Hotels in O'Fallon

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Tonight
Dec 14 - Dec 15
Tomorrow
Dec 15 - Dec 16
Next weekend
Dec 19 - Dec 21
In two weeks
Dec 26 - Dec 28

Where to stay in O'Fallon?

Lobby
Comfort Inn & Suites St. Louis - O'Fallon
Comfort Inn & Suites St. Louis - O'Fallon
2.5 star property
7.6 out of 10, Good, (1002)
The price is CNY552
CNY651 total
includes taxes & fees
Jan 4 - Jan 5, 2026
Comfort Inn & Suites St. Louis - O'Fallon
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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Check out hotels with a pool in O'Fallon

Exterior
Holiday Inn Express St. Louis West - O'Fallon by IHG

Holiday Inn Express St. Louis West - O'Fallon by IHG

Holiday Inn Express St. Louis West - O'Fallon by IHG
2.5 star property
O'Fallon
8.6 out of 10, Excellent, (833)
The price is CNY586
CNY691 total
includes taxes & fees
Dec 18 - Dec 19
Holiday Inn Express St. Louis West - O'Fallon by IHG
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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When is the best time to visit O'Fallon?

Our prices for hotels in O'Fallon are cheapest in February
Price trends for hotels in O'Fallon
Pricing is based on two traveler single night rates
View properties in December
Currently viewing crowd sizes and weather for December.
Typical weather for O'Fallon
December
Low crowds
High 7°C / low -1°C. Partly sunny.
View properties in December
7°
weather_partly_sunny
December, Low crowds, average high temperature 7 degrees Celsius, average low temperature -1 degrees Celsius. Partly sunny.
-1°
4°
weather_cloudy
January, Low crowds, average high temperature 4 degrees Celsius, average low temperature -4 degrees Celsius. Cloudy most days.
-4°
6°
weather_partly_sunny
February, Low crowds, average high temperature 6 degrees Celsius, average low temperature -3 degrees Celsius. Partly sunny.
-3°
13°
weather_partly_sunny
March, Moderate crowds, average high temperature 13 degrees Celsius, average low temperature 3 degrees Celsius. Partly sunny.
3°
18°
weather_sun
April, Low crowds, average high temperature 18 degrees Celsius, average low temperature 8 degrees Celsius. Sunny most days.
8°
24°
weather_sun
May, Moderate crowds, average high temperature 24 degrees Celsius, average low temperature 14 degrees Celsius. Sunny most days.
14°
29°
weather_sun
June, High crowds, average high temperature 29 degrees Celsius, average low temperature 19 degrees Celsius. Sunny most days.
19°
31°
weather_sun
July, High crowds, average high temperature 31 degrees Celsius, average low temperature 21 degrees Celsius. Sunny most days.
21°
30°
weather_sun
August, High crowds, average high temperature 30 degrees Celsius, average low temperature 20 degrees Celsius. Sunny most days.
20°
27°
weather_sun
September, Moderate crowds, average high temperature 27 degrees Celsius, average low temperature 16 degrees Celsius. Sunny most days.
16°
20°
weather_sun
October, High crowds, average high temperature 20 degrees Celsius, average low temperature 10 degrees Celsius. Sunny most days.
10°
13°
weather_partly_sunny
November, Moderate crowds, average high temperature 13 degrees Celsius, average low temperature 3 degrees Celsius. Partly sunny.
3°
Monthly weather averages (˚C)

Top landmarks in O'Fallon

9-11 Memorial

3.9/5 (30 reviews)
If you're planning a bit of sightseeing head to 9-11 Memorial— just one of the monuments located 30.5 mi (49.2 km) from the center of St. Louis.
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CarShield Field

3.5/5 (2 reviews)
You can catch an event at CarShield Field, located 1.2 mi (2 km) from central O'Fallon.
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Learn more about O'Fallon

O'Fallon is well-known for its attractions such as Alligator Creek Aquatic Center and CarShield Field. Visitors to this family-friendly city speak highly of the restaurants whereas sights include 9-11 Memorial and Mississippi River.

