Severe weather, including fog and smoke, has caused significant flight delays and cancellations at Seattle-Tacoma International Airport. As of 3:30 PM on Saturday, FlightAware reported 506 delayed flights and four cancellations, with average arrival delays of one hour and four minutes and departures delayed by about 30 minutes. In response, the airport's operational team rerouted traffic to an alternative runway to mitigate disruptions. The combination of mechanical issues and low visibility has made travel difficult for many passengers. Travelers are urged to stay informed and check flight statuses regularly as conditions may change.

This incident highlights the broader impact of weather-related disruptions on air travel, and passengers should remain updated with the latest information from airport authorities and weather services.