LH 1375 then 4Y 900 at Frankfurt
Wroclaw → Frankfurt am Main → Dubrovnik
Timetable, Frankfurt am Main time
15:45LH 1375 from Wroclaw at the gate
09:254Y 900 to Dubrovnik leaves the gate
17 h 40 apart on the timetable, overnight
4Y 900 leaves 17 h 40 after LH 1375 arrives on the timetable: more than half a day, so not a connection we count.