Distance between cities › USA › Wisconsin › Eureka, WI › Distance from Eureka to Onalaska Book Hotels

Distance from Eureka, WI to Onalaska, WI

Distance

142 mi

Time

3 hours 7 mins

Gas Cost

$13 - $25

There are 119.32 miles from Eureka to Onalaska in west direction and 142 miles (228.53 kilometers) by car, following the I-90 route.

Eureka and Onalaska are 3 hours 7 mins far apart, if you drive non-stop .

This is the fastest route from Eureka, WI to Onalaska, WI. The halfway point is Mauston, WI.

Eureka, WI and Onalaska, WI are in the same time zone (CDT). Current time in both locations is 11:27 pm.

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Lowest Price Rental Cars in Eureka, WI

Planning on renting a car to go from Eureka, WI to Onalaska, WI? Here there are some offers to rent a car in Eureka, WI

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Eureka »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 5.71 gallons of gas to cover the route between Eureka, WI and Onalaska, WI.

The estimated cost of gas to go from Eureka to Onalaska is $18.13.

During the route, an average car will release 111.90 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 $3.18 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Eureka, WI and Onalaska, WI

If you want to meet halfway between Eureka, WI and Onalaska, WI or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.793324 and -89.991417, or 43º 47' 35.9664" N, 89º 59' 29.1012" W. This location is 71.11 miles away from Eureka, WI and Onalaska, WI and it would take approximately 1 hour 33 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mauston, WI, situated 76 miles from Eureka, WI and 69 miles from Onalaska, WI. It would take 1 hour 51 mins to go from Eureka to Mauston and 1 hour 2 mins to go from Onalaska to Mauston.