LX 1954 then EW 2521 at Barcelona
Zurich → Barcelona → Stuttgart
Timetable, Barcelona time
14:05LX 1954 from Zurich at the gate
09:20EW 2521 to Stuttgart leaves the gate
19 h 15 apart on the timetable, overnight
EW 2521 leaves 19 h 15 after LX 1954 arrives on the timetable: more than half a day, so not a connection we count.