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Travel Chaos Hits US as More Eight Hundred Flights New Cancelled at Chicago, San Francisco, Los Angeles, Philadelphia, Denver and LaGuardia Airport, Thousands Affected – Travel And Tour World

Published on August 19, 2025
By: Rana Pratap
Travel chaos engulfed the United States yesterday as nearly eight hundred flights were scrubbed and close to six thousand faced delays, paralyzing operations at six major airports: Chicago O’Hare, San Francisco, Los Angeles, Philadelphia, Denver, and New York’s LaGuardia. Thousands of passengers found themselves wedged inside packed terminals, racing to find rebookings, or spending the night in makeshift accommodations—between the airport concourse floors, lobbies, and nearby hotels. Carriers—ranging from American and United to regional partners SkyWest and Air Canada—struggled to keep pace as mounting disruptions escalated, a situation aggravated by the approaching Hurricane Erin, a sweeping Category 4 storm predicted to strike the East Coast later this week.
More than 800 flights were cancelled and nearly 6,000 delayed across the United States yesterday, paralysing operations at Chicago O’Hare, San Francisco, Los Angeles, Philadelphia, Denver, and New York’s LaGuardia, with Chicago worst hit after recording over 970 delays and 477 cancellations; thousands of passengers were stranded as major airlines struggled—United logged more than 300 delays in Chicago and 176 in Denver, American cancelled 16 flights and delayed 81 in Philadelphia, Air Canada scrapped its entire schedules at multiple hubs, while Southwest, SkyWest, and PSA Airlines added to the mounting disruption—all of which was intensified by the looming threat of Hurricane Erin, a massive Category 4 storm forecast to bring severe winds, flooding, and further travel disruption along the East Coast.

A Nation’s Air Travel in Disarray

The United States faced one of its most difficult travel days this year. Nearly 800 flights were cancelled and almost 6,000 were delayed within, into, or out of the country. The chaos centred on six of America’s most important airports—Chicago O’Hare, San Francisco, Los Angeles, Philadelphia, Denver, and New York’s LaGuardia.
The impact on passengers was severe. Thousands were left stranded in departure halls, many without clear information about when or how they could continue their journeys. For some, the cancellations meant missing family reunions, business meetings, or long-planned holidays.

The unfolding travel crisis coincided with the advance of Hurricane Erin, a vast and powerful storm threatening the East Coast. Together, they created a perfect storm of cancellations, delays, and disruption.

Chicago O’Hare Bears the Brunt

No airport suffered more than Chicago O’Hare International. The hub saw 972 delays and 477 cancellations, making it the epicentre of the nation’s air travel collapse.

  • SkyWest Airlines scrapped 146 flights, nearly a third of its schedule.
  • United Airlines, O’Hare’s largest carrier, delayed 314 flights, with almost half its operations disrupted.
  • American Airlines added to the crisis with 169 delays.
  • Air Canada cancelled every one of its 8 scheduled flights, stranding hundreds of passengers bound for Toronto and Montreal.

Travellers described scenes of confusion, with departure boards flashing “cancelled” in red and lines snaking for hours at airline counters. Many passengers were forced to seek overnight accommodation in already full hotels around the airport.

LaGuardia: East Coast Travellers Stranded

In New York, LaGuardia Airport logged 253 delays and 40 cancellations. For the thousands of passengers who depend on LaGuardia’s connections to the rest of the country, the delays created gridlock.
Air Canada again stood out for its 100% cancellation rate, grounding 18 flights. Regional airlines like Republic Airways and Endeavor Air also pulled dozens of services. American, United, and Southwest posted long lists of delays, leaving many New Yorkers unable to fly out.
For visitors hoping to leave the city, options were few. Neighbouring JFK and Newark were also congested as passengers tried to switch airports, but heavy delays followed them there as well.

San Francisco: West Coast Connections Blocked

On the West Coast, San Francisco International Airport reported 189 delays and 30 cancellations. The situation was particularly dire for international passengers.

  • Air Canada cancelled 18 flights at San Francisco.
  • United Airlines delayed 59, disrupting domestic and overseas routes.
  • Singapore Airlines, British Airways, and Lufthansa all faced delays, creating ripple effects across Europe and Asia.

Trans-Pacific travellers found themselves trapped, unable to reach connections in Tokyo, Hong Kong, or London. Some international passengers were told they would not be rebooked for at least two days.

Los Angeles: Air Canada Cancels Entire Schedule

At Los Angeles International Airport (LAX), 203 delays and 26 cancellations were logged. Air Canada dominated the cancellations once again, grounding 24 flights and leaving passengers bound for Vancouver and Toronto without options.
American Airlines, Southwest, and United all faced dozens of delays, while international partners such as Qantas, Japan Airlines, Qatar Airways, and Emirates also reported service interruptions.
Travellers described crowded terminals, jammed escalators, and long queues at customer service counters. For many, the only option was to wait overnight in the terminal, with limited seating and food outlets overwhelmed.

Philadelphia: American Airlines Hit Hard

At Philadelphia International Airport, disruption reached breaking point with 227 delays and 26 cancellations. The city’s main gateway became a bottleneck for travellers on the East Coast, leaving hundreds of passengers stranded overnight.
The numbers showed how one airline dominated the impact:

  • American Airlines, Philadelphia’s largest operator, cancelled 16 flights and delayed 81, affecting thousands of passengers across its network.
  • PSA Airlines, an American regional affiliate, cancelled 5 services and delayed more than two dozen.
  • United Airlines and Frontier added to the chaos, cancelling smaller numbers but delaying a significant portion of their schedules.
  • Spirit, Republic, and Piedmont all contributed to the long list of delays, pushing terminals to full capacity.

