The largest hotel in Chicago, Hyatt Regency Chicago offers 240,000 square feet of space in a variety of venue types to accommodate any event. From large conferences to private meetings to wedding celebrations big and small, our expert events team will flawlessly execute your function. Featuring some of the most expansive and dynamic spaces in Chicago, our hotel provides a contemporary, urban backdrop for any occasion. Choose from 240,000 square feet in ballrooms, breakout rooms, meeting suites, and a 70,000-square-foot exhibition hall for your next event in downtown Chicago.