Some Spanish language web-pages and even e-zines are trying to expand their public offering information in English. There are not many yet, but I can imagine others will follow soon.
A web-page is published by the Spanish Association of Fantasy, Science Fiction and Horror (AEFCFT). They offer information about the Hispacon and the Ignotus award.
The mythical Axxon not only offers some text in English but also in Italian, French and German, just to give you an idea of the scope of Latin American science fiction.