Delta airline said it has cancelled approximately 300 flights due to a power outage impacting its operations systemwide.
As of 3:30pm WAT, Delta operated 800 of its nearly 6,000 scheduled flights.
While systems are improving and flights are resuming, delays and cancellations continue.
The airline said a travel waiver is in effect: http://www.delta.com/content/www/en_US/traveling-with-us/advisories/system-outage.html., adding that customers heading to the airport should expect delays and cancellations.
“While inquiries are high and wait times are long, our customer service agents are doing everything they can to assist. There may also be some lag time in the display of accurate flight status at delta.com, the Fly Delta App and from Delta representatives on the phone and in airport.
“We apologize to customers who are affected by this issue, and our teams are working to resolve the problem as quickly as possible”.
CNN reports that at New York’s LaGuarida Airport, the flight information boards showed delays of several hours, and the line at customer service was about five minutes long.
Delta, the world’s second largest airline, said the problem was a power outage at its Atlanta hub.
It was not known how many flights and passengers were affected. Delta said at 10 a.m. ET that about 300 flights had been canceled. But as the airline works through the rest its schedule Monday, that number will grow.
Delta, on average, operates about 15,000 daily flights, carrying an average of 550,000 daily passengers during the summer.
The cause of the power outage was not immediately known. U.S. law enforcement officials are working with Delta, a U.S. official told CNN. But there are no indications that a computer hack is responsible. Delta has given indications it does not believe it was hacked.