The ongoing war between the US and Iran has caused fluctuations in global energy markets, which have started to affect the aviation sector as well. American Airlines, one of the largest airlines in the US, announced that it will temporarily suspend some domestic flights due to rising fuel costs. According to the announcement from the company, direct flights from Los Angeles to Cleveland, Columbus, Pittsburgh, and Washington Dulles airports will be suspended between August 5 and October 4. Additionally, flights on the Charlotte-Ontario and Charlotte-Sacramento routes will also be halted. Fuel bill may increase by 4 billion dollarsAccording to information reported by Reuters, American Airlines expects jet fuel costs to increase by more than 4 billion dollars in 2026. The decision taken by the company is influenced by rising energy prices and increased operational costs. Passengers will be able to fly with connectionsAmerican Airlines stated that the flights are not completely canceled and that transportation to the mentioned destinations will continue with connecting flights. Passengers affected by the direct flights will be offered alternative travel options or refunds. The Strait of Hormuz effect continuesThe decision was made during a period when negotiations between the US and Iran are ongoing and uncertainty remains in the Strait of Hormuz, which is critically important for global oil trade. Fluctuations in energy markets increase fuel expenses for airlines and strengthen cost pressures across the sector. American Airlines emphasized that the decision is not permanent and that this is a temporary adjustment within the capacity planning for August and September. The company stated that it will continue to maintain its flight network and take necessary measures to prevent passenger inconvenience.