The Blue line takes you to Downtown. Then, you can switch to Red Line or take NB #4, on Michigan Ave. It takes you to the West entrance of McCormick Place.
Blue line to downtown. Then on to the EL or Metra. Google maps will give you multiple options based on time of day.
Blue line south to thr washington stop. Walk east to Michigan avenue. Take the cta bus #10. You can also go to the Chicago Transit Authority website. They should have a option to plan your route
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