Our Hotel's Policies Have Changed ” Weve updated our reservation and cancellation policies and extended Hilton Honors Points and status. All United States properties require face coverings in all indoor public areas for guests and team members. Please visit our dedicated COVID-19 page for the latest. Prior to travelling, please check the local government website for your destination to understand any local requirements or restrictions that may be in place.Daily Resort Charge will be added to the room rate and includes: Internet access; golf practice facility & sport courts access; club rental after 2pm; 20% off golf simulator & cabanas; 10% off golf merchandise, spa massages, and food & beverage at Tin Cup (excl. alcohol); local/toll-free calls. Conveniently located just west of downtown Chicago, Hilton Chicago/Oak Brook Hills Resort is set in a peaceful, 150 acre estate that boasts the Audubon certified 18-hole championship Willow Crest Golf Course. This tranquil resort in the upscale suburb of Oak Brook, Illinois, offers a variety of fantastic leisure amenities, including a 24-hr fitness center, indoor and outdoor swimming pools, tennis courts, basketball and volleyball facilities, a games room and billiard tables. Relax in an inviting guest room or suite at this pet-friendly, Oak Brook, IL, hotel, offering scenic views of the resort's beautiful natural surroundings. Feel at home with modern amenities including complimentary WiFi, an HDTV and a large desk. Upgrade to the elegant Presidential Suite for more space and amenities, including a balcony. Choose this resort hotel for your Oak Brook meeting, conference or wedding. Enjoy over 42,000 sq.ft. IACC certified event space, including a 13,000 sq.ft. ballroom, a 145 seat tiered amphitheater, a tented outdoor pavilion, 39 modern meeting rooms and a 24-hour business center.