more than half a day, so not a connection we count.