score:1
You can apply online for an e-Visa http://cglondres.itamaraty.gov.br/en-us/e-visa.xml Visitor Visas issued electronically are valid for a maximum of 2 (two) years, for stays of up to 90 (ninety) days per year.
Upvote:3
Your only option is to get the visa you need which, apparently, is an e-visa. You won't be allowed onto the plane without it.