SN 3336 then SN 3721 at Brussels
Hurghada → Brussels → Madrid
Timetable, Brussels time
03:15SN 3336 from Hurghada at the gate
09:20SN 3721 to Madrid leaves the gate
6 h 05 apart on the timetable
The last days
SN 3336 and SN 3721 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.