# The national average for regular gasoline climbed to $4.55 a gallon on Friday.

*business · news · 2026-05-22 · New York Post*

## Key points

- Americans have incurred nearly $45 billion in extra fuel costs since the US-Israel war on Iran began.
- Gasoline could exceed $5 per gallon in June if the Strait of Hormuz blockade continues.
- Diesel prices are rising faster than gasoline, possibly reaching $6 or $7 per gallon soon.
- The Brown University tracker attributes about $24.97 billion to gasoline and $19.85 billion to diesel costs.

**Countries:** United States, Iran

[Read the full story on New York Post](https://nypost.com/2026/05/22/business/americans-said-to-shell-out-45b-in-extra-fuel-costs-from-iran-war-as-5-gas-looms/)

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