How far is Decatur, IL from Des Plaines, IL?
Distance by Flight
Shortest distance between Decatur and Des Plaines is 161.51 miles (259.93 km).
Flight distance from Decatur, IL to Des Plaines, IL is 161.51 miles. Estimated flight time is 00 hours 22 minutes.
It takes 00 hours 20 minutes to travel from Decatur to Des Plaines with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Decatur, Illinois to Des Plaines, Illinois is: 186.56 miles (300.24 km) by car.
Driving from Decatur to Des Plaines will take approximately 03 hours 06 minutes.
#1 Decatur
The most populous city in Macon County, Illinois. It is located on the Sangamon River in central Illinois. Decatur is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Decatur Museum of Art and History and the Lincoln Log Cabin State Historic Site.
| Population | 70007 |
|---|---|
| GPS Coordinates | 39°50'25"N 88°57'17"W |
| Latitude | 39.8403100 |
| Longitude | -88.9548000 |
| Altitude | 205 |
| Country | United States |
#2 Des Plaines
The most populous city in Cook County, Illinois. It is located on the Des Plaines River in northeastern Illinois. Des Plaines is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Des Plaines History Center and the Des Plaines Theatre.
| Population | 58179 |
|---|---|
| GPS Coordinates | 42°2'0"N 87°53'0"W |
| Latitude | 42.0333600 |
| Longitude | -87.8834000 |
| Altitude | 193 |
| Country | United States |
Ending point in Des Plaines: Henry Avenue (-87.883408,42.033456)
Estimated Travel Time Between Decatur and Des Plaines
The distance between Decatur and Des Plaines is 300 km if you choose to drive by road. You can go 03 hours 20 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 Decatur and Des Plaines. The current time is 00:55:54.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 06 hours 12 minutes |
| 40 mph (64.37 km/h) | 04 hours 39 minutes |
| 50 mph (80.47 km/h) | 03 hours 43 minutes |
| 60 mph (96.56 km/h) | 03 hours 06 minutes |
| 70 mph (112.65 km/h) | 02 hours 39 minutes |
| 75 mph (120.7 km/h) | 02 hours 29 minutes |
| 80 mph (128.75 km/h) | 02 hours 19 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 24.92 liters (6.58 gallon) of gas to cover the route between Decatur and Des Plaines.
The estimated cost of gas to go from Decatur to Des Plaines is $23.75 (diesel $28.31).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $23.75 | $27.07 | $29.96 | $28.31 |
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 18, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Decatur and Des Plaines (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
