IB 5427 then IB 5340 at Barcelona
Paris Orly → Barcelona → Rome
Timetable, Barcelona time
10:00IB 5427 from Paris Orly at the gatealso LL 5427, LA 5793
12:55IB 5340 to Rome leaves the gatealso LL 5340, LA 5839
2 h 55 apart on the timetable
The last days
IB 5427 and IB 5340 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.