A total of 192 flight delays and 2 cancellations were recorded across all airports connected to São Paulo–Guarulhos International Airport (GRU) today. São Paulo–Guarulhos International Airport was the epicenter of the disruption, accounting for 113 delays (29%) and 1 cancellation. The most affected airlines included LATAM Brasil (2 cancellations, 105 delays / 27%), GOL Linhas Aéreas Inteligentes (31 delays / 17%), American Airlines (4 delays / 36%), TAP Air Portugal (4 delays / 50%), and Delta Air Lines (3 delays / 50%). Other widely used carriers such as British Airways (1 delay / 50%), Air France (2 delays / 40%), Lufthansa (1 delay / 50%), Emirates (1 delay / 33%), Qatar Airways (2 delays / 25%), and United Airlines (2 delays / 25%) also faced operational setbacks. Beyond São Paulo, delay impacts extended to London Heathrow (2 delays / 100%), Lisbon (4 delays / 80%), Madrid (4 delays / 66%), New York JFK (2 delays / 66%), and Miami (1 delay / 14%), reflecting widespread ripple effects across Europe, North America, and South America.

Updated today: São Paulo–Guarulhos accounted for the majority of today’s disruption with 113 delays and 1 cancellation.

192 total delays were logged across the network tied to GRU, while cancellations remained limited to two flights.

LATAM Brasil recorded the highest airline impact with 105 delayed flights and both cancellations.

US-bound and US-linked services experienced 17 delays, affecting major hubs including JFK, Miami, Boston, Newark, and Dallas–Fort Worth.

Multiple European gateways, notably Lisbon, Madrid, London Heathrow, and Paris CDG, reported high delay ratios on GRU-linked services.

Most Affected Airports

São Paulo–Guarulhos International Airport

GRU registered 113 delays (29%) and 1 cancellation, making it the primary source of operational congestion and onward disruptions across domestic and international routes.

London Heathrow Airport

All GRU-linked movements at Heathrow were affected, with 2 delayed flights (100%), highlighting knock-on effects on transatlantic and Europe–South America schedules.

Humberto Delgado Airport

Lisbon saw 4 delayed flights (80%), reflecting strong exposure due to frequent Portugal–Brazil connections.

Adolfo Suárez Madrid–Barajas Airport

Madrid recorded 4 delays (66%), positioning it among the most impacted European hubs tied to GRU operations.

John F. Kennedy International Airport

JFK experienced 2 delays (66%), contributing to the overall 17 US-related delays logged during the day.

Airlines Most Affected by Flight Cancellations and Delays

LATAM Brasil

LATAM Brasil was the hardest hit, with 2 cancellations and 105 delayed flights (27%), accounting for more than half of all recorded delays.

GOL Linhas Aéreas Inteligentes

GOL reported 31 delays (17%), largely tied to domestic and regional operations feeding into GRU.

American Airlines

The carrier logged 4 delayed flights (36%), adding to transcontinental and US–Brazil travel disruption.

TAP Air Portugal

TAP recorded 4 delays (50%), underscoring heavy schedule sensitivity between Portugal and Brazil.

Delta Air Lines

Delta experienced 3 delays (50%), contributing to delays across major US hubs.

How travellers were impacted at major airports

Monitor departure boards and airline notifications closely due to rolling delay updates

Allow additional buffer time for international connections, especially through hub airports

Reconfirm onward connections when traveling via São Paulo or European gateways

Prepare for gate changes and revised boarding times during peak congestion periods

Keep travel documentation accessible in case of rebooking or schedule adjustments

Overview of Flight Cancellations

Flight cancellations remained limited, with only two flights canceled across the entire network. LATAM Brasil accounted for both cancellations, while airports most affected included São Paulo–Guarulhos International Airport and Ingeniero Ambrosio L.V. Taravella International Airport (Córdoba). Despite the low cancellation count, delay volumes were significant, particularly at São Paulo–Guarulhos, with secondary impacts visible at London Heathrow, Lisbon, Madrid, and New York JFK. Popular global airlines such as LATAM, GOL, American Airlines, Delta Air Lines, TAP Air Portugal, British Airways, and Air France all reported delayed services, reinforcing the scale of disruption without widespread flight grounding.

Image Source: AI

Source: Different airports and FlightAware

Source