Shortest distance between Joliet and Quincy is 205.88 miles (331.33 km).
Flight distance from Joliet, IL to Quincy, IL is 205.88 miles. Estimated flight time is 00 hours 30 minutes.
It takes 00 hours 27 minutes to travel from Joliet to Quincy with an airplane (average speed of 550 miles).
The driving distance from Joliet, Illinois to Quincy, Illinois is: 250.61 miles (403.32 km) by car.
Driving from Joliet to Quincy will take approximately 04 hours 19 minutes.
The distance between Joliet and Quincy is 403 km if you choose to drive by road. You can go 04 hours 28 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 Joliet and Quincy. The current time is 02:59:08.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||08 hours 21 minutes|
|40 mph (64.37 km/h)||06 hours 15 minutes|
|50 mph (80.47 km/h)||05 hours 00 minutes|
|60 mph (96.56 km/h)||04 hours 10 minutes|
|70 mph (112.65 km/h)||03 hours 34 minutes|
|75 mph (120.7 km/h)||03 hours 20 minutes|
|80 mph (128.75 km/h)||03 hours 07 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 33.48 liters (8.84 gallon) of gas to cover the route between Joliet and Quincy.
The estimated cost of gas to go from Joliet to Quincy is $29.89 (diesel $32.9).
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 $3.38 (Diesel $3.72) /gallon. Last changed prices on December 06, 2021.
The place names are translated into coordinates to approximate the distance between Joliet and Quincy (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.