DY 3704 then I2 1763 at Madrid
Copenhagen → Madrid → Seville
Timetable, Madrid time
12:10DY 3704 from Copenhagen at the gate
19:05I2 1763 to Seville leaves the gatealso IB 1763
6 h 55 apart on the timetable
The last days
DY 3704 and I2 1763 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.