The union representing Air Canada’s 10,000 flight attendants said on Sunday that it would defy a back-to-work order and continue a strike that shut down Canada’s dominant carrier and severely disrupt...

Air Canada’s flight attendants followed through on their threat to walk off the job early Saturday, in a bitter contract dispute between the carrier and its employees that has already led to hundreds ...

As of Saturday evening Air Canada had cancelled 623 flights, impacting more than 100,000 travellers.