FR 1980 then FR 562 at Dublin
Riga → Dublin → Manchester
Timetable, Dublin time
00:30FR 1980 from Riga at the gate
06:45FR 562 to Manchester leaves the gate
6 h 15 apart on the timetable
Dublin’s board gives an arrival time for only about 47% of its flights, so many days show no gate time.
The last days
FR 1980 and FR 562 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.