CSD Antofagasta secured a solid 2-0 away win against Union San Felipe in the CHI Liga de Ascenso on August 24, 2025. The visitors produced a professional performance to claim all three points and a clean sheet at the Estadio Municipal de San Felipe. Antofagasta took control of the match with a goal late in the first half, giving them a platform to manage the game in the second period. They sealed the victory with a second goal on the counter-attack as the home team pushed forward in search of an equalizer. The win strengthened Antofagasta's position in the promotion playoff places, while Union San Felipe's struggles continued. The Antofagasta manager highlighted his team's defensive discipline as the foundation for the victory.