IB 2471 then VY 1476 at Barcelona
Leon → Barcelona → Bilbao
Timetable, Barcelona time
12:35IB 2471 from Leon at the gatealso LL 3101, VY 5871, QR 6959
17:40VY 1476 to Bilbao leaves the gatealso IB 5176, LL 5176
5 h 05 apart on the timetable
The last days
IB 2471 and VY 1476 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.