All Air Canada planes remained grounded late Saturday despite the Canadian government intervening to end a strike by cabin crew members that saw hundreds of flights cancelled and triggered summer travel chaos.

Canada's largest airline, which has 130,000 daily passengers and flies directly to 180 cities worldwide, said that all flights would be cancelled until Sunday afternoon pending a decision by the country's industrial relations board.

Air Canada had stopped all operations after some 10,000 flight attendants began industrial action fueled by a wage dispute just after midnight on Saturday.

Hours later, Canada's labor policy minister, Patty Hajdu, moved to invoke a legal provision that would halt the strike and force both sides into binding arbitration.

"This is not a decision that I

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