Allow your event to take flight at Westin O'Hare. Whether planning a corporate meeting, an elegant wedding, or a social event, our facilities provide impressive spaces and our experienced event staff is available to help with all the details. Featuring 3 ballrooms and 37 breakout rooms, including our Executive Forum.
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Plan an inspiring conference or meeting at our hotel located near Rosemont, IL. Take a virtual tour.
With over 51,000 square feet of meeting space, you can find the right venue for your next event. The 12,000-square-foot Grand Ballroom, ideal for large events and conventions, can accommodate up to 1,000 attendees and is set apart from the lobby and other hotel happenings. The La Salle Ballroom offers 5,428 square feet of space and can host up to 500 attendees. We also offer a variety of meeting rooms and board rooms throughout the hotel for breakouts, smaller meetings, or conferences.
Green Meetings
Celebrate the beginning of your lives together in one of our elegant Rosemont wedding venues
Enriching Experiences
Allow our expert staff to ensure each detail comes to life flawlessly. From intuitive service to enriching experiences and vibrant venues, we are committed to making your wedding a memorable celebration. Contact our sales team at 847-698-1320 or WestinOhareCatering@marriott.com to start planning today!
Our intimate venue options allow for weddings and receptions of all sizes with both indoor and outdoor options. We offer wedding specialists dedicated to bringing your vision to life and a complimentary bridal suite for the wedding couple on the night of the wedding.
We help to bring your traditions and visions to life allowing approved outside vendors for both decor and catering, including Siblana Events and Yanni Design, among others. We offer a variety of spaces for additional weekend events, ceremonies, or meal functions.
We offer separate spaces for all pre-ceremonies and receptions. Along with our onsite Kosher Kitchen, custom kosher services are also available.
We offer welcoming and inclusive spaces that create a memorable setting for everyone to celebrate their special wedding day. All couples are invited to express their love and commitment through marriage within our elegant facilities.
Ideal Location
Situated in Rosemont, Illinois, our hotel is an ideal location for conventions, meetings, and events. Attendees can arrive with ease, thanks to our close proximity to Chicago O’Hare International Airport and adjacency to Interstates 90 & 294. Visit the Village of Rosemont and enjoy Parkway Bank Park, Allstate Arena, the Fashion Outlets of Chicago, The Donald E. Stephens Convention Center, and much more. For those interested in visiting downtown Chicago, the city is just minutes away via the Blue Line "L Train".
The Westin O'Hare has 47 event rooms.
The largest capacity event room is the Grand Ballroom. It has a capacity of 1500.
Yes, The Westin O'Hare provides wedding services.
To book a meeting or event at The Westin O'Hare click here
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