FR 2024 then FR 3977 at Dublin
Krakow → Dublin → Barcelona
Timetable, Dublin time
20:10FR 2024 from Krakow at the gate
15:35FR 3977 to Barcelona leaves the gate
19 h 25 apart on the timetable, overnight
FR 3977 leaves 19 h 25 after FR 2024 arrives on the timetable: more than half a day, so not a connection we count.