Iran’s Air Denial Strategy Effectively Neutralizes U.S. Naval Power in the Strait of Hormuz

Despite the United States military destroying the vast majority of Iran’s air defense systems and neutralizing its navy over the past month, the Strait of Hormuz remains effectively closed to international shipping. Tehran is successfully employing a strategy of air denial, utilizing persistent waves of low-cost drones and missiles to threaten commercial vessels. While the U.S. has achieved traditional air superiority over large swaths of Iranian territory, this control has not translated into the ability to secure the air littoral directly above the vital waterway. Consequently, the U.S. Navy has been forced to retreat from forward positions, leaving shipping lanes vulnerable to Iranian strikes.

This tactical stalemate highlights a significant gap in current American military doctrine. By prioritizing high-altitude, long-range air superiority, the Pentagon has neglected the need for the dense, low-cost, and attritable defense systems required to counter distributed threats near critical maritime chokepoints. Iran’s ability to impose these costs has already triggered economic instability, including rising fuel prices and market volatility, placing immense political pressure on the White House. As Tehran continues to leverage this playbook—modeled on successful proxy tactics seen previously in the Red Sea—the U.S. faces the reality that its current force structure remains ill-equipped to maintain open access to the strait against a persistent, low-cost aerial adversary.