Air Canada Union Rebuffs Labor Board After Carrier Pulls Outlook

Air Canada pulled its financial guidance through year-end, citing the impact of a strike by flight attendants that has caused the airline to cancel hundreds of flights.

About 10,000 Air Canada flight attendants walked out on Saturday, grounding the airline and disrupting travel for about 130,000 passengers a day during the peak summer season. The union is seeking higher pay and compensation for periods the plane isn’t in motion, such as work they perform during boarding.

Canada’s labor board has ordered them to go back to their jobs, but the union said Monday it “will not ask their members to ...