IB 5457 then FR 3039 at Barcelona
Vigo → Barcelona → Prague
Timetable, Barcelona time
11:45IB 5457 from Vigo at the gate
11:40FR 3039 to Prague leaves the gate
23 h 55 apart on the timetable, overnight
FR 3039 leaves 23 h 55 after IB 5457 arrives on the timetable: more than half a day, so not a connection we count.