Spa Hotels & Resorts in St. Charles from NZ$269

  • Change your mind

    Book hotels with free cancellation

  • Treat yourself

    Sign in to save 10% or more on thousands of hotels
    Sign in

  • Be picky

    Search almost a million properties worldwide

Check availability on St. Charles Spa Hotels

Our top choices for St. Charles hotels with a spa

Hot tub, body treatments, hydrotherapy, aromatherapy, body scrubs

Ameristar Casino Resort and Spa

Ameristar Casino Resort and Spa
4.5 star property
St. Charles
8.4 out of 10, Very good, (1,007 reviews)
"The room was great. I enjoyed my stay. "
United States
Wanda
The price is NZ$411
includes taxes & fees
12 Feb - 13 Feb
Ameristar Casino Resort and Spa
Luxury Room, 1 King Bed, Jetted Tub, Garden View | Bathroom

Beall Mansion An Elegant Bed & Breakfast Inn

Beall Mansion An Elegant Bed & Breakfast Inn
4.0 star property
Alton
10.0 out of 10, Exceptional, (37 reviews)
"Wonderful stay! This home is beautiful. Our hosts Sandy and Jim were gracious and it was a pleasure to be with them for the evening. Highly recommended!"
United States
Jeff
The price is NZ$565
includes taxes & fees
2 Mar - 3 Mar
Beall Mansion An Elegant Bed & Breakfast Inn
Couples treatment room(s), hot tub, body treatments, aromatherapy

Four Seasons Hotel St Louis

Four Seasons Hotel St Louis
5.0 star property
Downtown St. Louis
9.4 out of 10, Exceptional, (1,000 reviews)
"Great service, great staff , room service food really good,, great view of the arch and the river. "
United States
Jose
The price is NZ$807
includes taxes & fees
10 Feb - 11 Feb
Four Seasons Hotel St Louis
Massages

21C Museum Hotel St Louis

21C Museum Hotel St Louis
4.5 star property
Downtown West
9.0 out of 10, Wonderful, (1,599 reviews)
"Clean room and the hotel itself is just gorgeous."
United States
anthony
The price is NZ$269
includes taxes & fees
22 Feb - 23 Feb
21C Museum Hotel St Louis
Body treatments, aromatherapy, hot stone massages, deep-tissue massages

The Ritz-Carlton, St. Louis

The Ritz-Carlton, St. Louis
5.0 star property
Clayton
9.2 out of 10, Wonderful, (557 reviews)
"Great property. Concierge level wonderful. "
United States
Mike
The price is NZ$968
includes taxes & fees
15 Feb - 16 Feb
The Ritz-Carlton, St. Louis
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
View all properties

Choose what matters most at spa hotels in St. Charles

Pool
Spa pool

Top St. Charles Hotel Reviews

Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

10/10 Excellent
"Lovely hotel, clean with friendly staff and a hot breakfast although limited. I really like the location. Lots of places to eat nearby or at a short walk. Highly tecommmwnd Bandanas one building over. Easy parking. "
Nuria 2-night trip
Posted 1 day ago
Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

Frequently asked questions

Looking for a spa hotel in St. Charles?
Book one of our lush spa hotels and pamper yourself from the moment you arrive. Travellers highly recommend the restaurants in St. Charles. Enjoy the historical sites and riverfront during your holiday. Hotels with spas are a great way to break away from your daily routine and add a layer of luxury to your stay.
What is the best spa hotel in St. Charles?
Ameristar Casino Resort and Spa is a top luxury spa hotel featuring 6 restaurants, a casino and a 24-hour fitness centre. Treat yourself to a facial, body scrub or hydrotherapy at Ara.
How many spa hotels will I find in St. Charles?
Among Expedia's 161 accommodation options in St. Charles, there is 1 spa hotel.
What's there to see and do in St. Charles?
Experience all that St. Charles has to offer when you visit Historic Main Street, Katy Trail and Lewis & Clark Boathouse and Nature Center. If you have some spare time during your trip, you might want to check out St Charles Convention Center and Ameristar Casino St. Charles.
What is a St. Charles spa hotel?
Spa hotels in St. Charles provide lodging and have a full on-site spa which offers services such as couples massages as well as body treatments. Some also offer in-room treatments. Spa hotels are a must if you want to give yourself an extra treat while on holiday.