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Hotels in O'Fallon

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Check prices for these dates

Tonight
May 25 - May 26
Tomorrow
May 26 - May 27
Next weekend
May 30 - Jun 1
In two weeks
Jun 6 - Jun 8

Where to stay in O'Fallon?

Hampton Inn O'Fallon
Indoor pool

Hampton Inn O'Fallon

2.5 star property
9.4 out of 10, Exceptional, (751)
$109 nightly
The price is $126
May 26 - May 27
Total includes taxes and fees
Hampton Inn 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 O'Fallon are cheapest in January

See average prices and weather for all months

Price trends for hotels in O'Fallon

Pricing is based on two traveler single night rates
May
$119
Average price during May is $119
Jun
$123
Average price during June is $123
Jul
$128
Average price during July is $128
Aug
$137
Average price during August is $137
Sep
$119
Average price during September is $119
Oct
$129
Average price during October is $129
Nov
$122
Average price during November is $122
Dec
$89
Average price during December is $89
Jan
$88
Average price during January is $88
Feb
$93
Average price during February is $93
Mar
$102
Average price during March is $102
Apr
$108
Average price during April is $108
Currently viewing crowd sizes and weather for May.

May

trending_upHigh crowds
High 75°F / low 58°F. Sunny most days.
75°
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May, High crowds, average high temperature 75 degrees Fahrenheit, average low temperature 58 degrees Fahrenheit. Sunny most days.
58°
85°
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June, High crowds, average high temperature 85 degrees Fahrenheit, average low temperature 67 degrees Fahrenheit. Sunny most days.
67°
87°
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July, Moderate crowds, average high temperature 87 degrees Fahrenheit, average low temperature 70 degrees Fahrenheit. Sunny most days.
70°
85°
weather_sun
August, Low crowds, average high temperature 85 degrees Fahrenheit, average low temperature 67 degrees Fahrenheit. Sunny most days.
67°
80°
weather_sun
September, Moderate crowds, average high temperature 80 degrees Fahrenheit, average low temperature 61 degrees Fahrenheit. Sunny most days.
61°
68°
weather_sun
October, High crowds, average high temperature 68 degrees Fahrenheit, average low temperature 50 degrees Fahrenheit. Sunny most days.
50°
55°
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November, Moderate crowds, average high temperature 55 degrees Fahrenheit, average low temperature 38 degrees Fahrenheit. Partly sunny.
38°
45°
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December, Low crowds, average high temperature 45 degrees Fahrenheit, average low temperature 31 degrees Fahrenheit. Partly sunny.
31°
39°
weather_cloudy
January, Low crowds, average high temperature 39 degrees Fahrenheit, average low temperature 25 degrees Fahrenheit. Cloudy most days.
25°
43°
weather_partly_sunny
February, Low crowds, average high temperature 43 degrees Fahrenheit, average low temperature 27 degrees Fahrenheit. Partly sunny.
27°
55°
weather_partly_sunny
March, Moderate crowds, average high temperature 55 degrees Fahrenheit, average low temperature 38 degrees Fahrenheit. Partly sunny.
38°
65°
weather_sun
April, High crowds, average high temperature 65 degrees Fahrenheit, average low temperature 47 degrees Fahrenheit. Sunny most days.
47°
Monthly weather averages (˚F)
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Top landmarks in O'Fallon

O'Fallon Family Sports Park

Explore the great outdoors at O'Fallon Family Sports Park, a lovely green space in O'Fallon. Check out the shops and top-notch restaurants in this family-friendly area.

See properties in O'Fallon Family Sports Park
O'Fallon Family Sports Park

Learn more about O'Fallon

Notable for its sports, O'Fallon features attractions such as O'Fallon Family Sports Park and St. Clair Bowl. This family-friendly city's sights include Scott Air Force Base and visitors speak highly of the local restaurants.

See all hotels in O'Fallon
"I love the smell of decay in the morning..." A beautiful October morning, driving through O'Fallon, IL
Photo by Laila in the World
Open Photo by Laila in the World
A tranquil hotel pool encircled by beautiful arches, enhancing the ambiance for leisure and relaxation.

Summer Getaway Sale

Save 25% or more on select hotels, and earn 50% more rewards on all properties. Book by May 26 and travel by Sep 30, 2025. See terms*
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Frequently asked questions

What hotels do travelers recommend in O'Fallon?
Drury Inn & Suites St. Louis O’Fallon, IL, Hampton Inn O’Fallon and Fairfield Inn & Suites by Marriott O’Fallon, IL are all accommodations that are popular with guests.
Where can I get free parking with my stay in O'Fallon?
Park your car for free at these properties: O’Fallon Suites Hotel, Quality Inn O’Fallon I-64 and Regency Inn & Suites. There are 11 choices you may want to check out on our site.
Can I book refundable hotels in O'Fallon?
If you’re looking for the flexibility to change your plans to O’Fallon, most hotels offer refundable* bookable rates. You can find these accommodations by searching our site and using the “fully refundable” filter to narrow the results down.
Where can I stay with my pet in O'Fallon?
Your furry friend can stay with you at these pet-friendly hotels: Drury Inn & Suites St. Louis O’Fallon, IL, Super 8 by Wyndham O’Fallon and Hilton Garden Inn St. Louis Shiloh/O’Fallon IL. There are 10 alternatives to choose from on our site.
Which O'Fallon hotels do our guests like for their central location?
Our guests rave about the location of these properties: Baymont by Wyndham O’Fallon St. Louis Area, Super 8 by Wyndham O’Fallon and Regency Inn & Suites.
Where can I stay in O'Fallon if I'm looking for a cheap accommodation?
A few inexpensive options worth considering are Hampton Inn O’Fallon, Baymont by Wyndham O’Fallon St. Louis Area and Super 8 by Wyndham O’Fallon.
Where can I stay if I'm visiting O'Fallon for a family-friendly vacation?
Parents traveling with children may want to consider Drury Inn & Suites St. Louis O’Fallon, IL, Super 8 by Wyndham O’Fallon and La Quinta Inn & Suites by Wyndham O’Fallon, IL - St. Louis.
Where should I stay in O'Fallon for a getaway with my partner?
Hilton Garden Inn St. Louis Shiloh/O’Fallon IL is a great option for a romantic getaway.
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 38°F. April and May are the months with the most rain.
Why should I book my O'Fallon hotel with 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.

Terms and conditions

*Book by 5/26/2025 11:59 pm in hotel property local time. Stay between 4/17/2025-9/30/2025. Member Prices are available to Hotels.com® app users and One Key members. Limited availability, blackout periods may apply.

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