VL 825 then 4Y 1408 at Frankfurt
Copenhagen → Frankfurt am Main → Varna
Timetable, Frankfurt am Main time
14:10VL 825 from Copenhagen at the gate
13:254Y 1408 to Varna leaves the gate
23 h 15 apart on the timetable, overnight
4Y 1408 leaves 23 h 15 after VL 825 arrives on the timetable: more than half a day, so not a connection we count.