FR 839 then FR 5271 at Manchester
Porto → Manchester → Barcelona
Timetable, Manchester time
11:40FR 839 from Porto at the gate
08:50FR 5271 to Barcelona leaves the gate
21 h 10 apart on the timetable, overnight
FR 5271 leaves 21 h 10 after FR 839 arrives on the timetable: more than half a day, so not a connection we count.