IB 1020 then QY 821 at Madrid
Granada → Madrid → Porto
Timetable, Madrid time
09:35IB 1020 from Granada at the gatealso BA 4279, AY 4810, AT 5354, QR 5378, LA 5439, VY 5602, AA 8814
17:37QY 821 to Porto leaves the gate
8 h 02 apart on the timetable
The last days
IB 1020 and QY 821 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.