Experience the renovated Delta Hotels Chicago Willowbrook, gleaming with 164 brand new guestrooms, lobby, on-site dining, fitness center, and common areas. Boasting over 11,000 total sq. ft. of renovated flexible space, including a 4,000 sq. ft. Grand Ballroom and large private pre-function space offering natural light, perfect for your next meeting or event. Grab a bite or drink at Willby’s Restaurant & Lounge, a local favorite open for breakfast and dinner, as well as for room service. Our prime location is convenient for all types of travelers and is easily accessible from O’Hare and Midway airports.