FR 4586 then LS 804 at Barcelona
Porto → Barcelona → Manchester
Timetable, Barcelona time
22:20FR 4586 from Porto at the gate
12:30LS 804 to Manchester leaves the gate
14 h 10 apart on the timetable, overnight
LS 804 leaves 14 h 10 after FR 4586 arrives on the timetable: more than half a day, so not a connection we count.