Flights Cancelled Over USA As Texas, Illinois, Massachusetts, Missouri, Virginia, And More Cancel 322 And Delay 2,521 Flights, Grounding Delta, SkyWest, Endeavor, Republic, And Others

Written By: Ryan Rashid

Ryan Rashid

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July 5, 2026 12:22 AM

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Flight cancellations persisted over the USA today, with Chicago O’Hare emerging as the hardest-hit airport in the country after severe thunderstorms triggered FAA ground stops and ground delays, resulting in hundreds of cancelled and delayed flights causing ripple effects across the US aviation network. Major airports impacted included Chicago O’Hare, John F. Kennedy, LaGuardia, Newark Liberty, Dallas/Fort Worth, Boston Logan, Houston Bush, Austin-Bergstrom, Nashville, St. Louis Lambert, and Reagan National, with 2,521 delays and 322 cancellations nationwide. Ronald Reagan Washington National Airport (DCA) has suspended all arriving and departing flights from 12:00 PM to midnight on July 4 because of temporary airspace restrictions related to America’s 250th anniversary celebrations. Flight operations are significantly restricted during this period, with normal service scheduled to resume on July 5. Airlines including SkyWest, United Airlines, Southwest Airlines, Republic Airways, Delta Air Lines, American Airlines, Endeavor Air, and Tradewind recorded some of the highest numbers of disruptions. The disruption stretched across Illinois, New York, New Jersey, Texas, Massachusetts, Missouri, Virginia, and beyond, affecting some of the country’s busiest aviation hubs during the peak Independence Day travel period.

• Chicago O’Hare reported the highest number of cancellations with 127 and also logged 339 delays.
• John F. Kennedy recorded 373 delays, the highest among US airports today.
• LaGuardia experienced 170 delays and 16 cancellations.
• Dallas/Fort Worth reported 116 delays and two cancellations.

Most Affected USA Airports

Chicago O’Hare

Chicago O’Hare experienced the most severe disruption worldwide today, July 4, recording 339 delays and 127 cancellations. The airport was impacted by severe weather that prompted FAA ground stops and ground delays, forcing aircraft diversions and disrupting holiday travel schedules. With additional storms forecast, operational challenges may continue through the Independence Day period, making Chicago a major contributor to today’s nationwide flight disruptions.

John F. Kennedy

John F. Kennedy recorded 373 delayed flights and 33 cancellations, making it the busiest airport for delays among those affected. The high volume of traffic passing through New York contributed to operational pressure throughout the day.

LaGuardia

LaGuardia reported 170 delays and 16 cancellations, with travelers experiencing lengthy disruptions as flights arriving and departing New York encountered congestion.

Newark Liberty

Newark Liberty saw 162 delays and 21 cancellations, adding to the travel difficulties across the New York-New Jersey metropolitan region.

Dallas/Fort Worth

Dallas/Fort Worth experienced 116 delays and two cancellations, affecting passengers traveling through one of Texas’ largest aviation hubs.

Boston Logan

Boston Logan reported 115 delays and five cancellations, impacting both domestic and international travelers.

Houston Bush

Houston Bush registered 54 delays and six cancellations, contributing to travel disruptions across Texas.

Nashville

Nashville experienced 40 delays and seven cancellations as airline schedules were affected during the busy holiday travel period.

Austin-Bergstrom

Austin-Bergstrom recorded 27 delays and one cancellation, resulting in moderate operational disruption.

St. Louis Lambert

St. Louis Lambert reported 22 delays and eight cancellations, with cancellations exceeding those recorded at several airports handling similar traffic volumes.

Airlines Most Affected by USA Flight Cancellations and Delays

SkyWest

SkyWest recorded the highest number of cancellations among US airlines, with 73 flights cancelled and another 219 delayed, making it one of the most affected carriers today.

United Airlines

United Airlines reported 62 cancellations alongside 286 delays, reflecting significant disruption across its network.

Southwest Airlines

Southwest Airlines experienced 31 cancellations and 274 delays, affecting operations across multiple routes nationwide.

Republic Airways

Republic Airways registered 27 cancellations and 133 delays as regional operations faced widespread disruption.

Delta Air Lines

Delta Air Lines reported 20 cancellations and 264 delays, impacting passengers across numerous domestic services.

American Airlines

American Airlines experienced 16 cancellations together with 257 delays, making it one of the major carriers affected by today’s operational challenges.

Endeavor Air

Endeavor Air recorded 21 cancellations and 131 delays as the Delta Connection carrier experienced significant regional disruption.

Tradewind

Tradewind reported 31 cancellations while not recording delays in the figures provided, making cancellations its primary operational issue today.

PSA Airlines

PSA Airlines, operating for American Airlines, experienced nine cancellations and 47 delays across its regional network.

Envoy Air

Envoy Air, another American Airlines regional partner, recorded eight cancellations and 44 delays during today’s operations.

What Should Passengers Facing Flight Cancellations Do?

• Check airline websites and apps regularly for schedule changes.
• Review rebooking options offered by carriers.
• Allow additional travel time due to continuing disruptions.
• Monitor weather conditions affecting departure and arrival airports.
• Contact airlines directly for assistance if flights are canceled.
• Keep important travel documents and essentials easily accessible.
• Consider alternative flights if available.
• Stay updated through airport information channels.

Why Are Flights Being Cancelled Across The USA?

Severe weather around Chicago O’Hare played a major role in today’s nationwide flight disruptions. The airport experienced FAA ground stops and ground delays after storms affected operations, forcing flight diversions and creating cascading delays for holiday travelers who were already experiencing congestion. The disruption extended beyond Chicago as aircraft and crews became displaced across airline networks. The U.S. National Weather Service has forecast additional storms and issued warnings for several regions, raising the possibility that delays and cancellations could continue through the Independence Day travel period.

Overview of USA Flight Cancellations

Today’s aviation disruption affected thousands of passengers across the USA, with 2,521 delayed flights and 322 cancellations reported nationwide. Airlines including United Airlines, SkyWest, Southwest Airlines, Delta Air Lines, American Airlines, Republic Airways, Endeavor Air, and Tradewind were among those experiencing the highest operational impacts, while regional carriers such as PSA Airlines and Envoy Air also reported disruptions.
Airport operations were particularly challenging at Chicago O’Hare in Illinois, John F. Kennedy and LaGuardia in New York, Newark Liberty in New Jersey, Dallas/Fort Worth, Houston Bush, and Austin-Bergstrom in Texas, Boston Logan in Massachusetts, Nashville in Tennessee, St. Louis Lambert in Missouri, and Reagan National in Virginia. Chicago O’Hare, John F. Kennedy, Newark Liberty, and LaGuardia remained among the most heavily affected hubs, reflecting the combined effects of severe weather, air traffic management measures, and peak holiday travel demand.
With storms expected to persist in parts of the country, travelers flying through Illinois, New York, New Jersey, Texas, Massachusetts, Missouri, Tennessee, and Virginia are encouraged to monitor their airline’s latest updates before departing for the airport.

Source: Different airports and FlightAware