IB 5437 then QR 3566 at Barcelona
Paris Orly → Barcelona → Rome
Timetable, Barcelona time
14:25IB 5437 from Paris Orly at the gatealso LL 5437, QR 5538, VY 8011
10:05QR 3566 to Rome leaves the gate
19 h 40 apart on the timetable, overnight
QR 3566 leaves 19 h 40 after IB 5437 arrives on the timetable: more than half a day, so not a connection we count.