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Radisson Blu Aqua Hotel Chicago Chicago, Illinois
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Hotel comparison guide

Radisson Blu Aqua Hotel Chicago vs The St. Regis Chicago

Radisson Blu Aqua Hotel Chicago is a design-forward, family-friendly hotel occupying the first 18 floors of Jeanne Gang’s Aqua Tower, aimed at travelers who want easy access to Millennium Park and year-round pool and wellness facilities. The St. Regis Chicago is a prestige five-star luxury hotel in a landmark modern tower, best for guests seeking formal five-star service, a full-service spa, and riverfront/riverwalk proximity.

Updated · about 0.8 km apart

Tall sculpted tower exterior of the Radisson Blu Aqua Hotel Chicago reaching into a colorful sky.

Radisson Blu Aqua Hotel Chicago

Family-friendly · Aqua Tower design · Multiple pools

Best for families, active travelers, and event groups who value pools, a rooftop deck, and large meeting/wedding spaces.

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The St. Regis Chicago, Chicago, Illinois

The St. Regis Chicago

Five-star luxury · Landmark tower · Full-service spa

Best for travelers wanting formal five-star service, river and skyline views from a high-rise landmark and an on-site full-service spa.

Quick Verdict: Radisson Blu Aqua Hotel Chicago vs The St. Regis Chicago

When Radisson Blu Aqua Hotel Chicago wins: pick Radisson Blu if you want family-friendly rooms, multiple pools (indoor lap pool plus a seasonal rooftop pool and hot tub), easier everyday dining with a single signature restaurant (FireLake) and large, flexible event space for weddings or groups.

When The St. Regis Chicago wins: choose The St. Regis for a formal five-star stay in a landmark modern tower, a dedicated full-service spa, quieter prestige service levels, and suites with river or park views.

Bottom line: Radisson Blu Aqua is a better practical choice for families, groups, and guests who prioritize pool access and event space within a distinctive architectural setting. The St. Regis is the pick for travelers who prioritize five-star luxury, an on-site full-service spa, and the cachet of a landmark skyscraper.

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Radisson Blu Aqua Hotel Chicago vs The St. Regis Chicago – At a Glance

Side-by-side facts for Radisson Blu Aqua Hotel Chicago and The St. Regis Chicago
CategoryRadisson Blu Aqua Hotel ChicagoThe St. Regis Chicago
Overall vibeDesign-forward, energetic, family-friendly; active wellness focusPrestige five-star luxury; formal service and high-rise views
Location (neighborhood)Lakeshore East / Loop — steps from Millennium Park, Chicago Riverwalk and Michigan AvenueCentral downtown, near Chicago Riverwalk and Grant Park; short walk to Millennium Park
Distance between propertiesabout 0.8 km apart
Size (rooms)334 rooms (including 18 suites)192 rooms
Ages / policyAll ages welcome; main guest must be 21 to check in
Pools / signature amenityThree pools: indoor two-lane lap pool year-round plus seasonal outdoor rooftop pool and hot tubIndoor pool (number of pools listed as 1) and steam room; wheelchair-accessible pool noted
Restaurants & barsFireLake Grill House & Cocktail Bar (main restaurant) plus Blu Bar, rooftop pool bar2 restaurants (including Miru) and 1 bar/lounge; 24-hour room service
Spa & wellnessIn-room spa treatments via Windy City Massage; 2-story fitness center, sauna/steam, rooftop fitness/trackFull-service spa offering massages, body treatments and facials; 24-hour fitness center and steam room
Event / meeting capacityExtensive event space (13 meeting rooms, ~28,000+ sq ft; Atlantic Ballroom up to ~1,650 reception)8 meeting rooms available; banquet/meeting facilities for events
Known forOccupies Aqua Tower’s lower floors (Jeanne Gang design), family amenities, pools and large event spacesPrestige five-star service in a landmark modern tower close to the river and Grant Park

