Mia Domini began training at the School of Ballet Arizona with Nancy Crowley. She later continued her training at Ballet Etudes in Gilbert, Arizona before being invited to the winter term at The School of American Ballet in New York City.  There she studied for five years under Kay Mazzo, Susan Pilarre, and Suki Schorer. At SAB, she performed featured roles in Workshop performances as well as in the New York Choreographic Institute. She also spent summers training at Pacific Northwest Ballet, Boston Ballet, Carolina Ballet, and Miami City Ballet.