The answer to 'flashing repair installation cost in Chicago' is that the cost can vary significantly depending on the size and complexity of the repair, the materials used, and the experience level of the roofing contractor. Typical flashing repair costs in the Chicago area can range from $300 to $1,000 or more. Factors that influence the cost include the type of flashing (metal, rubber, or other), the extent of the damage, the accessibility of the roof, and the labor rates in your local area.
It's important to get multiple quotes from reputable roofing contractors in your local area to get an accurate estimate for your specific project. They will be able to assess the extent of the repairs needed and provide a detailed cost breakdown. Be wary of any contractor that provides a quote without first inspecting the roof in person.