FR 3029 then FR 3108 at Barcelona
Ibiza → Barcelona → Luxembourg
Timetable, Barcelona time
10:05FR 3029 from Ibiza at the gate
06:15FR 3108 to Luxembourg leaves the gate
20 h 10 apart on the timetable, overnight
FR 3108 leaves 20 h 10 after FR 3029 arrives on the timetable: more than half a day, so not a connection we count.