30 major US airports with the most departure delays, ranked
A report ranks 30 major US airports based on their on-time departure performance from January to June 2026. The data highlights significant variations in reliability, often influenced by regional weather patterns and airline operations.
Why it matters
Travelers can use this data to better understand the reliability of major transit hubs, which is increasingly affected by climate-related disruptions.
LAX is one of the top airports in the US with departure delays. Qian Weizhong/VCG via Getty Images Flights are considered on time if they depart from the gate within 15 minutes of the scheduled time. Salt Lake City International Airport had the highest on-time departure performance. Meanwhile, Fort Lauderdale-Hollywood International Airport had the lowest. If you're hoping to get to your destination on time, the airport you fly from could make a difference. The following ranking is based on Bureau of Transportation Statistics data of major airports' on-time departure performance , covering January through June 2026. The BTS has compiled this data from monthly on-time reports filed by US passenger airlines. A flight is considered on time if it departs from the gate less than 15 minutes after its scheduled departure time.
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