FR 507 then FR 6875 at Dublin
Bristol → Dublin → Barcelona
Timetable, Dublin time
20:30FR 507 from Bristol at the gate
15:50FR 6875 to Barcelona leaves the gate
19 h 20 apart on the timetable, overnight
FR 6875 leaves 19 h 20 after FR 507 arrives on the timetable: more than half a day, so not a connection we count.