How far is O'Fallon, IL from Chicago, IL?
Distance by Flight
Shortest distance between O'Fallon and Chicago is 254.72 miles (409.93 km).
Flight distance from O'Fallon, IL to Chicago, IL is 254.72 miles. Estimated flight time is 00 hours 34 minutes.
It takes 00 hours 31 minutes to travel from O'Fallon to Chicago with an airplane (average speed of 550 miles).
Driving distance
The driving distance from O'Fallon, Illinois to Chicago, Illinois is: 288.88 miles (464.91 km) by car.
Driving from O'Fallon to Chicago will take approximately 04 hours 31 minutes.
#1 O'Fallon
Township in St. Clair County, Illinois
| Population | 29606 |
|---|---|
| GPS Coordinates | 38°35'32"N 89°54'40"W |
| Latitude | 38.5922700 |
| Longitude | -89.9112100 |
| Altitude | 167 |
| Country | United States |
#2 Chicago
The third most populous city in the United States and the center of the Chicago metropolitan area. It is located on the shores of Lake Michigan, in northeastern Illinois. Chicago is a major center for finance, commerce, and industry.
| Population | 2677643 |
|---|---|
| GPS Coordinates | 41°51'0"N 87°39'0"W |
| Latitude | 41.850033 |
| Longitude | -87.6500523 |
| Altitude | 179 |
| Country | United States |
Ending point in Chicago: (-87.650099,41.850032)
Estimated Travel Time Between O'Fallon and Chicago
The distance between O'Fallon and Chicago is 465 km if you choose to drive by road. You can go 05 hours 09 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
There is no time difference between O'Fallon and Chicago. The current time is 02:16:24.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 09 hours 37 minutes |
| 40 mph (64.37 km/h) | 07 hours 13 minutes |
| 50 mph (80.47 km/h) | 05 hours 46 minutes |
| 60 mph (96.56 km/h) | 04 hours 48 minutes |
| 70 mph (112.65 km/h) | 04 hours 07 minutes |
| 75 mph (120.7 km/h) | 03 hours 51 minutes |
| 80 mph (128.75 km/h) | 03 hours 36 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 38.59 liters (10.19 gallon) of gas to cover the route between O'Fallon and Chicago.
The estimated cost of gas to go from O'Fallon to Chicago is $36.77 (diesel $43.83).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $36.77 | $41.92 | $46.39 | $43.83 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in Illinois ) per gallon of daily gas for calculations is $3.607 (Diesel $4.300) /gallon. Last changed prices on December 22, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between O'Fallon and Chicago (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
