San Diego FC fell to a narrow 0-1 defeat at home against the San Jose Earthquakes in a Major League Soccer match on September 28, 2025. The result was a significant blow for the expansion side's playoff hopes, settled by a solitary goal from the visitors in a tightly contested affair. The Earthquakes started brightly and grabbed the decisive goal midway through the first half, capitalizing on a defensive error to take the lead. San Diego FC pushed hard for an equalizer in the second half, creating several promising chances, but the San Jose defense held firm under pressure. The home side's frustration was compounded by a late disallowed goal for a marginal offside call after a VAR review. This result left San Diego FC in a challenging position in the Western Conference table, while the three points provided a crucial boost for San Jose Earthquakes' postseason aspirations. Post-match, the San Diego manager lamented his team's lack of cutting edge, while the Earthquakes' coach praised his team's resilience and organization away from home.