IB 5341 then IB 5418 at Barcelona
Rome → Barcelona → London Gatwick
Timetable, Barcelona time
17:05IB 5341 from Rome at the gatealso LL 5341
18:00IB 5418 to London Gatwick leaves the gatealso LL 5418, VY 7622
55 min apart on the timetable
The last days
IB 5341 and IB 5418 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.