FR 3881 then EI 564 at Dublin
Dubrovnik → Dublin → Barcelona
Timetable, Dublin time
23:05FR 3881 from Dubrovnik at the gate
16:50EI 564 to Barcelona leaves the gate
17 h 45 apart on the timetable, overnight
EI 564 leaves 17 h 45 after FR 3881 arrives on the timetable: more than half a day, so not a connection we count.