IB 568 then IB 811 at Madrid
Paris Orly → Madrid → Prague
Timetable, Madrid time
11:35IB 568 from Paris Orly at the gatealso AA 8564
16:00IB 811 to Prague leaves the gatealso AT 5325, LA 5435, VY 5449, AA 8564
4 h 25 apart on the timetable
The last days
IB 568 and IB 811 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.