About 200 Air Canada flights are to the U.S., according to The Wall Street Journal. The strike comes as Canadians increasingly avoid the United States because of diplomatic tensions between the neighbors. With more Canadians taking vacations at home, Air Canada has seen extra pressure on domestic routes.

Air Canada's flight attendants were poised to strike on Saturday as the carrier cancelled hundreds of flights impacting more than 100,000 passengers ahead of a threatened work stoppage that could shut down service.

Air Canada has canceled hundreds of flights — many of them international flights — as a potential strike by flight attendants looms.