FR 2234 then FR 1421 at Barcelona
Nador → Barcelona → Budapest
Timetable, Barcelona time
22:30FR 2234 from Nador at the gate
14:30FR 1421 to Budapest leaves the gate
16 h apart on the timetable, overnight
FR 1421 leaves 16 h after FR 2234 arrives on the timetable: more than half a day, so not a connection we count.