Toronto business travellers faced unexpected disruptions on the night of October 20 after smoke led to the evacuation of the Apron Management Unit tower at Toronto Pearson International Airport. Airport officials confirmed that staff vacated the facility just after 22:00 EDT as a safety precaution. Operations resumed roughly an hour later, but Transport Canada implemented an air-traffic-management initiative that cascaded into delays for both arrivals and departures. The apron tower—distinct from NAV CANADA’s main control tower—oversees ground movements on taxiways and parking stands. Even a short outage forces aircraft to hold at gates or on the apron until coordination is restored, quickly backing up the tightly scheduled late-evening bank of trans-border and red-eye flights. Real-time tracking service FlightAware showed on-time performance for departures dipping below 60 per cent between 22:00 and 23:59, with some U.S.-bound flights delayed by up to 85 minutes. No cancellations were directly attributed to the incident, but several inbound flights entered holding patterns over Lake Ontario before receiving clearance to land. For corporate travel managers, the episode is a reminder to build slack into same-night connections and to ensure travellers are enrolled in airline alert programs. Pearson handled 45.5 million passengers last year, and even minor operational incidents can ripple through national—and international—schedules given the airport’s hub role. Greater Toronto Airports Authority said an investigation is under way; initial reports suggest an electrical fault in a ground-power unit triggered the smoke. No injuries were reported, and normal operations resumed by early Wednesday morning.
Source: CityNews Toronto
