About this venue
The Chicago Marriott O'Hare features three large ballrooms to host your events of any size! Recently remodeled in 2020, we boast a modern, sleek vibe that will complement any of wedding decor. We would love to host any of your wedding events!
Our event spaces
Grand Ballroom
Our largest and grandest ballroom
This space features 9,300 sq/ft of flexible space with 18' ceilings. Perfect for your wedding ceremony; then turned into to a stunning reception space!
Guest capacity
Up to 475 Seated
Up to 1200 Standing
Square footage
9,300
Ideal for
Wedding ceremony, Wedding reception
Guests often feel this space is
“Luxurious and chic”
Room cost
waived with food and beverage minimum
Grand Ballroom
Our largest and grandest ballroom
This space features 9,300 sq/ft of flexible space with 18' ceilings. Perfect for your wedding ceremony; then turned into to a stunning reception space!
Guest capacity
Up to 475 Seated
Up to 1200 Standing
Square footage
9,300
Ideal for
Wedding ceremony, Wedding reception
Guests often feel this space is
“Luxurious and chic”
Room cost
waived with food and beverage minimum
Chicago Marriott O'Hare packages
Infinity Package
10-475 guests
Peak pricing $60-150
Off-peak pricing $40-125
Your package may include beverage service, 3 course meal, wedding cake, satin linens, chiavari chairs, centerpieces and much more!
Available services that can be provided by Chicago Marriott O'Hare
Services & amenities
- Bar services
- Catering services
- Clean up
- Dance floor
- Dressing room / Bridal Suite
- Event coordinator
- Event rentals
- Event staff
- On-site accommodations
- Service staff
- Set up
- Transportation
- Wedding cake services
- Wheelchair accessible
- Wifi
Explore other vendors serving Chicago, IL
- Teal Production
- Ana Karotkaya Photography
- Chicago Street Strings
- Kelly Davisson Photography
- Birchfields
- Bonie Weddings
- The Walk-Ins
- Blushed Beat
- Driftr Films
- The Starkel Collective
- Tales of Woo
- Emily Hogan Visuals
Complete your dream team
- Chicago Photographers
- Chicago Beauty Professionals
- Chicago Bands & DJs
- Chicago Florists
- Chicago Caterers
- Chicago Planners
- Chicago Cakes & Desserts
- Chicago Videographers
- Chicago Bar Services & Beverages
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- Fairlie
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- Private Dining by Sepia
- Intercontinental Chicago Magnificent Mile
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