By: AeroInsider
An Air Canada Airbus A320-200, registration C-GQCA performing flight AC-185 from Toronto,ON to Vancouver,BC (Canada) with 122 people on board, was climbing through FL290 out of Toronto when the crew observed a burning smell followed by smoke in the cockpit. The crew declared Mayday and returned to Toronto. During the approach to smoke dissipated. The aircraft landed safely, was inspected by emergency services and taxied to the gate.

The Canadian TSB did not (yet) report about the cause of the odour and smoke.