A city skyline with a prominent arch landmark, several high-rise buildings, and boats on a river.

Find Spa Hotels in O'Fallon, IL from CA $246

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Check availability on O'Fallon Spa Hotels

Next weekend
Jul 3 - Jul 5
In two weeks
Jul 10 - Jul 12

Our top choices for O'Fallon hotels with a spa

Couples treatment rooms, 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, (1,002 reviews)
  • cleanliness
    Discover a tranquil haven with 12 treatment rooms, outdoor pool, and breathtaking views at this rejuvenating spa retreat.
The price is CA $504
CA $589 total
includes taxes & fees
Jun 29 - Jun 30
Four Seasons Hotel St Louis
Restaurant

21C Museum Hotel St Louis

21C Museum Hotel St Louis
4.5 star property
Downtown West
9.0 out of 10, Wonderful, (1,932 reviews)
  • cleanliness
    Discover spa services, a steam room, and an Olympic-sized indoor pool at this modern hotel, all designed for rejuvenating getaways.
The price is CA $204
CA $246 total
includes taxes & fees
Jul 19 - Jul 20
21C Museum Hotel 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.
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Choose what matters most at spa hotels in O'Fallon

Pool
Hot tub

Top O'Fallon Hotel Reviews

Hyatt Regency St. Louis at The Arch

Hyatt Regency St. Louis at The Arch

10/10 Excellent
"Easy check in to check out staff was very helpful"
Dustin 1-night trip
Posted less than an hour ago
Hyatt Regency St. Louis at The Arch

Frequently asked questions

How much does a spa hotel in O'Fallon cost?
Enjoy staying in a spa hotel in O'Fallon, with plenty of hotels from CA $246 offering incredible amenities. If you're leaning toward a little luxury, prices can rise, and may vary depending on the location, season, and hotel amenities. Be sure to book in advance to enjoy more options and potentially better rates, especially if you're planning a trip during the weekend or around public holidays.
Is it cheaper to book a spa hotel in O'Fallon with flights as part of a package deal?
Booking a hotel and flight package on Expedia can be cheaper than booking flights and hotels separately. Bundling can lead to significant savings, especially for international travel or when booking well in advance. However, savings vary depending on factors like destination, travel dates, and availability, so it's wise to compare options. With access to over 300,000 hotels worldwide, Expedia makes it easy to build the perfect travel package.
Are there any unique spa experiences available in O'Fallon?
Yes, O'Fallon, Illinois, offers several unique spa experiences that blend traditional relaxation with specialised treatments.

Just Relax Spa provides a serene retreat with a variety of rejuvenating spa services designed to help clients unwind and de-stress in a peaceful environment.

Skin Serenity specialises in customised aesthetic and massage services, offering personalised skincare treatments in a calm setting.

Sole Luna Massage Therapy offers over 20 services, including therapeutic massages, facials, body treatments, and medicupping, all in a calming and restorative atmosphere tailored to individual preferences.

Pure 111 Medical Spa blends medical expertise with luxury spa experiences, providing advanced aesthetic treatments such as laser therapies, injectables, chemical peels, and customised treatment plans for skin health and cosmetic goals, with an emphasis on long-lasting results and expert guidance.

Serene Renewal Medical Spa offers a holistic approach with services like bioidentical hormone treatments, IPL therapy, RF microneedling, chemical peels, dermaplaning, and Hydrafacial MD, focusing on enhancing natural beauty and boosting self-confidence through advanced medical aesthetics.
How can I save on a spa hotel in O'Fallon with Expedia?
Members always get our best prices. Find our best O'Fallon spa hotel deals by joining Expedia's free travel rewards program—One Key™. As a member, you can unlock instant savings and member perks when you're logged in to your account. For a spontaneous weekend retreat, discover last-minute offers.
Can I cancel my spa hotel reservation on Expedia?
Many Expedia hotel reservations are refundable, provided that you cancel before the hotel's cancellation deadline. This is often within 24-48 hours of your scheduled arrival. Be sure to check your booking confirmation for the exact cancellation policy. For maximum flexibility, use Expedia's "Fully refundable property" filter during your search to find the right spa hotel in O'Fallon for you.

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