QR 3536 then FR 6874 at Barcelona
Bilbao → Barcelona → Dublin
Timetable, Barcelona time
11:05QR 3536 from Bilbao at the gate
10:45FR 6874 to Dublin leaves the gate
23 h 40 apart on the timetable, overnight
FR 6874 leaves 23 h 40 after QR 3536 arrives on the timetable: more than half a day, so not a connection we count.