FR 663 then EI 748 at Dublin
Birmingham (UK) → Dublin → Bilbao
Timetable, Dublin time
19:55FR 663 from Birmingham (UK) at the gate
15:10EI 748 to Bilbao leaves the gate
19 h 15 apart on the timetable, overnight
EI 748 leaves 19 h 15 after FR 663 arrives on the timetable: more than half a day, so not a connection we count.