The GOL South America Pass (www.voegol.com.br) is valid on GOL flights within Argentina, Bolivia, Brazil, Chile, the Dominican Republic, Paraguay, Uruguay and Venezuela. The pass can only be purchased by Brazilian citizens and passengers who live outside South America. It must be booked in conjunction with an international ticket and is valid for five to 30 days.
The Oneworld Visit South America Pass (www.oneworld.com) is valid within Argentina, Bolivia, Brazil, Colombia, Chile (except Easter Island), Ecuador, Paraguay, Peru, Uruguay and Venezuela. Participating airlines are American Airlines (AA), British Airways (BA), LAN (LA), Qatar Airways (QR), TAM (KK) and their affiliates. The pass must be bought outside South America in the country of residence. It allows unlimited travel to over 60 destinations. You can take as many flights as you like, but a you must book a minimum of three flights.