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Vol. I · Venues · Rosemont, IL

Hyatt Regency O'Hare Chicago

The largest convention hotel near O'Hare, with 1,095 rooms and a skywalk to the Donald E. Stephens Convention Center.

World of Hyatt convention hotel 1.5 miles from O'Hare in Rosemont. 1,095 rooms, 110,000 sq ft of meeting space across 68 rooms, a 30,545 sq ft Grand Ballroom (4,000 theater / 2,160 banquet), and a skywalk to the Donald E. Stephens Convention Center.

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Maximum capacity: 4,300 attendees in the largest configuration.

At a glance

Max capacity
4,300
Bookable spaces
5
Total event square feet
49,440
Last renovation
2022
Nearest airport
ORD · International hub
Hotel brand affiliation
Hyatt Regency (World of Hyatt; owned by MCR Hotels since December 11, 2024)

/ capacities

Capacities by configuration

Grand Ballroom30,545 sq ft

ConfigurationMaximum
Reception standing4,300
Theater4,000
Classroom2,600
Banquet rounds2,160
U-shape1,500

Second Ballroom (15,045 sq ft hall)15,045 sq ft

ConfigurationMaximum
Reception standing1,500
Theater800

D.F.W1,960 sq ft

ConfigurationMaximum
Theater150
Classroom140
Banquet rounds120

Florence1,218 sq ft

ConfigurationMaximum
Classroom120
Theater100
Banquet rounds80

Capital672 sq ft

ConfigurationMaximum
Theater60
Classroom60
Banquet rounds40

/ technology

Technology

Built-in AV
Standard Hyatt Regency convention services audio-visual program. Encore (formerly PSAV) typically the preferred partner. Specific projector lumens, screen sizes, microphone counts, and AV staff inclusion not published.

Confidence: Specifications gated; request a proposal

/ amenities

Facilities and amenities

Catering
In-house catering; On-site catering integrated with Hyatt convention services; three dining outlets supplemented by Ventanas top-floor reception venue.
Kitchen tier
Full prep kitchen
Bar service
Available; Red Bar & Lounge plus banquet bar service across all event spaces.
Accessibility
ADA compliance per Hyatt brand standard; specific ADA room count and hearing-loop coverage to be confirmed.
Sustainability
Hyatt brand-level sustainability programs (World of Care); property-specific certifications to confirm.

/ staff

Staff and service

Dedicated event manager
Yes
AV staff on call
Yes
Notes
Standard Hyatt Regency convention services program; Encore (formerly PSAV) typically the preferred audio-visual partner. Day-of staffing ratios, banquet-captain count, and language coverage to be confirmed.

/ lodging

Where to stay

World of Hyatt

  • Hyatt Regency O'Hare Chicago (host)
    On-property; 11-story tower. Largest hotel near O'Hare International Airport by room count.
    0 min walk · 1,095 rms

/ dining

Where to eat

  • O'H American Grill
    American (breakfast buffet, lunch) · Lobby-level restaurant. Private dining capacity to confirm.
    0 min
  • Red Bar & Lounge
    Bar and lounge · Lobby-level bar.
    0 min
  • Perks Coffee & More
    Coffee bar / quick service · Lobby coffee bar.
    0 min
  • Ventanas
    Top-floor reception venue (event-only) · Top-floor event-only reception venue. Buyout capacity to confirm.
    0 min

/ getting there

Getting there

Nearest airport
ORD · International hub · 5 min by car
Shuttle service
Offered; Complimentary 24-hour shuttle to O'Hare International Airport.

Hyatt Regency O'Hare sits 1.5 miles from O'Hare International Airport (ORD), the primary international hub serving Chicago, with 84.8 million passengers in 2025 and nonstop service to 249 destinations. The hotel runs a complimentary 24-hour shuttle to the airport. The CTA Blue Line at the Rosemont station connects the airport corridor to downtown Chicago in approximately 35 minutes. Chicago Midway International Airport (MDW), a domestic hub, is roughly 25 miles southeast.

/ setting

Setting and surroundings

The Hyatt Regency O'Hare Chicago is an 11-story Hyatt Regency convention hotel at 9300 Bryn Mawr Avenue in Rosemont, Illinois, 1.5 miles from O'Hare International Airport (ORD) and a five-minute drive away. The property opened in 1971 and runs the largest room count of any hotel adjacent to O'Hare with 1,095 rooms and suites. MCR Hotels acquired the property on December 11, 2024, marking MCR's first Hyatt Regency-branded acquisition and its fifth Illinois hotel. A $13 million guestroom renovation completed in 2020; Cvent records 2022 as the most recent broader renovation year. The hotel announced a $60 million Phase I transformation in December 2006. The function inventory totals 110,000 square feet across 68 meeting rooms, plus 30,000 square feet of on-property exhibit space and a separate skywalk-connected concourse to the Donald E. Stephens Convention Center (840,000 sq ft of exhibit space). The largest space is the Grand Ballroom at 30,545 sq ft with 23-foot ceilings, configurable for 4,000 theater, 2,600 classroom, 2,160 banquet, 1,500 U-shape, and 4,300 reception standing. An adjacent 8,000 sq ft prefunction foyer with floor-to-ceiling windows accommodates up to 4,000 reception. A second ballroom of 15,045 sq ft with 18-foot ceilings divides into four event venues with three additional breakout meeting spaces and supports 800 theater or 1,500 reception standing. A bi-level conference center adds 24 rooms totaling 20,000 sq ft, with individual rooms ranging from 420 to 1,960 square feet. The top-floor Ventanas serves as a reception venue. On-site dining covers three outlets: O'H American Grill (American breakfast buffet and lunch), Red Bar & Lounge (lobby bar), and Perks Coffee & More (lobby coffee bar). Ventanas serves as an event-only top-floor reception venue. The closest commercial airport is O'Hare International Airport (ORD), an international hub with 84.8 million passengers in 2025 and nonstop service to 249 destinations as of summer 2024. The hotel runs a complimentary 24-hour shuttle to the airport. The CTA Blue Line at the Rosemont station links the corridor to downtown Chicago in approximately 35 minutes. Chicago Midway International Airport (MDW), a domestic hub, is roughly 25 miles southeast.

/ contracts

Contracts and pricing

Rate sheet
RFP-driven (not published)
F&B minimums
Published meeting rate sheet not exposed publicly; Hyatt Regency convention properties typically run F&B minimums tied to room block.
Outside vendors
Hyatt convention properties commonly designate Encore as preferred audio-visual partner with associated waiver-fee policies for outside vendors. Confirm with sales.

/ operations

Operations and logistics

Move-in / move-out
Setup and teardown windows to be confirmed. The skywalk to Donald E. Stephens Convention Center materially expands move-in options for large-format events.

/ safety

Safety and risk

Fire suppression
Specification gated; ask sales team.
Venue insurance
Specification gated; ask sales team.

/ reputation

Reputation and notable events

Notable events hosted

  • Anime Central (Anime Central host hotel) · Listed by acen.org as host hotel for the long-running Rosemont anime convention

Awards

  • Largest hotel near O'Hare International Airport by room count (1,095 rooms) · hyatt.com Special Events; mcrhotels.com

/ map

Map

Hyatt Regency O'Hare Chicago
9300 Bryn Mawr Avenue · Rosemont, IL · 60018

41.98460, -87.87580

/ next step

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Last verified 2026-05-05 by hunter.lott. Some fields are self-reported by the venue or pending verification with the meetings team. Spot something wrong? events@simpli-fi-os.com.

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