FR 205 then FR 7152 at Dublin
London Stansted → Dublin → Santander
Timetable, Dublin time
13:45FR 205 from London Stansted at the gate
06:05FR 7152 to Santander leaves the gate
16 h 20 apart on the timetable, overnight
FR 7152 leaves 16 h 20 after FR 205 arrives on the timetable: more than half a day, so not a connection we count.