Trafficking and Smuggling Intelligence Act of 2019 This bill directs the Office of the Director of National Intelligence to report on issues pertaining to the Northern Triangle countries (El Salvador, Guatemala, and Honduras) and Mexico. Specifically, the office shall report on (1) the activities of drug-trafficking organizations in such countries, (2) the human-trafficking activities of individuals and organizations, and (3) an assessment of current intelligence-collection priorities in such countries.