The airline said flight WS142 landed safely in Thunder Bay at about 10:30 p.m. Wednesday after a phone caller warned there was an explosive device on board the Boeing 737-type aircraft.
The flight was scheduled to arrive in Ottawa at 11:45 p.m.
Thunder Bay police said in a statement “125 passengers and the crew … were safely escorted off the aircraft. The Thunder Bay Police Service is conducting the investigation which will include speaking with passengers and crew of the flight.”