Shortest distance between Deerfield and Decatur is 171.13 miles (275.41 km).
Flight distance from Deerfield, IL to Decatur, IL is 171.13 miles. Estimated flight time is 00 hours 23 minutes.
It takes 00 hours 21 minutes to travel from Deerfield to Decatur with an airplane (average speed of 550 miles).
The driving distance from Deerfield, Illinois to Decatur, Illinois is: 197.41 miles (317.7 km) by car.
Driving from Deerfield to Decatur will take approximately 03 hours 22 minutes.
The distance between Deerfield and Decatur is 318 km if you choose to drive by road. You can go 03 hours 31 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 Deerfield and Decatur. The current time is 21:18:20.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||06 hours 34 minutes|
|40 mph (64.37 km/h)||04 hours 56 minutes|
|50 mph (80.47 km/h)||03 hours 56 minutes|
|60 mph (96.56 km/h)||03 hours 17 minutes|
|70 mph (112.65 km/h)||02 hours 49 minutes|
|75 mph (120.7 km/h)||02 hours 37 minutes|
|80 mph (128.75 km/h)||02 hours 27 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 26.37 liters (6.97 gallon) of gas to cover the route between Deerfield and Decatur.
The estimated cost of gas to go from Deerfield to Decatur is $28.57 (diesel $33.78).
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 per gallon of daily gas for calculations is $4.102 (Diesel $4.849) /gallon. Last changed prices on August 19, 2022.
The place names are translated into coordinates to approximate the distance between Deerfield and Decatur (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.