TORONTO (AP) — Air Canada said Tuesday it will gradually restart operations after reaching an agreement with the union for 10,000 flight attendants to end a strike that disrupted the travel plans of hundreds of thousands of travelers.

MONTREAL/TORONTO >> Air Canada’s unionized flight attendants reached an agreement with the country’s largest carrier today, ending the first strike by its cabin crew in 40 years that had upended travel plans for hundreds of thousands of passengers.

Union leaders for Air Canada’s flight attendants said members would return to work after a deal was reached to end a three-day strike that grounded hundreds of flights, hitting around 500,000 customers.