Arizona’s largest airport, a civil-military hub 3 miles east of downtown Phoenix
Washington, D.C.’s Reagan National and Dulles International face intermittent flight suspensions during America 250 events, with the MWAA warning that airspace closures could affect schedules through late summer. Travelers are urged to monitor updates and contact airlines for changes.
Airlines are increasingly reducing aircraft weight to maintain safe takeoffs as extreme heat drives thinner air. Las Vegas saw compensation offered after a July 24 flight, with 114°F temperatures cited as the trigger for weight reductions, a standard industry practice when conditions demand it. Projections suggest 10%-30% of flights could face weight restrictions at hot airports by midcentury amid climate change.