FB 437 then 4Y 502 at Frankfurt
Sofia → Frankfurt am Main → Málaga
Timetable, Frankfurt am Main time
13:15FB 437 from Sofia at the gate
13:104Y 502 to Málaga leaves the gate
23 h 55 apart on the timetable, overnight
4Y 502 leaves 23 h 55 after FB 437 arrives on the timetable: more than half a day, so not a connection we count.