EW 2604 then TP 1064 at Lisbon
Stuttgart → Lisbon → Bilbao
Timetable, Lisbon time
17:55EW 2604 from Stuttgart at the gate
15:20TP 1064 to Bilbao leaves the gate
21 h 25 apart on the timetable, overnight
TP 1064 leaves 21 h 25 after EW 2604 arrives on the timetable: more than half a day, so not a connection we count.