LH 153 then 4Y 900 at Frankfurt
Leipzig → Frankfurt am Main → Dubrovnik
Timetable, Frankfurt am Main time
11:30LH 153 from Leipzig at the gate
09:254Y 900 to Dubrovnik leaves the gate
21 h 55 apart on the timetable, overnight
4Y 900 leaves 21 h 55 after LH 153 arrives on the timetable: more than half a day, so not a connection we count.