A recent analysis from the Center for Strategic and International Studies reveals that the U.S. military operation against Iran has incurred costs totaling approximately $40 billion. This figure reflects the financial impact on the Pentagon as the conflict unfolds.
Initial estimates suggest that the first 100 hours of the operation alone cost the U.S. around $3.7 billion. By the twelfth day of the conflict, cumulative expenses had risen to approximately $16.5 billion. As the operation progressed, daily costs decreased, attributed to a reduction in the frequency of military strikes.
The total cost of $40 billion encompasses expenses related to munitions, destroyed equipment, and damage to military bases. However, this amount does not include operational costs that have already been factored into the Pentagon’s budget for 2026, which exceeds $1 trillion.
While the Department of Defense bears the majority of the financial burden, two other departments—the Department of Homeland Security and the Department of Veterans Affairs—also incurred costs, totaling around $1 billion due to the conflict.
American consumers have felt the financial strain as well, with gasoline prices rising from an average of under $3 per gallon to over $4 for much of the war’s duration. Research from Brown University indicates that U.S. households have spent an additional $253 on energy costs compared to what they would have paid without the war.
Oil production from the Middle East has been halted for four months, resulting in a global loss of approximately 1.15 billion barrels of oil during the conflict, according to data from Kpler.
Additionally, recent statistics from the Bureau of Labor Statistics indicate that inflation has surpassed 4% for the first time in three years, driven largely by rising energy prices.
The U.S. military operation against Iran has cost the Pentagon $40 billion, with significant financial implications for consumers and other government departments. Rising energy prices and inflation have compounded the economic impact of the conflict.