SM 3109 then GQ 921 at Madrid
Cairo → Madrid → Athens
Timetable, Madrid time
11:45SM 3109 from Cairo at the gate
14:20GQ 921 to Athens leaves the gate
2 h 35 apart on the timetable
The last days
SM 3109 and GQ 921 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.