A Look Inside Radisson Blu Aqua Hotel Chicago

Radisson Blu Aqua Hotel Chicago: rooms & suitesRooms & suitesRadisson Blu Aqua Hotel Chicago: pools & beachPools & beachRadisson Blu Aqua Hotel Chicago: diningDiningRadisson Blu Aqua Hotel Chicago: spa & wellnessSpa & wellness
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Location: neighborhood and access

Radisson Blu Aqua Hotel Chicago – Location

Radisson Blu sits at 221 N. Columbus Drive in Lakeshore East, steps from Millennium Park and the Chicago Riverwalk.

  • Connected to the Chicago Pedway for easy downtown access
  • Short walk to Michigan Avenue, Grant Park, Maggie Daley Park and Millennium Park
  • On-site covered parking, EV charging and limo/town car service available

Choose Radisson Blu for the convenience of Lakeshore East access and quick walks to the city’s main parks and shopping.

The St. Regis Chicago – Location

The St. Regis Chicago is at 401 East Upper Wacker Drive, centrally located near the Riverwalk and Grant Park.

  • Within easy walking distance of the Chicago Riverwalk, Michigan Avenue and Millennium Park
  • Close to lakefront trails and cultural attractions
  • Street address places it conveniently for river and park views

Pick The St. Regis for a central downtown location with immediate access to riverfront promenades and parkland.

Rooms: size, style and select room types

Radisson Blu Aqua Hotel Chicago – Rooms

Radisson Blu has 334 rooms (including 18 suites) across the first 18 floors of the Aqua Tower, with multiple balcony and premium corner options.

  • Room types include 1 King Bed, Deluxe; 2 Queen Beds, Deluxe; Premium Corner, Balcony Room and One Bedroom Ambassador Suites
  • Family-friendly configurations with cribs available and kids' meals at the restaurant
  • Premium Free WiFi included as part of the Urban Fee

Radisson Blu gives more guestrooms and family-oriented room configurations in an architecturally notable building.

The St. Regis Chicago – Rooms

The St. Regis offers 192 air-conditioned rooms and a selection of suites with river and park views.

  • Room types include Superior Room (1 King or 2 Queen), Deluxe and Grand Rooms plus Metropolitan, St. Regis and Caroline Astor Suites
  • Rooms feature pillowtop beds, minibars, Smart TVs and designer toiletries
  • Some rooms are listed with park or river views and several accessibility options are available

The St. Regis focuses on fewer, larger rooms and a full suite lineup for guests expecting five-star room amenities and views.

Dining & drinks: restaurants, bars and room service

Radisson Blu Aqua Hotel Chicago – Dining & drinks

Radisson Blu centers dining around FireLake Grill House & Cocktail Bar with casual lobby options for quick bites and coffee.

  • FireLake serves wood-fired Midwest-inspired American cuisine for breakfast, lunch, dinner and weekend brunch
  • Blu Bar and a Lavazza coffee bar offer grab-and-go and casual daytime options
  • Seasonal rooftop pool bar service is available when the pool is open

Radisson Blu is convenient for families and casual dining with a single signature restaurant and lobby coffee options.

The St. Regis Chicago – Dining & drinks

The St. Regis has multiple dining venues and 24-hour room service for a full five-star food-and-beverage program.

  • Hotel listing shows 2 restaurants and 1 bar/lounge on property (including Miru)
  • 24-hour room service and a coffee shop/cafe for snacks are available
  • Cooked-to-order breakfasts are offered for a surcharge

The St. Regis suits guests who want multiple on-site dining options and formal room service typical of five-star hotels.

Pools & signature amenity

Radisson Blu Aqua Hotel Chicago – Pools & signature amenity

Radisson Blu offers three pools: a year-round indoor lap pool plus a seasonal rooftop outdoor pool and hot tub.

