Missouri, United States
Hotels in O'Fallon, United States
O'Fallon is a town in Missouri, United States with about 85,000 residents. MAQAMI's live booking engine lists 6 hotels and other stays here. The nearest airport with scheduled flights is St. Louis Lambert International Airport (STL), about 29 km away. The most comfortable months are usually April, September and October, with average highs around 19–27°C.
Guide updated October 2026. Prepaid by Stripe · instant confirmation · 24/7 support.
- Hotels found
- 6
- MAQAMI inventory, October 2026
- Member saving
- Up to 10%
- vs guest price, signed in
- Nearest airport
- STL · 29 km
- St. Louis Lambert International Airport
- Best months
- April and September
- NASA climate averages
Where to stay
Popular hotels in O'Fallon
Residence Inn by Marriott O'Fallon
★★★Hotels10 km from centre
8.2
Very good
Staybridge Suites O'Fallon Chesterfield by IHG
★★★Hotels10 km from centre
8.2
Very good
Sleep Inn & Suites O'Fallon MO - Technology Drive
★★★★Hotels11 km from centre
8.5
Excellent
Staybridge Suites O'Fallon Chesterfield by IHG
★★★Hotels11 km from centre
8.4
Very good
Super 8 by Wyndham O'Fallon MO/St. Louis Area
★Hotels2.4 km from centre
6.6
Fair
Spacious O'fallon Vacation Home: 30 Mi to St Louis
★★★Cottages4.3 km from centre
6.0
Fair
Hotel mix
What kind of places to stay are in O'Fallon?
| 4-star | 1 |
|---|---|
| 3-star | 4 |
| 1-star | 1 |
| Hotels | 5 |
|---|---|
| Cottages | 1 |
When to go
Weather in O'Fallon by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 3 | 5 | 12 | 19 | 24 | 29 | 31 | 31 | 27 | 20 | 12 | 5 |
| Low °C | -7 | -5 | 0 | 7 | 13 | 18 | 20 | 19 | 15 | 7 | 1 | -4 |
| Rain mm | 57 | 56 | 83 | 111 | 126 | 111 | 102 | 96 | 82 | 89 | 74 | 66 |
Getting there
Airports near O'Fallon
- STL · St. Louis Lambert International Airport29 km
- BLV · Scott AFB/Midamerica Airport81 km
- COU · Columbia Regional Airport132 km
Straight-line distances from the city centre. Airport data: OurAirports.
Key facts
O'Fallon at a glance
- Country
- United States
- Region
- Missouri
- Population
- 85,040 (GeoNames)
- Elevation
- 165 m
- Time zone
- America/Chicago
- Coordinates
- 38.811, -90.700
About
About O'Fallon
O'Fallon is a city in St. Charles County, Missouri, United States.
From the Wikipedia article “O'Fallon, Missouri”, licensed under CC BY-SA 4.0.
FAQ
O'Fallon hotels: common questions
How can I get the lowest hotel price in O'Fallon?
Search O'Fallon on book.maqami.co and sign in with a free MAQAMI account before you book. Signed-in members see member prices, which are up to 10% below the guest price shown to visitors who are not signed in. Prices are live and change with dates and availability.
How many hotels can I book in O'Fallon?
MAQAMI's live inventory search returned 6 hotels, apartments and other stays within 30 km of central O'Fallon (checked October 2026). Availability for your dates is shown when you search.
What is the best time to visit O'Fallon?
Based on 20-year NASA climate averages, April, September and October usually offer the most comfortable weather in O'Fallon. July is the warmest month (average high 31°C) and May is the wettest (126 mm of rain on average).
Which airport is closest to O'Fallon?
St. Louis Lambert International Airport (STL) is about 29 km from the centre of O'Fallon. Scott AFB/Midamerica Airport (BLV) is 81 km away. You can book flights and hotels together on book.maqami.co.
Do I pay anything at the hotel in O'Fallon?
You pay for the room in full at checkout on book.maqami.co, through Stripe. Some hotels also charge local taxes such as a city or tourism tax directly at the property; when a rate has such a fee, it is shown before you pay.
Prefer to ask an AI assistant?
Connect the free MAQAMI MCP server to ChatGPT, Claude or Cursor and ask: Find me a 4-star hotel in O'Fallon for next month
. It searches live MAQAMI prices and returns a secure checkout link.
Ready to book O'Fallon?
Live prices, prepaid checkout by Stripe, instant confirmation. Sign in free to save up to 10%.