FR 2508 then LH 1127 at Barcelona
Cologne → Barcelona → Frankfurt am Main
Timetable, Barcelona time
13:35FR 2508 from Cologne at the gate
13:00LH 1127 to Frankfurt am Main leaves the gate
23 h 25 apart on the timetable, overnight
LH 1127 leaves 23 h 25 after FR 2508 arrives on the timetable: more than half a day, so not a connection we count.