FR 671 then EI 748 at Dublin
Birmingham (UK) → Dublin → Bilbao
Timetable, Dublin time
17:45FR 671 from Birmingham (UK) at the gate
15:10EI 748 to Bilbao leaves the gate
21 h 25 apart on the timetable, overnight
EI 748 leaves 21 h 25 after FR 671 arrives on the timetable: more than half a day, so not a connection we count.