For passengers, the cancellations meant uncertainty. Families travelling home after summer holidays queued for hours at ticket counters, only to be told the next available flights would leave days later. Hotels near the airport filled by early evening, forcing some stranded travellers to sleep on the terminal floor.
Airport announcements urged passengers to remain patient, but frustration mounted. Many travellers complained of poor communication from airlines, while others tried to rebook through nearby airports in Newark or New York—only to find similar delays there.irport floors.

Denver: Southwest and United Add to Mayhem

At Denver International Airport, the disruption turned severe with 561 delays and 22 cancellations logged in a single day. For one of the country’s busiest connecting hubs, the scale of the meltdown left thousands of passengers trapped in terminals.
The airline breakdown showed how widespread the problems were:

  • Air Canada cancelled all 12 flights scheduled to and from Denver, leaving cross-border travellers with no alternatives.
  • United Airlines, the hub’s largest carrier, delayed 176 flights, creating ripple effects for connections across the Midwest and West Coast.
  • Southwest Airlines posted 187 delays, adding to the pressure on domestic travel.
  • SkyWest, Frontier, and American Airlines also struggled, with dozens of delays between them.

For passengers, the results were exhausting. Families with children were forced to bed down on terminal floors as local hotels quickly filled. Rental car counters reported long queues as travellers looked for ways to drive to neighbouring states. International visitors, many connecting through Denver to ski towns or mountain resorts, were left without options.

Airlines in the Spotlight

Several airlines stood out in the statistics:

  • Air Canada had perhaps the worst record, cancelling 100% of its flights at five major US airports. Passengers connecting to Canada were left without alternatives.
  • United Airlines, with heavy hubs in O’Hare and Denver, saw hundreds of delays across its network.
  • American Airlines struggled at Philadelphia and O’Hare, cancelling dozens of flights and delaying hundreds more.
  • SkyWest, a regional operator, endured major setbacks at Chicago, with almost one-third of its schedule cancelled.
  • Delta, while avoiding mass cancellations, posted high numbers of delays across its hubs.

The numbers revealed the fragility of air travel when severe weather and operational bottlenecks strike simultaneously.

Hurricane Erin Looms Large

Adding urgency to the crisis was Hurricane Erin, a Category 4 storm described as “unusually large” by the National Hurricane Center. With winds at 140 mph, Erin’s hurricane-force reach extended 80 miles from its eye.
The storm was located 815 miles south-southeast of Cape Hatteras, North Carolina. Forecasts warned of storm surge, rip currents, and dangerous flooding across the Carolinas and the wider East Coast.

  • The Outer Banks were preparing for storm conditions by Wednesday.
  • Ocracoke Island issued a mandatory evacuation order for visitors, with residents to follow.
  • Officials warned that flooding could make Highway 12 impassable for days.

The threat of Erin forced airlines to pre-emptively cancel flights, particularly along the East Coast, to avoid passengers being trapped in storm zones.

Thousands of Passengers Trapped

For travellers, the statistics translated into real hardship. At each of the six airports, thousands were left trapped overnight.

  • Families camped on terminal floors with blankets and pillows provided by airport staff.
  • Business travellers scrambled to rebook flights at double or triple the original cost.
  • International passengers faced days of uncertainty, unable to reach their destinations or return home.

Airlines offered refunds, travel credits, and rebookings. But with such a high volume of disruption, many passengers found themselves pushed onto flights days later.

Ripple Effects Across Tourism

The disruptions spilled beyond airports.

  • Hotels near hubs were overbooked, with prices surging.
  • Car rental companies reported lines stretching for hours as travellers sought to drive long distances instead.
  • Restaurants and cafes in airports did record sales but ran out of stock by evening.

Tourism authorities warned that repeated cancellations and hurricane-driven uncertainty could dent late-summer travel demand and hit local economies.

The Road Ahead

The National Hurricane Center has warned that Hurricane Erin will remain a major hurricane through midweek. With the storm tracking toward the East Coast, further cancellations are inevitable.
Airlines are preparing for rolling cancellations, focusing on safety but leaving travellers bracing for another week of uncertainty.
Officials advised passengers to monitor flight status frequently, avoid airports without confirmed bookings, and prepare for sudden changes in travel plans.
Travel chaos gripped the US as more than eight hundred flights were cancelled at Chicago, San Francisco, Los Angeles, Philadelphia, Denver, and LaGuardia, with Chicago worst hit, leaving thousands stranded as airlines struggled under cascading delays and the looming threat of Hurricane Erin.

Conclusion

The numbers told a stark story: nearly 800 flights cancelled and 6,000 delayed across the United States in a single day. At Chicago, San Francisco, Los Angeles, Philadelphia, Denver, and LaGuardia, thousands of passengers found themselves trapped, their travel plans destroyed.
As Hurricane Erin looms, the crisis underscores the fragility of air travel when nature, schedules, and capacity collide. For the thousands still stranded in airports, the words on the departure boards—“cancelled” and “delayed”—tell a story of frustration that may continue for days to come.

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