IB 5373 then VY 1206 at Barcelona
Firenze → Barcelona → Santander
Timetable, Barcelona time
10:00IB 5373 from Firenze at the gatealso LL 5373, VY 6073
19:15VY 1206 to Santander leaves the gatealso IB 5390, LL 5390
9 h 15 apart on the timetable
The last days
IB 5373 and VY 1206 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.