FR 2031 then FR 126 at Dublin
Krakow → Dublin → London Gatwick
Timetable, Dublin time
17:55FR 2031 from Krakow at the gate
15:50FR 126 to London Gatwick leaves the gate
21 h 55 apart on the timetable, overnight
FR 126 leaves 21 h 55 after FR 2031 arrives on the timetable: more than half a day, so not a connection we count.