OTTAWA — Privatizing Canada’s airports would put upward pressure on the cost of flying and put airport workers at risk, according to a new report from the Canadian Labour Congress, released ahead of next week’s Canada Investment Summit. Public Runways, Private Profits: Why Airport Privatization Would Be Risky and Costly for Canadians examines airport privatization in Australia, New Zealand, Portugal, the United Kingdom, and the United States. It finds a recurring pattern of higher charges, pressure on workers, and the loss of long-term public value. “Canadians already pay too much to fly. Privatizing our airports risks making that problem worse,”...