IB 5491 then BA 479 at Barcelona
Jerez de la Forntera → Barcelona → London Heathrow
Timetable, Barcelona time
10:30IB 5491 from Jerez de la Forntera at the gatealso LL 5491
13:35BA 479 to London Heathrow leaves the gate
3 h 05 apart on the timetable
The last days
IB 5491 and BA 479 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.