Consumer Affairs ranks Los Angeles International Airport as the most reliable in the U.S.

Southern California travelers gain insight into regional airport performance ahead of the busiest travel season, with local facilities scoring high in reliability compared to northeastern and other domestic hubs.

• •Los Angeles International Airport ranked first in the nation for reliability in a 2026 report by Consumer Affairs.
• •Phoenix's Sky Harbor and Seattle-Tacoma International followed LAX in the rankings.
• •Rankings were determined using data from the Federal Aviation Administration and the U.S. Department of Transportation.
• •Reliability metrics were based on rates of cancellations, delays, and diversions.
• •The most reliable airports share very low rates of cancellation and severe delays lasting three hours or longer.
• •A vast majority of the top-performing reliable airports were located in the Western U.S.
• •DCA leads the nation in cancellations at 2.8% and cancels its last flight of the day more than any other large airport.
• •Nearly half of DCA's delays are caused by flights showing up late.
• •A large proportion of the worst-performing airports on the list are located in the Northeast.
• •President Donald J. Trump International in West Palm Beach, Florida, and Asheville Regional in North Carolina ranked at the bottom for medium-sized and small airports.