Hyatt Regency O'Hare Chicago

As the largest hotel outside of downtown Chicago, Hyatt Regency O’Hare Chicago boasts 110,000 square feet of flexible event space and 1,095 modern guestrooms. With a striking 30,000-square-foot ballroom and 66 versatile meeting areas, this iconic venue is built to elevate gatherings of any size. The expansive, light-filled lobby serves as a central hub for connection, seamlessly flowing into three unique dining experiences. Guests enjoy immediate access to Rosemont’s vibrant entertainment district, where every season brings something new—from summer concerts beneath the stars to festive winter celebrations. It’s a neighborhood alive with energy, offering something for everyone, all year round.