Fuel prices in the United States have jumped sharply, with California seeing the biggest rise. The California Gas Price Surge has pushed the average cost of gasoline above $6 per gallon, marking the highest level in four years. According to American Automobile Association, the average price in California reached $6.06 this week. Across the country, the national average climbed to $4.39 per gallon. This increase came after two weeks of falling prices, showing how quickly the market can change. Experts say the recent rise is closely linked to the US–Iran conflict. The ongoing tensions have disrupted global oil supply chains and pushed crude oil prices higher. As a result, fuel costs have increased worldwide, affecting millions of consumers. Industry data shows that Americans have spent billions more on fuel in recent months. Patrick De Haan, a leading fuel analyst, said US drivers have paid over $21 billion extra since early March. Gas prices have risen by about 44% since late February, putting pressure on household budgets. California remains the most expensive state for gasoline. Several factors explain this trend. The state has strict environmental rules, higher fuel taxes, and depends heavily on imported oil. These conditions make it more sensitive to global supply disruptions. Fuel reserves in California also dropped to very low levels in April. At the same time, gasoline imports declined. This created a supply gap, which added more pressure on prices. Energy experts note that global shipping routes also play a role. The Strait of Hormuz is a key oil transport route. Any disruption there can affect supply to many regions. Analysts say California is one of the US areas most affected by changes in this route. The price surge has quickly become a political issue. Gavin Newsom criticized former president Donald Trump, linking rising costs to foreign policy decisions. He said Americans are paying more for fuel, food, and travel due to the conflict. Trump responded by saying fuel prices would soon fall. He told supporters that costs would drop below previous levels. However, many consumers remain uncertain as prices continue to rise. For everyday drivers, the impact is clear. Miguel Angel Cruz, a small business owner, said his fuel costs have increased sharply. He used to spend $50 to fill his truck. Now, it costs around $80. He said cutting back on driving is not an option because his work depends on it. Higher gas prices are also changing travel plans. A recent survey found that fewer people are planning vacations in the coming months. Many are choosing not to drive long distances due to rising fuel costs. This trend comes at a time when the US is celebrating the 100th anniversary of Route 66. The famous highway connects Chicago to Los Angeles and has long been a symbol of road travel. Despite planned celebrations, rising fuel prices may limit participation. The California Gas Price Surge highlights how global events can quickly affect local economies. When oil supply is disrupted, the impact reaches fuel stations, businesses, and families. Analysts warn that prices may remain high if tensions continue. While some officials expect costs to fall, others believe uncertainty in the global market will keep pressure on fuel prices. For now, drivers across the US are adjusting to higher costs. Whether commuting to work or planning a trip, many are feeling the effects of one of the sharpest fuel price increases in recent years.