FR 1893 then FR 332 at Dublin
Bydgoszcz → Dublin → London Luton
Timetable, Dublin time
14:50FR 1893 from Bydgoszcz at the gate
09:30FR 332 to London Luton leaves the gate
18 h 40 apart on the timetable, overnight
FR 332 leaves 18 h 40 after FR 1893 arrives on the timetable: more than half a day, so not a connection we count.