Luxurious contemporary 11-story, 1096 room airport hotel with 4 mirrored glass towers and 10-story atrium lobby with lighted glass elevators. Complete with O'H American Grill, Sushi in Red Bar, Red Bar and Perks. Enclosed skyway connects Hyatt Regency O'Hare to the Donald E. Stephens Expo Center. Full service business center available to all guests. One of the largest ballrooms in the Midwest.