The Chicago Department of Aviation (CDA) operates O’Hare International Airport (ORD) and Midway International Airport (MDW). The CDA’s core mission is to: Ensure safe and efficient travel through O’Hare and Midway International Airports. Enhance economic activity and job creation within the City of Chicago and the region. Continue to grow Chicago’s airports’ competitive positions in the global aviation marketplace. Provide the very best services and amenities in an environment that reflects Chicago’s rich, diverse and unique character. Successfully implement the O’Hare Modernization Program (OMP). Continue to be the international leader in airport sustainability by integrating environmental best practices into all aspects of the airports. The CDA is self-supporting, using no local or state tax dollars for operations or capital improvements at O’Hare and Midway International airports. Together, Chicago’s airports generate more than $45 billion in annual economic activity and create 540,000 jobs for the region. Please visit www.flychicago.com to learn more about the CDA.