Air Canada announced January 22, 2016 confirmation by the International Association of Machinists and Aerospace Workers (IAMAW) that its members have ratified a new contract on collective agreement terms for ten years. The IAMAW represents 7,500 Air Canada employees who work as technical, maintenance and operational support employees in the airline's Airport, Maintenance and Air Canada Cargo operations. The agreement has also been approved by the Air Canada Board of Directors.

This agreement with the IAMAW is the sixth agreement reached by Air Canada and its unions, following the conclusion of new agreements on collective agreement terms for ten years with ACPA representing the airline's 3,000 pilots and CUPE representing its 6,500 flight attendants, as well as new agreements with Unifor representing the airline's 4,000 Customer Service and Sales Agents in Canada, the International Brotherhood of Teamsters (IBT) representing its U.S. unionized workforce and UNITE representing its U.K unionized workforce.