Avg. for September
Avg. for September
Nightly prices at Relax Inn Saint Charles average $58 in March, the cheapest month, and $64 in July, the most expensive, based on the last 12 months.
| Month | Average price |
|---|---|
| January | $59 |
| February | $59 |
| March | $58 |
| April | $62 |
| May | $60 |
| June | $64 |
| July | $64 |
| August | $60 |
| September | $61 |
| October | $60 |
| November | $60 |
| December | $60 |
Most expensive: July (~$64)
Cheapest: March (~$58)
Parking
Free Wi-Fi
Non-Smoking Rooms
Housekeeping
Vending Machines
Free Parking
Cave Spring Golf Center (0.7 miles)
Kokomo Joe's Family Fun Center (0.9 miles)
Barnes-Jewish St. Peters Hospital (1.3 miles)
Fresenius Medical Care (1.4 miles)
Mid Rivers Mall (3.5 miles)
Lindenwood University (3.8 miles)
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Based on 1,002 verified reviews
AI-generated summary based on recent guest reviews
Reviews of Relax Inn Saint Charles portray a basic, budget roadside motel with a convenient location but highly mixed experiences, ranging from clean, quiet stays with comfortable beds to serious concerns about pests, odors, and deferred maintenance.
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LINDA
May 30, 2026
·
Stayed 1 night
paula
May 26, 2026
·
Stayed 2 nights
Adam
May 18, 2026
·
Stayed 1 night
Elaine
May 18, 2026
·
Stayed 1 night
Katherine
May 17, 2026
·
Stayed 1 night
Free self-parking is available on-site, with limited spaces.
Check-in is from 3:00 PM to 11:59 PM, and check-out is at 11:00 AM. Early check-in may be available for a fee of USD 25.00, subject to availability.
The hotel is located within a 10-minute drive of Ameristar Casino St. Charles and Hollywood Casino Amphitheatre. It is approximately 0.7 miles from Cave Spring Golf Center and 9.9 miles from the Mississippi River.
One child 18 years old or younger stays free when occupying the parent or guardian's room, using existing bedding.
Instant AI responses are based on hotel information
Over the next 60–90 days, room rates at Relax Inn Saint Charles in St. Charles typically land around $72 a night for two guests, ranging from $67 to $72 on peak and low-availability dates.
Relax Inn Saint Charles in St. Charles undercuts its competitors—cheaper than 19 of 19 comparable hotels nearby, which typically run around $94 a night—and its location near Historic Main Street and the St. Charles Convention Center makes it a convenient, budget-friendly option for families and couples.
The quietest month at Relax Inn Saint Charles in St. Charles is January, while September is the busiest. Expect crowds and higher demand around late summer and early fall, with lower foot traffic in winter.
Relax Inn Saint Charles in St. Charles is set near Historic Main Street and the St. Charles Convention Center, with easy access to Mid Rivers Mall, Frontier Park and the Lewis & Clark Boathouse and Nature Center. The property commonly welcomes families and couples visiting these local sights.
March is the cheapest month to stay at Relax Inn Saint Charles in St. Charles, averaging $66 a night; July is the priciest at $73. March is the low-cost month even though January is the quietest month for crowds.
The current price at Relax Inn Saint Charles in St. Charles is $67 per night for 2 guests, which is typical for this hotel: within 10% of its $72 average over the last 60 days. Most nights over that period fell between $66 and $80.
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Average nightly price across deals, with taxes & fees.
Prices in USD for 2 guests, updated daily.