Hotels in O'Fallon

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Check prices for these dates

Tonight
Mar 20 - Mar 21
Tomorrow
Mar 21 - Mar 22
This weekend
Mar 21 - Mar 23
Next weekend
Mar 28 - Mar 30

Where to stay in O'Fallon?

Comfort Inn & Suites St. Louis - O'Fallon
Lobby

Comfort Inn & Suites St. Louis - O'Fallon

2.5 star property
7.6 out of 10, Good, (986)
The price is $88
$103 total
includes taxes & fees
Mar 30 - Mar 31
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.
trending_down

Our prices for hotels in O'Fallon are cheapest in December

See average prices and weather for all months

Price trends for hotels in O'Fallon

Pricing is based on two traveler single night rates
Mar
$121
Average price during March is $121
Apr
$157
Average price during April is $157
May
$146
Average price during May is $146
Jun
$158
Average price during June is $158
Jul
$153
Average price during July is $153
Aug
$136
Average price during August is $136
Sep
$143
Average price during September is $143
Oct
$129
Average price during October is $129
Nov
$129
Average price during November is $129
Dec
$120
Average price during December is $120
Jan
$121
Average price during January is $121
Feb
$122
Average price during February is $122
Currently viewing crowd sizes and weather for March.

March

trending_flatModerate crowds
High 13°C / low 3°C. Partly sunny.
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°
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°
Monthly weather averages (˚C)
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Top landmarks in O'Fallon

CarShield Field

You can catch an event at CarShield Field, located 1.2 mi (2 km) from central O'Fallon.

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CarShield Field

Learn more about O'Fallon

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

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Frequently asked questions

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 Hilton Garden Inn St. Louis/O’Fallon MO 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 18 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.
Why should I book my O'Fallon hotel through Hotels.com?
There are lots of reasons to book your O’Fallon trip with us: our free cancellations on selected hotels* gives you flexibility, and with One Key™, our rewards program, you will be able to earn and use OneKeyCash™** on all eligible bookings such as hotels, car rentals, flights, vacation rentals and more on Hotels.com, Expedia and Vrbo.