Flights Cancelled Swept The US As 4,338 Delays And 481 Cancellations Disrupted Travel Across Minneapolis, Philadelphia, And Others

Flight cancellations spiked across the US today, as 4,338 delays and 481 cancellations impacted Delta Air Lines, United, Southwest, Republic, SkyWest, and other popular airlines. Chicago O’Hare, LaGuardia, Boston Logan, San Diego, San Francisco, Philadelphia, and Harry Reid Intl are among airports seeing the highest disruptions.

Key Insights

• Wind is affecting operations at Boston Logan, Philadelphia, LaGuardia, and Harry Reid.
• San Francisco is experiencing ground delays associated with low ceilings.
• San Diego is experiencing ground delays linked to airport volume.
• Delta Air Lines, United, Southwest, Republic, and SkyWest are among US airlines facing heavy delays.

Updated on 4:40 pm ET on September 27, 2026, flight disruptions across the US had risen to 5,292 delays and 544 cancellations involving flights within, into, or out of the country.

Major US Airports Where Travelers Should Expect Disruptions

Chicago O’Hare

Chicago O’Hare is facing a staggering 1,148 delays, alongside 53 flight cancellations, making it an important airport for travelers to monitor when planning journeys across the US. The volume of disruptions may affect connecting passengers as well as those beginning or ending their trips in Chicago. The airport is presently facing a 35% departure delay rate and a 42% arrival delay rate.

LaGuardia

LaGuardia is seeing 641 delays and 62 cancellations. The FAA has also reported a ground delay at the New York airport, with wind contributing to the operational difficulties. The airport is facing a 60% departure delay rate and a 59% arrival delay rate.

Boston Logan

Boston Logan is reporting 275 delays and 301 cancellations. The FAA has issued a ground delay for the airport, with wind identified as the primary factor. Passengers traveling through Boston should check their flight status before heading to the airport. The airport is facing a 15% departure delay rate and a 26% arrival delay rate.

San Diego

San Diego is recording 247 delays and 7 cancellations. The FAA has reported a ground delay at the airport, with airport volume identified as the reason for the restriction. Travelers should monitor potential changes to departure times. The airport is facing a 20% departure delay rate and a 42% arrival delay rate.

San Francisco

San Francisco is experiencing 209 delays and 12 cancellations. According to the FAA, a ground delay is affecting operations, with low ceilings contributing to the disruption. The airport is facing a 12% departure delay rate and an 18% arrival delay rate.

Philadelphia

Philadelphia has recorded 167 delays and 10 cancellations. The FAA has reported a ground delay at the airport, with wind cited as a contributing factor. Travelers may therefore want to allow additional time for their journeys. The airport is facing an 11% departure delay rate and a 19% arrival delay rate.

Harry Reid

Harry Reid is seeing 139 delays and 2 cancellations. The FAA has reported a departure delay associated with weather and wind, with the average delay standing at 15 minutes and increasing at the time of the FAA update.

Orlando

Orlando is recording 117 delays and 8 cancellations. The airport is facing a 12% departure delay rate and a 10% arrival delay rate.

Minneapolis/St Paul

Minneapolis/St Paul has 76 delays and 4 cancellations. The FAA has reported a departure delay averaging 30 minutes and attributed to traffic-management initiatives and weather-related factors.

Martha’s Vineyard

Martha’s Vineyard has recorded 11 delays and 31 cancellations.The airport is facing an 11% departure delay rate and an 8% arrival delay rate.

Nantucket Meml

Nantucket Meml is reporting 8 delays and 51 cancellations.

Airlines Seeing Notable US Flight Disruptions

Delta Air Lines

Delta Air Lines is facing 404 delays and 100 cancellations.

United

United is facing 532 delays and 28 cancellations.

Southwest

Southwest is facing 574 delays and 7 cancellations.

Republic

Republic is facing 357 delays and 79 cancellations.

SkyWest

SkyWest is facing 365 delays and 16 cancellations.

JetBlue

JetBlue is facing 156 delays and 50 cancellations.

Endeavor Air (DAL)

Endeavor Air (DAL) is facing 224 delays and 29 cancellations.

Steps Passengers Can Take When Flights Change

• Check the airline’s official app or website before leaving for the airport.
• Confirm whether the flight is delayed, cancelled, or operating on its original schedule.
• If a flight is cancelled, contact the airline about available rebooking options.
• Keep important booking details and identification readily accessible.
• Allow additional time for airport arrival when delays are affecting operations.
• Check connecting-flight arrangements if the first segment of a journey is delayed.
• Follow airport and airline notifications for the latest operational updates.

Factors Behind Flight Disruptions Across the US

Flight cancellations and delays across the US can result from a combination of operational challenges. Weather conditions, wind, low ceilings, airport traffic levels, aircraft and crew scheduling, air-traffic-management initiatives, and other operational requirements can all affect flight schedules.

The FAA is currently reporting weather- and traffic-related restrictions at several airports. Wind is affecting operations at Boston Logan, Philadelphia, and LaGuardia, while low ceilings are contributing to restrictions at San Francisco. San Diego is experiencing a ground delay associated with airport volume, while Minneapolis/St Paul is seeing departure delays connected with traffic-management initiatives and weather.

How US Flight Disruptions Are Affecting Travelers

The current pattern of US flight disruption involves both major network airlines and regional carriers. Delta Air Lines, United, Southwest, Republic, SkyWest, JetBlue, and Endeavor Air (DAL) are all reporting notable numbers of delayed or cancelled flights.

Major travel hubs are also seeing considerable disruption. Chicago O’Hare is reporting 1,148 delays, while LaGuardia has 641. Boston Logan is reporting 275 delays alongside 301 cancellations, while San Diego has 247 delays. San Francisco is recording 209 delays, and Philadelphia has 167.

Travelers using Harry Reid, Orlando, Minneapolis/St Paul, Westchester County, Martha’s Vineyard, and Nantucket Meml should also monitor their itineraries, as each airport is reporting delays or cancellations.

With 4,338 delays and 481 cancellations across flights within, into, or out of the US, passengers should continue checking their airline and airport updates before traveling.

Significant flight cancellations were also reported yesterday. Read our earlier coverage here.

The data has been extensively curated by our editorial team using real-time aviation figures recorded on 27 September 2026 at 2:20 pm ET USA

Primary Source: FlightAware.

Verification Protocol: All statistics have been independently reviewed and cross-checked by our human editorial desk. Timestamped records, data logs and feed snapshots are securely archived internally to support historical accuracy and editorial transparency.

Note: Real-time flight-tracking figures reflect active airspace and operational data. Minor variations may occur when compared with information displayed at individual airport terminals or airline departure gates.

Travelers are advised to check directly with their respective airlines and airports for the latest flight status, schedule changes and operational updates.

Verified by Somudranil Sarkar