Pastoriza Flores majored in history from Hunter College, and was awarded a Curtis University Scholarship in history at Columbia University.
Flores earned an A. B. with a major in history from Hunter College, afterwards becoming an instructor at the school in Spanish. For the year 1919-1920, she was awarded a Curtis University Scholarship in history at Columbia University, where she received the degree of A. M. and a teacher's diploma in history in 1920. 
