The bomb threat was reported around 8:15 p.m., and authorities discovered a suspicious package, according to the San Francisco Police Department. Investigators at the airport “considered the object possibly incendiary.” A man was taken into custody, but other details were not immediately available.
The terminal was evacuated “out of an abundance of caution,” police said. Hundreds of travelers were forced to leave the terminal.
The airport announced the evacuation via Twitter at 9:28 p.m. without giving details of the police activity.
The airport’s AirTrain and Bay Area Rapid Transit trains were suspended. The airport’s BART station was closed at 8:42 p.m., according to a tweet from the transit agency.
Disembarkation and pick-up of passengers were limited to the domestic terminals of the airport.
Additional information was not immediately available. An airport spokesman did not immediately return a request for comment.