FR 3977 then KU 135 at Barcelona
Dublin → Barcelona → Kuwait City
Timetable, Barcelona time
21:10FR 3977 from Dublin at the gate
14:25KU 135 to Kuwait City leaves the gate
17 h 15 apart on the timetable, overnight
KU 135 leaves 17 h 15 after FR 3977 arrives on the timetable: more than half a day, so not a connection we count.