FR 6921 then EY 4309 at Barcelona
Dublin → Barcelona → Madrid
Timetable, Barcelona time
21:40FR 6921 from Dublin at the gate
20:30EY 4309 to Madrid leaves the gatealso MU 4969, KU 6078, KE 6654, AM 6809, UX 7708
22 h 50 apart on the timetable, overnight
EY 4309 leaves 22 h 50 after FR 6921 arrives on the timetable: more than half a day, so not a connection we count.