The calculated distance (air line) between Guarulhos and Santana de Parnaíba is approximately 24 miles respectively 39 kilometers.
By car or train, the actual journey to Santana de Parnaíba is certainly longer, as only the direct route (as the crow flies) between Guarulhos and Santana de Parnaíba has been calculated here.
Air line (approximately)
39 kilometers
21 nautical miles