Relax Inn Saint Charles is a 2-star hotel in Saint Charles, Missouri, United States. Located at 3800 Harry S. Truman Boulevard, it sits about 22,9 mi from the city center, offering a straightforward base for travelers exploring the area.

Prices start from $63 per night, providing an affordable option for budget-minded guests.

With 556 reviews, guests share a range of experiences. Featured amenities include free private parking, free WiFi, air conditioning, on-site parking (free), a 24-hour front desk, and non-smoking rooms.

Budget-minded travelers will appreciate the straightforward comfort at Relax Inn Saint Charles. This 2-star hotel sits at 3800 Harry S. Truman Boulevard in Saint Charles, Missouri, and keeps things simple with practical perks like free private parking, on-site parking (free), free WiFi, air conditioning, and a 24-hour front desk alongside non-smoking rooms. Payment is handled with major cards—Visa, Mastercard, American Express, Discover, Diners Club, and Carte Blanche—while cash is not accepted.

Several non-smoking room options suit different group sizes. The Double Room comes with two queen beds and can accommodate up to 4 adults and 3 children (about 291 square feet). The King Room includes a king bed and can host the same generous occupancy, also around 291 square feet. Room - 2 Queen features two queen beds in 291 square feet, while the Queen Room offers a single queen bed for two. The Deluxe, Garden View is a non-smoking option for two adults.

With a mix of affordable lodging and key conveniences, this property serves as a friendly base for road trips, weekend escapes, or family adventures in the Saint Charles area. The constant availability of parking, Wi‑Fi, air conditioning, and a 24-hour front desk helps keep plans flexible, while a range of room sizes makes it easy to match a stay to any group.