Fernández competed at the 2015 European Championships, but she did not qualify for any event finals. At the Spanish Championships, she won the bronze medal in the all-around behind Ana Pérez and Maria Paula Vargas. She was then selected to compete at the World Championships with Pérez, Paula Vargas, Claudia Colom, Roxana Popa, and Natalia Ros, and they finished seventeenth in the qualification round.