FR 4083 then FR 8003 at Barcelona
Warsaw Modlin → Barcelona → Porto
Timetable, Barcelona time
19:10FR 4083 from Warsaw Modlin at the gate
11:40FR 8003 to Porto leaves the gate
16 h 30 apart on the timetable, overnight
FR 8003 leaves 16 h 30 after FR 4083 arrives on the timetable: more than half a day, so not a connection we count.