Special Events

From large conventions to more intimate meetings, Hyatt Regency O’Hare can accommodate your event vision in our 110,000 square foot facility, including the largest ballroom outside of Chicago at 30,000 square feet. The Conference Hub located just off the lobby ensures your small meetings are secluded and keep break out rooms in close proximity to one another for larger meetings.

Contact Us

Call our Sales Department at (847) 663-4430 for more information.

Total Sleeping Rooms


Largest Space

30000 sq ft


As the largest hotel near O’Hare International Airport, Hyatt Regency O’Hare offers 110,000 square feet of meeting and event spaces, and connected via skywalk to the Donald E. Stephens Convention Center, which has an additional 840,000 square feet.




At Hyatt Regency O’Hare, we believe weddings should be extraordinary and memorable events. We take pride in planning the smallest details and handling everything from food to decor so you can focus on your special day with friends and family.


Group meeting


With 110,000 total square feet of state-of-the-art meeting space near O’Hare Airport, including 30,000 square feet of ballroom space, our Rosemont hotel is ideal for corporate events, business meetings, conferences, and conventions.


Wedding Setup


From corporate meetings to large social galas, Hyatt Regency O’Hare’s meeting and event space can be transformed to accommodate any size gathering.


Enhance your meeting or event with Hyatt Regency O’Hare’s personalized culinary experience. Expert professional chefs prepare a menu of fresh regional cuisine and can accommodate plated or buffet lunches, served or passed hors d’oeuvres, and creative or themed menus. Our Personal Preference Dining® also allows your guest to pick from a pre-selected menu curated by you.