Air Canada said it will gradually begin restarting its operations after strike action grounded its flights since August 16. It said the first flights are scheduled for Tuesday evening, but that it could take seven to ten days to restore its full service, and that some flights will be cancelled during that period.

Air Canada and the union representing 10,000 striking flight attendants were holding early discussions on Monday night, the union said in a statement, the first such talks in nearly a week. In a rare act of defiance,