OS 403 then FR 3976 at Barcelona
Vienna → Barcelona → Dublin
Timetable, Barcelona time
17:20OS 403 from Vienna at the gate
06:40FR 3976 to Dublin leaves the gate
13 h 20 apart on the timetable, overnight
FR 3976 leaves 13 h 20 after OS 403 arrives on the timetable: more than half a day, so not a connection we count.