LS 1337 then FR 3976 at Barcelona
Birmingham (UK) → Barcelona → Dublin
Timetable, Barcelona time
19:00LS 1337 from Birmingham (UK) at the gate
17:15FR 3976 to Dublin leaves the gate
22 h 15 apart on the timetable, overnight
FR 3976 leaves 22 h 15 after LS 1337 arrives on the timetable: more than half a day, so not a connection we count.