SN 1536 then SN 3729 at Brussels
Málaga → Brussels → Madrid
Timetable, Brussels time
12:20SN 1536 from Málaga at the gate
17:25SN 3729 to Madrid leaves the gate
5 h 05 apart on the timetable
The last days
SN 1536 and SN 3729 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.