The Federal Aviation Administration has ordered airlines to halt all flight departures across the US until 9am EST (2pm GMT) following a computer outage.
The Express reports that hundreds of flights across the United States remain grounded after a "catastrophic system error" sparking travel chaos for thousands of passengers. An issue with the safety alert system was first reported on January 10 sparking widespread problems across the US and abroad.
Technicians from the Air Traffic Control System Command Center are working "flat out" to fix the problem but warned passengers to buckle up for long delays.
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A message on their website warned passengers: "The NOTAMS outage continues with no current estimated time of restoration. A hotline has been activated."
More than a thousands flights within, into or out of, the US have been delayed while 94 have been cancelled. The FAA said in a statement: "The FAA is still working to fully restore the Notice to Air Missions system following an outage.
"The FAA has ordered airlines to pause all domestic departures until 9 a.m. Eastern Time to allow the agency to validate the integrity of flight and safety information."
Twitter user Bettina Inclán wrote: "Update from our United pilot - The down system doesn't let him check flight plans and follow federal regulations. According to people here at DCA airport, it's a regulatory grey area if they can fly. Putting safety first, they are grounding flights until FAA fixes the system."
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