Iran war has cost on average $246 million per day in its first five months, CBO finds
CBO estimates the Iran war cost the Pentagon $38.1 billion through Aug. 1 and could cost another $2 billion to $3 billion each additional month.

TL;DR
- The Iran war cost the Pentagon $38.1 billion through Aug. 1, with additional months of fighting costing $2 billion to $3 billion each.
- Replacing missiles and munitions accounts for over half of the war's cost.
- The U.S. has used up to two-thirds of its missile-defense interceptors, and replenishment could take at least five years.
- The war is projected to increase inflation by 0.5 percentage points by early 2027, primarily due to rising energy costs.
- Shortages of interceptors could be problematic in potential conflicts with adversaries like China.
- Iranian strikes damaged or destroyed hundreds of buildings and dozens of aircraft at Middle Eastern bases.