EI 3255 then FR 7152 at Dublin
Edinburgh → Dublin → Santander
Timetable, Dublin time
14:30EI 3255 from Edinburgh at the gate
06:05FR 7152 to Santander leaves the gate
15 h 35 apart on the timetable, overnight
FR 7152 leaves 15 h 35 after EI 3255 arrives on the timetable: more than half a day, so not a connection we count.