FR 6814 then FR 5484 at Madrid
Manchester → Madrid → Porto
Timetable, Madrid time
16:25FR 6814 from Manchester at the gate
21:40FR 5484 to Porto leaves the gate
5 h 15 apart on the timetable
The last days
FR 6814 and FR 5484 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.