The US Federal Aviation Administration has lifted a nationwide ground stop that halted air travel across the United States on Friday afternoon after a technology failure disrupted airports from coast to coast. Some airlines have begun slowly resuming flights since the decision, but the disruption has left thousands of travellers facing delays, cancellations and uncertainty.
The stop was imposed in the afternoon, at a time when many people were already trying to get home for the weekend. Passengers were left in limbo in terminals and aboard planes, often without clear information about what was happening or how long the disruption would last. Travel plans across the country were thrown into chaos, and the situation unfolded rapidly as flights were halted one after another.
Transportation Secretary Sean Duffy, a member of the Trump administration, acknowledged the technology failure publicly. Senator Markwayne Mullin also commented on the outage, and reports indicated that President Donald Trump had been briefed on the situation. Official accounts have described the cause as a technical problem, yet full details of the failure have not been made public, and the cause remains officially unconfirmed. The scarcity of technical information has left considerable room for uncertainty about the scale of the problem and the measures needed to prevent a repeat.
Reports have linked the outage to new control towers that were recently introduced into the system. That connection, however, has not been officially established, and officials have not confirmed whether the new equipment was responsible. Aviation experts and passengers alike have been left waiting for a fuller account of what went wrong in the network that controls the movement of aircraft.
The effects were not confined to the United States. Passengers at UK airports were warned of likely disruption caused by the American ground stop, since flights to and from Britain were potentially affected by the knock-on consequences of grounding services across the Atlantic. Travellers with connections or trips planned for the coming days were advised to check the status of their flights with their carriers.
Speculation spread quickly during the outage. Some reports raised fears of a Russian attack on the aviation system, prompting concern among travellers and observers. Officials reportedly said that nothing was being ruled out while the cause was examined, but official messaging stressed that the incident was not comparable to the attacks of 9/11. No evidence of a hostile act has been publicly presented in the information available so far.
Although the ground stop has now been lifted, the recovery of schedules is expected to take time as airlines work through the backlog created by the afternoon halt. Passengers affected by cancellations and delays may face continued disruption while aircraft and crews are repositioned and flights return to their normal timetables.