IB 5137 then EC 7694 at Barcelona
Alicante → Barcelona → Lisbon
Timetable, Barcelona time
18:25IB 5137 from Alicante at the gate
15:30EC 7694 to Lisbon leaves the gate
21 h 05 apart on the timetable, overnight
EC 7694 leaves 21 h 05 after IB 5137 arrives on the timetable: more than half a day, so not a connection we count.