FR 9986 then FR 7121 at Dublin
Porto → Dublin → Tenerife South
Timetable, Dublin time
10:15FR 9986 from Porto at the gate
15:30FR 7121 to Tenerife South leaves the gate
5 h 15 apart on the timetable
Dublin’s board gives an arrival time for only about 46% of its flights, so many days show no gate time.
The last days
FR 9986 and FR 7121 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.