FR 341 then FR 2192 at Dublin
London Luton → Dublin → Zagreb
Timetable, Dublin time
20:05FR 341 from London Luton at the gate
19:15FR 2192 to Zagreb leaves the gate
23 h 10 apart on the timetable, overnight
FR 2192 leaves 23 h 10 after FR 341 arrives on the timetable: more than half a day, so not a connection we count.