How far is O'Fallon, IL from Rockford, IL?
Distance by Flight
Shortest distance between O'Fallon and Rockford is 257.79 miles (414.87 km).
Flight distance from O'Fallon, IL to Rockford, IL is 257.79 miles. Estimated flight time is 00 hours 34 minutes.
It takes 00 hours 31 minutes to travel from O'Fallon to Rockford with an airplane (average speed of 550 miles).
Driving distance
The driving distance from O'Fallon, Illinois to Rockford, Illinois is: 289.4 miles (465.74 km) by car.
Driving from O'Fallon to Rockford will take approximately 04 hours 25 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 Rockford
The second most populous city in Illinois. It is located in the northwestern part of the state. Rockford is known for its many manufacturing companies, its many parks and green spaces, and its many attractions, such as the Rockford Art Museum and the Burpee Museum of Natural History.
| Population | 144835 |
|---|---|
| GPS Coordinates | 42°16'16"N 89°5'38"W |
| Latitude | 42.2711300 |
| Longitude | -89.0940000 |
| Altitude | 218 |
| Country | United States |
Ending point in Rockford: West State Street (-89.094046,42.271066)
Estimated Travel Time Between O'Fallon and Rockford
The distance between O'Fallon and Rockford is 466 km if you choose to drive by road. You can go 05 hours 10 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 Rockford. The current time is 01:53:51.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 09 hours 38 minutes |
| 40 mph (64.37 km/h) | 07 hours 14 minutes |
| 50 mph (80.47 km/h) | 05 hours 47 minutes |
| 60 mph (96.56 km/h) | 04 hours 49 minutes |
| 70 mph (112.65 km/h) | 04 hours 08 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 38.66 liters (10.21 gallon) of gas to cover the route between O'Fallon and Rockford.
The estimated cost of gas to go from O'Fallon to Rockford is $36.83 (diesel $43.91).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $36.83 | $41.99 | $46.47 | $43.91 |
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 Rockford (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
