FR 2512 then IB 5342 at Barcelona
Cologne → Barcelona → Rome
Timetable, Barcelona time
08:30FR 2512 from Cologne at the gate
14:40IB 5342 to Rome leaves the gatealso LL 5342
6 h 10 apart on the timetable
The last days
FR 2512 and IB 5342 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.