She entered the national junior team towards the beginning of 2016, going on to train under Ana María Pelaz at the CAR in Madrid and receiving an external scholarship at the end of the year.

On July 23, 2016, Sara made two exhibitions with the junior Spanish ensemble at the 20th Anniversary Gala of the gold medal in Atlanta '96, held in Badajoz.

[13] The team in that competition was made up of Sara, Mónica Alonso, Victoria Cuadrillero, Clara Esquerdo, Lía Rovira and Ana Gayán.

From the Guadalajara World Cup the Spanish team was made up of Sara, Mónica Alonso, Victoria Cuadrillero]], Clara Esquerdo, Alba Polo and Lia Rovira.

[29] The team was formed in this championship by Salarrullana, Mónica Alonso, Victoria Cuadrillero, Clara Esquerdo, Alba Polo and Ana Gayán.

At the beginning of March 2019, the team began the season at the Diputación de Málaga International Tournament in Marbella, achieving bronze.

[34] The team was formed in this championship by Sara, Victoria Cuadrillero, Clara Esquerdo, Alba Polo, Emma Reyes and Ana Gayán.