Saunas in St. Louis, MO
St. Louis runs on contrast therapy — FLOAT STL, Stretch U, and Tempo pair infrared sauna with cold plunge across the metro, backed by Life Time and Missouri Athletic Club's cedar saunas and steam rooms.
16 studios in St. Louis
FLOAT STL – Midtown
Midtown · St. Louis, MO
Wellness studio serving St. Louis since 2015, pairing infrared sauna heat with cold plunge immersion for contrast therapy. Also offers float therapy and massage.
FLOAT STL – Maryland Heights
Maryland Heights · St. Louis, MO
Suburban location of FLOAT STL in Maryland Heights offering infrared sauna, cold plunge, and contrast therapy sessions alongside float therapy.
Stretch U – Central West End
Central West End · St. Louis, MO
Assisted-stretch studio two blocks from BJC Medical Center with a full recovery suite: infrared sauna, cold plunge, red light therapy, and compression.
Salty Spa
Ellisville · St. Louis, MO
Holistic day spa in West County offering infrared sauna sessions paired with cold plunge, plus halotherapy, red light, compression, and ionic foot detox.
Pūr Sweat – Infrared Sauna Studio
Crestwood · St. Louis, MO
Dedicated infrared sauna studio in Crestwood (woman-owned) also offering halotherapy in its SALT Booth. Private sauna sessions by appointment.
Restore Hyper Wellness – Chesterfield
Chesterfield · St. Louis, MO
Science-backed wellness studio with infrared sauna as a core therapy, plus whole-body cryotherapy, red light therapy, compression, and IV drips.
Life Time – West County-Chesterfield
Chesterfield · St. Louis, MO
Athletic country club whose official amenities page lists a cedarwood sauna, locker-room saunas, and eucalyptus steam rooms, plus indoor and outdoor whirlpools.
Locust Street Athletic and Swim Club
Downtown · St. Louis, MO
Downtown athletic club in the historic former West End YMCA building; official site lists a steam room and dry sauna alongside a 4-lane lap pool and massage.
St. Louis Strength Academy
Brentwood · St. Louis, MO
Strength-training gym in Brentwood with a dedicated cold plunge for post-workout muscle recovery and mental clarity, described on its official site.
HOTWORX – St. Louis (Midtown)
Midtown · St. Louis, MO
24-hour infrared fitness studio where members do virtually instructed HIIT and isometric workouts (hot yoga, hot Pilates, hot cycle) inside infrared saunas.
HOTWORX – Creve Coeur
Creve Coeur · St. Louis, MO
24-hour infrared fitness studio in Creve Coeur offering 15-minute HIIT and 30-minute isometric workouts inside patented infrared saunas.
HOTWORX – O'Fallon
O'Fallon · St. Louis, MO
24-hour infrared fitness studio in O'Fallon with virtually instructed infrared sauna workouts including hot yoga, hot Pilates, and HIIT sessions.
Float Edwardsville
Edwardsville · St. Louis, MO
Luxury float spa on the Illinois side of the metro with an infrared sauna used to warm up before float sessions, plus licensed massage therapy.
Origin Wellness
Central West End · St. Louis, MO
Wellness center near the Central West End with far-infrared sauna sessions and Thermal Relax, plus cryotherapy, red light, salt room, and oxygen therapy.
Missouri Athletic Club – Downtown Clubhouse
Downtown · St. Louis, MO
Historic private athletic club downtown; its official athletics page lists whirlpools, steam rooms, and sauna at the Downtown Clubhouse (plus steam room and whirlpool at the West Clubhouse).
Tempo Fitness & Wellness
St. Louis, MO
Personal-training gym in West County whose official site advertises a recovery room with infrared sauna and cold plunge for circulation, inflammation, and soreness.
Looking for a sauna in St. Louis?
Most studios offer single sessions, multi-session packs, and monthly memberships. Infrared sauna sessions typically run 30–45 minutes; cold plunge sessions are shorter. If you're new to contrast therapy, start with one hot-cold cycle and build from there — and confirm hours and prices with the studio before visiting.