AT 680 then LA 5768 at Barcelona
Nador → Barcelona → Santander
Timetable, Barcelona time
11:10AT 680 from Nador at the gate
11:00LA 5768 to Santander leaves the gate
23 h 50 apart on the timetable, overnight
LA 5768 leaves 23 h 50 after AT 680 arrives on the timetable: more than half a day, so not a connection we count.