If you think about cheap flights to Brazil, one of the things you should know that to fly in that country, as some other not so cheap, it is connected with the increasing popularity of the country. However, there are some things you can do to save on your cheap flight to Brazil.
If you fly from the United States, there are many direct flights can take anywhere from a few runs, Miami or Atlanta. Miami is usually more convenient to fly from the airport because there are so many Brazilian immigrants living in the Miami area. Do you believe that small benefit is search online for travel agencies in Florida here (most of them anyway in Miami), they are often good deals for a flight to Brazil.
It's a bit harder for Canadians because Canadians can only fly directly from Toronto. A little cheap here flies to explore, a town in the United States of America you can fly, connecting Brazil.
For Europeans it is much more easy, cheap flights to Brazil, several cities on direct flights often, due to the fly. In addition, travelers in Lisbon, Europe is the best choice, because more flights in Brazil, the capital of Portugal, as anywhere else, and often a cheap flight from another European city in Lisbon on the connecting flight in Brazil.
One thing that really should not ignore the Charter flight parameter in Brazil as these few offering cheap flights to Brazil, which should be used. Here's a hint for the flight, Rio or São Paulo.
If you really do some research, you'll find there are many options for cheap flights to Brazil and the secret is to do your research and not only for the first transaction that comes your way. If possible, try to remain flexible regarding the time and again, you'll find it's become a means to get significant savings.
And my final tip for cheap flights from Brazil to explore, to fly in the two most important cities in Rio or Sao Paulo and book your flight at the airport. It is much cheaper than the book online on domestic flights in Brazil. For example if you want to fly from Miami in Recife, but flight costs are expensive. View from Miami in Rio to fly, then host connection to Recife.

Popular Flights to Sao Paulo

Airfare from Toronto to Sao Paulo starting at CAD743 round trip
Airfare from New York to Sao Paulo starting at $775 round trip
Airfare from Miami to Sao Paulo starting at $832 round trip
Airfare from Detroit to Sao Paulo starting at $851 round trip
Airfare from Phoenix to Sao Paulo starting at $863 round trip
Recent Alerts for Sao Paulo Flights

Market, Rating, Date, Price
(Green Bay to Sao Paulo May 21, 2011 $1226), (Palm Springs to Sao Paulo May 21, 2011 $1333), (Monterey to Sao Paulo May 21, 2011 $1341), (Santa Barbara to Sao Paulo May 21, 2011 $1341), (Grand Junction to Sao Paulo May 21, 2011 $1343)