FR 6596 then FR 1527 at Barcelona
Manchester → Barcelona → Valletta
Timetable, Barcelona time
23:40FR 6596 from Manchester at the gate
16:30FR 1527 to Valletta leaves the gate
16 h 50 apart on the timetable, overnight
FR 1527 leaves 16 h 50 after FR 6596 arrives on the timetable: more than half a day, so not a connection we count.