Air Canada suspended plans to restart operations Sunday after the union representing 10,000 flight attendants said it will defy a return to work order.

More than 10,000 Air Canada flight attendants will continue their strike despite back-to-work orders from the Canadian government, the Air Canada component of the Canadian Union of Public Employees (...

The Canadian Union of Public Employees, which represents 10,000 Air Canada cabin crew, had pushed for a negotiated solution, saying binding arbitration would take pressure off the airline.