Internationalization in higher education goes far beyond international mobility for university students, which is why Collaborative Online International Learning has gained relevance. This documentary research reviewed teachers' and students' experiences with Collaborative Online International Learning in four Latin American countries (Argentina, Brazil, Colombia, and Mexico) over the last seven years. 23 research reports and pedagogical experiences were reviewed; the findings unveil the evolution this type of international collaborative learning has had in recent years, particularly regarding publication experiences, institutional support, and technology use. Besides, the benefits and challenges of Collaborative Online International Learning experiences were analyzed and a description of aspects related to emotions, empathy, and cross-cultural awareness were found.