EW 2520 then LL 5112 at Barcelona
Stuttgart → Barcelona → Lisbon
Timetable, Barcelona time
14:25EW 2520 from Stuttgart at the gate
12:15LL 5112 to Lisbon leaves the gate
21 h 50 apart on the timetable, overnight
LL 5112 leaves 21 h 50 after EW 2520 arrives on the timetable: more than half a day, so not a connection we count.