San Marcos de Arica U20 1-2 Deportes Antofagasta U20 in the U20 Campeonato Regional Formativo, round 1 at Complejo Deportivo Valle Nuevo, Arica.

San Marcos de Arica U20 won 0, drew 2 and lost 3 of their previous 5 matches (L–L–D–D–L), scoring 4 and conceding 7.

Deportes Antofagasta U20 won 2, drew 0 and lost 3 of their previous 5 matches (L–W–L–W–L), scoring 8 and conceding 11.

The two sides have met 6 times: San Marcos de Arica U20 1 win, Deportes Antofagasta U20 5, 0 draws.