FR 9575 then FR 1885 at Lisbon
Poznan → Lisbon → London Stansted
Timetable, Lisbon time
09:05FR 9575 from Poznan at the gate
12:45FR 1885 to London Stansted leaves the gate
3 h 40 apart on the timetable
The last days
FR 9575 and FR 1885 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.