Massive winter storm disrupts air travel with thousands of flight cancellations

More than 12,000 flights have been canceled or delayed across the United States so far on Monday after a massive winter storm crippled air travel at some of the country’s busiest airports over the weekend.

According to flight tracking website FlightAware, cancellations totaled 4,245, while delays reached 8,831 as of 7am on Monday.

Major centers across the country were still feeling the impact of the storm, which dropped heavy snow and unleashed crippling ice.

Boston Logan International Airport had 296 flights canceled so far on Monday, while John F. Kennedy International Airport and New York’s LaGuardia International Airport had 262 and 233 flight cancellations, respectively.

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More than 40% of flights were canceled at Newark Liberty International Airport in New Jersey.

Major hubs in North Carolina and Texas also saw more than 150 cancellations so far on Monday.

Detailed view of flight listings at Dallas-Fort Worth International Airport on January 24, 2026, in Dallas, Texas. (Ron Jenkins/Getty Images/Getty Images)

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American Airlines was the carrier with the most cancellations at 600, while JetBlue, Delta Air Lines and Southwest had cancellations at more than 300 flights.

69 flights have been canceled at Washington Dulles International Airport in Virginia so far on Monday. The airport said late Sunday that airlines plan to gradually resume their flights early Monday after the snow and frost end.

Southwest Airlines planes at Ronald Reagan Washington National Airport (DCA) in Arlington, Virginia, on Sunday, January 25, 2026. (Luke Johnson/Bloomberg via Getty Images/Getty Images)

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The historic 2,000-mile-wide winter storm peaked Sunday, impacting more than 245 million people from New Mexico to Maine as of Monday morning, FOX Weather reported.

On Sunday, more than 11,400 flights were canceled across the country, according to FlightAware. This represents the largest single-day cancellation event since the pandemic, according to aviation analytics firm Cirium.