BT 683 then VY 1306 at Barcelona
Riga → Barcelona → Alicante
Timetable, Barcelona time
13:20BT 683 from Riga at the gatealso IB 7847
12:40VY 1306 to Alicante leaves the gatealso QR 3537, IB 5132, LL 5132
23 h 20 apart on the timetable, overnight
VY 1306 leaves 23 h 20 after BT 683 arrives on the timetable: more than half a day, so not a connection we count.