The Chicago region is home to the second largest transit system in the country. Learn how to navigate the system using maps, bus and train trackers, and tips for your ride on this page.

For an interactive map of all transit assets in the region, visit the RTA Main Map on RTAMS.

In June 2024, the RTA Board of Directors voted to enter into an intergovernmental agreement paving the way for an integrated day pass that will allow unlimited rides on all three transit systems—CTA, Metra and Pace. The pass pilot is now in development with the Ventra app. Read more in a press release.