How far is Lake Forest, IL from Quincy, IL?
Distance by Flight
Shortest distance between Lake Forest and Quincy is 245.52 miles (395.13 km).
Flight distance from Lake Forest, IL to Quincy, IL is 245.52 miles. Estimated flight time is 00 hours 39 minutes.
It takes 00 hours 36 minutes to travel from Lake Forest to Quincy with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Lake Forest, Illinois to Quincy, Illinois is: 330.9 miles (532.53 km) by car.
Driving from Lake Forest to Quincy will take approximately 05 hours 18 minutes.
#1 Lake Forest
City in Lake County, Illinois, United States
| Population | 19379 |
|---|---|
| GPS Coordinates | 42°15'31"N 87°50'26"W |
| Latitude | 42.2586300 |
| Longitude | -87.8406300 |
| Altitude | 210 |
| Country | United States |
#2 Quincy
County seat of Adams County, Illinois, United States
| Population | 39589 |
|---|---|
| GPS Coordinates | 39°56'8"N 91°24'36"W |
| Latitude | 39.9356000 |
| Longitude | -91.4098700 |
| Altitude | 173 |
| Country | United States |
Ending point in Quincy: Broadway Street (-91.40987,39.935697)
Estimated Travel Time Between Lake Forest and Quincy
The distance between Lake Forest and Quincy is 533 km if you choose to drive by road. You can go 05 hours 55 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 Lake Forest and Quincy. The current time is 09:08:45.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 11 hours 01 minutes |
| 40 mph (64.37 km/h) | 08 hours 16 minutes |
| 50 mph (80.47 km/h) | 06 hours 37 minutes |
| 60 mph (96.56 km/h) | 05 hours 30 minutes |
| 70 mph (112.65 km/h) | 04 hours 43 minutes |
| 75 mph (120.7 km/h) | 04 hours 24 minutes |
| 80 mph (128.75 km/h) | 04 hours 07 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 44.2 liters (11.68 gallon) of gas to cover the route between Lake Forest and Quincy.
The estimated cost of gas to go from Lake Forest to Quincy is $42.12 (diesel $50.21).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $42.12 | $48.01 | $53.14 | $50.21 |
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 Lake Forest and Quincy (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
