[3] Beltrán debuted with the first-team under Matías Almeyda against Tigres UANL in the 2017 Campeón de Campeones on 16 July 2017, which ended in a 1–0 loss.

[6] In October 2020, Beltrán extended his contract with Guadalajara, committing to remain with the club through 2024.

[7] In May 2019, Beltrán was called up by Jaime Lozano to participate with the under-22 squad in that year's Toulon Tournament,[8] where Mexico would place third in the competition.

[10] In September 2020, Beltrán received his first senior national team call up by Gerardo Martino for a training camp.

[11] At the end of the month, he made his debut with the national team in a friendly match against Guatemala, coming on as a substitute during the second half for a 3–0 victory.