Two Air France planes flying to Paris from Washington and Los Angeles were forced to divert to Halifax and Salt Lake City due to bomb threats, the airline has confirmed.

Air France flight AF65 travelling from Los Angeles to Paris was diverted to Salt Lake City due to a bomb threat. Flight 65 landed in Salt Lake City around 7:30 pm local time with 497 passengers and crew onboard. 

All were evacuated from the plane and transported to customs, according to KSL.com. Police are currently searching the aircraft.

Airport officials confirmed that a bomb threat had been made concerning flight AF65, stating that they received a warning after the plane had departed from Los Angeles, KSL.com reported.

It is unclear who is responsible for the bomb threat.

All passengers have been evacuated, with police and the FBI now investigating.