EI 673 then FR 6875 at Dublin
Budapest → Dublin → Barcelona
Timetable, Dublin time
13:10EI 673 from Budapest at the gate
11:20FR 6875 to Barcelona leaves the gate
22 h 10 apart on the timetable, overnight
FR 6875 leaves 22 h 10 after EI 673 arrives on the timetable: more than half a day, so not a connection we count.