EC 3749 then IB 5446 at Barcelona
Milan → Barcelona → Paris Orly
Timetable, Barcelona time
08:40EC 3749 from Milan at the gate
14:45IB 5446 to Paris Orly leaves the gatealso LL 5446
6 h 05 apart on the timetable
The last days
EC 3749 and IB 5446 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.