Distance between cities › USA › Illinois › Walnut, IL › Distance from Walnut to Comstock Book Hotels

Distance from Walnut, IL to Comstock, WI

Distance

391 mi

Time

7 hours 30 mins

Gas Cost

$36 - $71

There are 298.05 miles from Walnut to Comstock in northwest direction and 391 miles (629.25 kilometers) by car, following the I-94 route.

Walnut and Comstock are 7 hours 30 mins far apart, if you drive non-stop .

This is the fastest route from Walnut, IL to Comstock, WI. The halfway point is Wisconsin Dells, WI.

Walnut, IL and Comstock, WI are in the same time zone (CDT). Current time in both locations is 4:03 pm.

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Lowest Price Rental Cars in Walnut, IL

Planning on renting a car to go from Walnut, IL to Comstock, WI? Here there are some offers to rent a car in Walnut, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Walnut »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 15.71 gallons of gas to cover the route between Walnut, IL and Comstock, WI.

The estimated cost of gas to go from Walnut to Comstock is $51.25.

During the route, an average car will release 307.84 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Walnut, IL and Comstock, WI

If you want to meet halfway between Walnut, IL and Comstock, WI or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.669907 and -89.824341, or 43º 40' 11.6652" N, 89º 49' 27.6276" W. This location is 195.62 miles away from Walnut, IL and Comstock, WI and it would take approximately 3 hours 45 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Wisconsin Dells, WI, situated 202 miles from Walnut, IL and 197 miles from Comstock, WI. It would take 3 hours 19 mins to go from Walnut to Wisconsin Dells and 3 hours 2 mins to go from Comstock to Wisconsin Dells.