Rising price tag for Iran war The U.S. war against Iran has cost more than $38 billion during the first five months of fighting and the amount is set to rise ​by $3 billion a month, according to Congressional Budget Office estimates $38.1 billion Estimated cost to U.S Department of Defence of war against Iran (to Aug 1, 2026)* $21.7bn Replacing expended munitions, including $7.3bn for cruise missiles and $13.1bn for missile defence interceptors $10.4bn Increased flying hours, including air transport of troops, equipment and weapons to Middle East $2.7bn Increased fuel costs due to higher fuel prices *Figure does not include costs for repairing U.S. base. Numbers may not add up to total due to rounding $1.9bn Replacing equipment lost in battle $1.5bn Other operational costs, mainly for Navy ships and Army ground forces Tomahawk cruise missile launch Munitions shortfall CBO says weapons stockpiles could take five years to rebuild, potentially limiting U.S. military’s capacity to respond to another major conflict Sources: Congressional Budget Office (CBO), Reuters Picture: Getty Images © GRAPHIC NEWS