TP 1328 then EC 8065 at Gatwick
Porto → London → Barcelona
Timetable, London time
10:00TP 1328 from Porto at the gate
09:10EC 8065 to Barcelona leaves the gate
23 h 10 apart on the timetable, overnight
EC 8065 leaves 23 h 10 after TP 1328 arrives on the timetable: more than half a day, so not a connection we count.