See all hotels in O'Fallon
St. Louis, Missouri, USA

Check out reviews of O'Fallon hotels guests love

Motel 6 Hazelwood, MO

Motel 6 Hazelwood, MO

10/10 Excellent
"Clean and quiet"
Jane 1-night trip
Posted 1 day ago
Motel 6 Hazelwood, MO

Frequently asked questions

How much does a hotel room cost in O'Fallon?
You can discover great hotels in O'Fallon from CNY511 with properties to suit all budgets and needs. To find an affordable hotel in O'Fallon that meets all of your requirements, just apply filters on Hotels.com and sort hotels by "Price: low to high".
How can I find deals and earn rewards at O'Fallon hotels?
Discover great deals on O'Fallon hotel stays with Hotels.com. It's also a good idea to look at hotel prices mid-week or during the low season as you're likely to find off-peak deals. If it's a spontaneous trip, check out our last-minute deals on O'Fallon hotels.
Can I book O'Fallon hotels with free cancellation?
It's easy to book a refundable O'Fallon hotel on Hotels.com. Simply filter hotels by "Property cancellation options" and select "Fully refundable property". Most hotels offer free cancellation, so you can receive a refund if you need to cancel. Some hotels do require cancelling more than 24 hours before check-in, so double-check your booking beforehand.
What are some top pet-friendly hotels in O'Fallon?
Consider one of our travelers' favorite pet-friendly hotels in O'Fallon:You can also use the "Amenities" filter in your search on Hotels.com and check "Pet friendly" to discover more pet-friendly hotels in O'Fallon.
What are some of the best kid-friendly hotels in O'Fallon?
One of the best O'Fallon hotels for kids is Residence Inn by Marriott O'Fallon. Residence Inn by Marriott O'Fallon is a kid-friendly hotel with a guest score of 8.4 out of 10 offering family-friendly amenities like an indoor pool and free parking, plus free cribs in guestrooms. Explore more kid-friendly hotels in O'Fallon by using our "Family friendly" filter in your search on Hotels.com.
What are the top O'Fallon hotels with a pool?
For a little extra luxury, discover some of the best O'Fallon hotels with a pool. Hilton Garden Inn St. Louis/O'Fallon MO is a great hotel with an indoor pool and a guest rating of 8.8 out of 10. Plus, you can make the most of its restaurant and bar/lounge. Residence Inn by Marriott O'Fallon is a popular hotel that features an indoor pool along with an outdoor tennis court and a free buffet breakfast. You can select "Pool" in the "Amenities" filter of your search on Hotels.com to find even more places to stay in O'Fallon with a pool.
What are some of the best O'Fallon hotels with free parking?
If you're exploring by car, finding a great O'Fallon hotel with free parking is a win. Our travelers' favorites include:
What are some popular hotels in central O'Fallon?
For hotels in central O'Fallon, check out Drury Inn & Suites St. Louis St. Peters and Hilton Garden Inn St. Louis/O'Fallon MO. Travelers love Drury Inn & Suites St. Louis St. Peters for its location, as well as the indoor pool, hot tub and free buffet breakfast this hotel offers. Hilton Garden Inn St. Louis/O'Fallon MO is another popular central hotel with an indoor pool, a restaurant and a bar/lounge.
What hotels do travelers recommend in O'Fallon?
Sleep Inn & Suites O'Fallon MO - Technology Drive, Holiday Inn Express St. Louis West - O'Fallon by IHG and Staybridge Suites O'Fallon Chesterfield by IHG are all properties that our guests really like.
Can I book a refundable hotel in O'Fallon?
If you want the flexibility to change your plans to O'Fallon, most hotels offer refundable* bookable rates. You can find these properties by searching our site and using the "fully refundable" filter to narrow down the results.
Where can I stay in O'Fallon if I want a vacation rental instead of a hotel?
If you want to find a good alternative to a hotel, review our selection of 16 vacation homes. You also might want to book one of 5 condos for your trip.
What will the weather in O'Fallon be like during my trip?
July and August are typically the warmest months in O'Fallon when the average temp is 75°F. January and February are the coldest months when the average temperature is 37°F. May and April are the months with the most rain.

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