IB 2375 then QR 3771 at Barcelona
Pamplona → Barcelona → Porto
Timetable, Barcelona time
12:20IB 2375 from Pamplona at the gate
18:35QR 3771 to Porto leaves the gatealso IB 5094, LL 5094
6 h 15 apart on the timetable
The last days
IB 2375 and QR 3771 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.