Sao Paulo's main international airport is Guarulhos (GRU). Sao Paulo's secondary airport is Congonhas (CGH).
In Sao Paulo your best mode of transportation is the metro. We live close to Brigadeiro Faria Lima Metro Station.
In case you get lost:
We recommend hotels in Paulista Avenue, as they are in a good area and only a short metro ride from us.
What else to do in Brazil?
We recommend a stop over at Foz do Iguaçu.