Iran war leaves U.S. gas prices at highest levels in nearly four years ahead of Memorial Day

CNBC | May 22, 2026 at 12:16 PM UTC
Bearish 93% Confidence Unanimous Agreement
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Key Points

  • Gasoline prices have increased over 50% since the conflict began on Feb. 28, with analysts warning of $5 per gallon gas and $6-7 per gallon diesel if the Strait of Hormuz blockade continues
  • President Trump stated he is not considering Americans' financial situation 'even a little bit' while negotiating with Iran over nuclear weapons, despite repeated promises of quick resolution
  • U.S. fuel inventories are declining rapidly with only 4-6 weeks of buffers remaining, while global competition from Asia and Europe for U.S. refined product exports will drive domestic prices higher even without physical shortages

AI Summary

Summary: U.S. Gas Prices Near Four-Year Highs Amid Iran Conflict

Key Facts:

U.S. gasoline prices reached $4.55 per gallon on Friday before Memorial Day weekend, marking a 50%+ increase since the U.S.-Israel conflict with Iran began on February 28. This represents the highest pre-Memorial Day prices since 2022, following Russia's Ukraine invasion.

Market Drivers:

Crude oil prices have spiked over 40% from pre-war levels due to Iran's blockade of the Strait of Hormuz, the world's most critical oil export route connecting Persian Gulf producers to global markets. The closure has triggered historic supply disruptions.

Price Projections:

Analysts warn gasoline could hit $5 per gallon in June if the Strait remains closed, with diesel potentially reaching $6-7 per gallon. Even if the Strait reopens, prices may not normalize until well into 2027, according to GasBuddy's Patrick De Haan.

Supply Concerns:

Oil inventories are declining rapidly, with only 4-6 weeks remaining before fuel buffers are exhausted. While the U.S. has robust domestic production and strategic reserves protecting against physical shortages, Asian and European competition for U.S. refined product exports will drive domestic prices higher.

Political Context:

Oil prices fell nearly 7% this week after President Trump indicated willingness to extend negotiations. However, Trump stated he's "not thinking about Americans' financial situation even a little bit," prioritizing preventing Iran from obtaining nuclear weapons.

Market Implications:

The energy sector faces sustained volatility, with refined product prices under severe upward pressure from global competition and constrained supply routes.

Model Analysis Breakdown

Model Sentiment Confidence
GPT-5-mini Bearish 90%
Claude 4.5 Haiku Bearish 95%
Gemini 2.5 Flash Bearish 95%
Consensus Bearish 93%