Flight Guarulhos International Airport departs from Sao Paulo Guarulhos International Airport at 21:25 and arrives at Salvador Luiz Eduardo Magalhaes International Airport at 23:50.
The flighttime is about 3h 25m. The distance travelled ("as the bird flies"): 1250 Km. So the average speed is roughly 366 Km.
There is an 1 hour time difference between Sao Paulo and Salvador