San Diego International Airport saw significant travel disruptions on June 12, 2026, with a total of five flights cancelled and 139 flights delayed. These interruptions affected key international services and contributed to widespread inconvenience.
Several airlines were involved in the disruptions, including Horizon Airlines, American Airlines, Alaska Airlines, Frontier, and Southwest. The delays and cancellations impacted prominent routes departing from San Diego, notably flights heading to London, Tokyo Narita, and Hawaii.
