A spokesperson for the FAA told TechCrunch that it issued the ground stop "following communication issues impacting multiple Air Route Traffic Control Centers," which manage the airspace across the United States. US government grounds all flights across the United States ‘due to extraordinary circumstances’ Zack Whittaker 1:44 PM PST · November 13, 2026 The Federal Aviation Administration said Friday afternoon that it has grounded all flights across the United States due to.