Overview

• Nav Canada received bomb threats targeting control facilities at six major airports, prompting immediate ground stops and tower evacuations.
• Law enforcement and Transport Canada mobilized teams to search facilities and ultimately ruled the threats false by late morning.
• The U.S. Federal Aviation Administration briefly halted departures in Montreal and Ottawa before lifting restrictions at 7:40 a.m. EDT.
• By early afternoon Nav Canada reported flights returning to near-normal schedules, with authorities monitoring for minor delays.
• The events highlighted vulnerabilities in Canada’s air traffic control infrastructure and reinforced the need for ongoing security reviews.