FR 4596 then FR 6822 at Barcelona
Porto → Barcelona → Birmingham (UK)
Timetable, Barcelona time
00:50FR 4596 from Porto at the gate
14:35FR 6822 to Birmingham (UK) leaves the gate
13 h 45 apart on the timetable
FR 6822 leaves 13 h 45 after FR 4596 arrives on the timetable: more than half a day, so not a connection we count.