  • Indoor two-lane lap pool open year-round; seasonal rooftop pool generally open June–September
  • Pool area includes sunbeds, towels, lockers, showers and a sauna on the recreation deck
  • Outdoor pool hours and service are weather permitting; wheelchair-accessible pool facilities are noted

Radisson Blu is the stronger pick for guests prioritizing on-site pool options and seasonal rooftop swim time.

The St. Regis Chicago – Pools & signature amenity

The St. Regis lists an indoor pool, steam room and 24-hour fitness center among its recreational amenities.

  • An indoor pool and steam room are available for guest use (pool accessibility is noted)
  • 24-hour fitness facilities with cardio and weights support active stays
  • Pool access and spa reservations may have specific hours or require advance booking

The St. Regis provides standard five-star pool and fitness facilities; it’s best for guests who want a quieter, luxury wellness setting rather than multiple pools.

Wellness & nightlife

Radisson Blu Aqua Hotel Chicago – Wellness & nightlife

Radisson Blu combines a two-story fitness center, rooftop running track, saunas/steam rooms, and concierge-arranged in-room massages.

  • 24-hour fitness center with cardio, weights and an outdoor running track
  • In-room spa treatments through Windy City Massage and fitness/spa locker rooms on-site
  • Lobby bar and seasonal rooftop events give the property a lively, social atmosphere

Radisson Blu fits travelers who want active wellness amenities and social pool/rooftop spaces.

The St. Regis Chicago – Wellness & nightlife

The St. Regis emphasizes a full-service spa, professional spa treatments, and a quieter bar/lounge experience.

  • Full-service spa with massages, body treatments and facials; reservations required for spa treatments
  • 24-hour fitness center and steam room for uninterrupted workouts
  • Bar/lounge and refined public spaces suited to relaxed evening drinks

The St. Regis is the choice for guests seeking formal spa services and a quieter, refined evening atmosphere.

Who Wins? Best Pick by Travel Style

Best for families and kids
Brick-columned corridor with framed photos along the wall inside the Radisson Blu Aqua Hotel Chicago lobby area.

Radisson Blu Aqua Hotel Chicago

Radisson Blu — cribs, kids' meals, kids’ programs, multiple pools and family-sized room options.

Best for meetings, weddings and groups
Narrow view down a brick-walled passage with planters and pendant lights at the Radisson Blu Aqua Hotel Chicago.

Radisson Blu Aqua Hotel Chicago

Radisson Blu — large event spaces (Atlantic Ballroom and ~28,000 sq ft total), flexible meeting rooms and outdoor event options.

Best for five-star luxury and prestige
The St. Regis Chicago, Chicago, Illinois

The St. Regis Chicago

The St. Regis — prestige brand, formal five-star service, fewer but larger rooms and landmark-tower presence.

Best for an on-site full-service spa
The St. Regis Chicago, Chicago, Illinois

The St. Regis Chicago

The St. Regis — dedicated full-service spa with massages, facials and body treatments onsite.

Frequently asked questions

Radisson Blu Aqua Hotel Chicago vs The St. Regis Chicago: FAQs

See all FAQs →
Which hotel is better for families?

Radisson Blu is better for families — it explicitly offers kids’ meals, cribs on request, family room configurations and three pools.

Which hotel is better for a luxury, spa-focused stay?

The St. Regis is the stronger pick if you want a traditional five-star experience and an on-site full-service spa.

Can I walk between these hotels and Millennium Park?

Yes — both properties are within easy walking distance of Millennium Park and the Chicago Riverwalk.

Which hotel has more meeting and wedding space?

Radisson Blu has the larger event footprint (about 28,000+ sq ft and large ballrooms) and higher maximum reception capacity.

More Radisson Blu Aqua Hotel Chicago Comparison Guides

Explore how Radisson Blu Aqua Hotel Chicago stacks up against other hotels nearby:

Indoor lap pool with lounge seating and city windows at Radisson Blu Aqua Hotel Chicago
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