U.S. airlines are some of the most complained-about airlines in the world—slapped with a record 66,675 customer complaints in 2024 alone. According to the U.S. PIRG Education Fund , these complaints have increased steadily since the pandemic, ranging from lost luggage and refund disputes to flight delays. In 2025, U.S. airlines continue to fall short of the industry benchmarks for on-time performance when it comes to on-time performance rates, frustrating travelers who already face rising ticket prices and shrinking seat space. Despite efforts to improve customer satisfaction, reliability remains one of the industry’s biggest challenges.

Based on recent data from the U.S. Department of Transportation , the majority of U.S. carriers only have a 72% to 78% on-time rate. That is consid

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