Over the past three years, strikes by Air Canada flight attendants and WestJet mechanics have briefly brought operations at the country’s two biggest airlines shuddering to a halt, and the

WestJet, Canada's second-largest airline, is preparing to wind-down operations ahead of a potential strike or lockout by its flight attendants. But an agreement to gradually halt…

The union representing 4,400 flight attendants at WestJet has issued 72-hour strike notice, setting the stage for a work stoppage that could ground flights in the middle of a busy…