AD 4979 then AD 4671 at Guarulhos
Curitiba → São Paulo → Porto Alegre
Timetable, São Paulo time
15:50AD 4979 from Curitiba at the gate
20:45AD 4671 to Porto Alegre leaves the gate
4 h 55 apart on the timetable
Guarulhos’s board gives an arrival time for only about 38% of its flights, so many days show no gate time.
Guarulhos’s board shows about 53% of departures at their timetable time, so delays of a few minutes don’t show here.
The last days
AD 4979 and AD 4671 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.