Relax Inn Saint Charles
3800 Harry S. Truman Boulevard, St. Charles
Checking price…
Guests loved it
Great location
Well reviewed
1,092 guest reviews.
Popular amenities
About Relax Inn Saint Charles
Convenient Location
Located within five miles of Old Town Saint Charles, the Relax Inn Saint Charles is the perfect base for exploring antique shops, historic parks, and nearby attractions like the Gateway Arch and St. Louis Zoo.
Outdoor Adventure
Guests can take advantage of the hotel's proximity to the Katy Trail, ideal for hiking and biking enthusiasts. Explore Daniel Boone's homestead or take a short drive to St. Louis for more entertainment options.
Modern Amenities
The hotel offers free high-speed wireless Internet, free local calls, and a business center for corporate travelers. Each guest room is equipped with cable TV, a desk, and a hair dryer, ensuring a comfortable stay. Free parking is also available for added convenience.
Book your stay at the Relax Inn Saint Charles now for a memorable and convenient experience!
Good to know about Relax Inn Saint Charles
Check-in
03:00 PM
Check-out
11:00 AM
Pets
Not allowed
Children
Welcome
How Relax Inn Saint Charles's price works
One flat fee
The price is what the hotel charges us plus one small, flat service fee — the same for every guest.
No surveillance pricing
We never use your device, location or browsing history to decide what you pay.
All-in, no surprises
Taxes and known fees are shown up front. What you see is what you book.
Relax Inn Saint Charles reviews
Pleasant
1,092 reviews · updated January 2026
Guests loved
- + Great location
- + Friendly staff
- + Affordable price
Worth noting
- – Cleanliness issues
- – Infestations
- – Poor room conditions
Things to do near Relax Inn Saint Charles
3800 Harry S. Truman Boulevard, St. Charles
Open in Google Maps ↗Relax Inn Saint Charles property amenities
Internet
- WiFi available
- Free WiFi
Parking & transportation
- Parking
- Free Parking
- Private parking
- Accessible parking
Food & drink
- Vending machine - snacks
Services & conveniences
- 24-hour front desk
- Daily housekeeping
- Staff adhere to local safety protocols
- Laundry washed per local authority guidelines
Climate & comfort
- Non-smoking rooms
- Air conditioning
More
- Vending machine - drinks
- Guest rooms disinfected between stays
- Cleaning standards that are effective against Coronavirus
- Fire extinguishers
- First aid kit available
- Invoice provided
- Smoke alarms
Relax Inn Saint Charles room amenities
Bedroom
- No rollaway/extra beds
Bathroom
- Hair dryer
- Private bathroom
- Toilet paper
- Toilet
Entertainment
- TV
- Radio
Food & drink
- Coffee/tea maker
Internet & phone
- Free Local calls
- Free WiFi
- Telephone
Comfort
- Air conditioning
- Heating
More
- Desk
- Shampoo
- Daily housekeeping
- Access via exterior corridors
- Alarm clock
Frequently asked questions about Relax Inn Saint Charles
What are the check-in and check-out times at Relax Inn Saint Charles?
Check-in starts at 03:00 PM and check-out is by 11:00 AM.
Does Relax Inn Saint Charles have WiFi?
WiFi is available at Relax Inn Saint Charles. Check your room's details for whether it's free or carries a charge.
Is parking available at Relax Inn Saint Charles?
Yes, parking is available at Relax Inn Saint Charles. A fee may apply — see the property's important information.
Do the rooms at Relax Inn Saint Charles have air conditioning?
Yes, rooms at Relax Inn Saint Charles have air conditioning.
Is Relax Inn Saint Charles wheelchair accessible?
Relax Inn Saint Charles offers facilities for guests with disabilities. Contact the property to confirm the specifics for your needs.
Is Relax Inn Saint Charles pet-friendly?
No, pets are not allowed at Relax Inn Saint Charles.
Is Relax Inn Saint Charles family-friendly?
Yes, Relax Inn Saint Charles welcomes families.
How far is Relax Inn Saint Charles from Honolulu airport (HNL)?
It's about 4112 mi (straight-line) from Honolulu airport (HNL).
What's the closest beach to Relax Inn Saint Charles?
The nearest is Lanikai Beach, about 4098 mi away (straight-line).
What is the cancellation policy at Relax Inn Saint Charles?
It depends on the rate you pick — many rooms at Relax Inn Saint Charles offer free cancellation. You'll see each room's exact policy before you book.
Are there extra fees at Relax Inn Saint Charles?
Any mandatory property fees are shown in your all-in total before you book — no surprises at checkout.
What guest services does Relax Inn Saint Charles offer?
Relax Inn Saint Charles offers services such as laundry.
Is Relax Inn Saint Charles a good place to stay?
Guests rate it 6.3/10 (Pleasant) across 1,092 reviews.
How does pricing work at Relax Inn Saint Charles on travelpluscost?
One honest price: what the hotel charges us plus one small flat fee — the same for everyone, never based on your data. No hidden markup and no fake discounts.
Relax Inn Saint Charles policies
Parking
Free private parking is possible on site (reservation is not needed).
Groups
When booking more than 5 rooms, different policies and additional supplements may apply.
Internet
WiFi is available in all areas and is free of charge.
Children and extra bed policy
Children of any age are allowed. You haven't added any cots. You haven't added any extra beds.
Pets
Pets are not allowed.
You need to know about Relax Inn Saint Charles
You must show a valid photo ID and credit card upon check-in. Please note that all special requests cannot be guaranteed and are subject to availability upon check-in. Additional charges may apply. Guests under the age of 21 can only check in with a parent or official guardian.Guests are required to show a photo ID and credit card upon check-in. Please note that all Special Requests are subject to availability and additional charges may apply. A deposit may be required at the property.
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