The decision by the union representing the 10,000 workers means that travel chaos will continue for at least a second day. Air Canada said it had suspended its reopening plan until Monday evening.

The shutdown of Canada’s largest airline early Saturday is impacting about 130,000 people a day, and some 25,000 Canadians may be stranded.

A Canadian government panel ordered the flight attendants back to work, but they refused. The strike is affecting about 130,000 travelers around the world each day.