One of the most well used dating sites for Latin America is Latina American Cupid. This dating website has its focus solely on the countries in South America. However, it is mainly tailored to bring western men in contact with latina women.
On Latin American Cupid you will be able to come in contact with women from Colombia, Peru, Argentine, Chili, Brazil, Venezuela and other countries in South America. The positive here is that you will have a lot of opportunities to choose from. On the other hand members are quite dispersed over a large area. This causes sometime the problem that you on a website with a lot of (female) members but not many exactly in the area where you are looking for.
All in all regarding to its use and functionality this international dating site does pretty much everything you can ask for. You can create a well detailed profile, add pictures and/or video and search for other members. The search option is quite advances. For instance, you also find other members om the basis of their lifestyle and preferences. The method of communication is quite standard, with mostly IM, and does the job.
Latin American Cupid is a good site. However, in case you are looking for meeting women from a specific region, you are better off at the respective country Cupid website. For instance, Colombian Cupid or Brazil Cupid are respectively more effective websites to find women from these countries. Latin American Cupid has some good options to find females from Argentine or Venezuela however. So it is very well possible that you might find the gem of your dreams on Latin American Cupid.